Doctors in Lancaster, CA
335 physicians listed in the NPPES public registry. Page 3 of 6.
NPPES tenure ≠ clinical experience. "Years on NPPES" is time since the physician first registered a National Provider Identifier, not time practicing medicine. Verify current license status with the state medical board.
Dr. Charles Lim, MD
Internal Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Edgardo Barcelona, MD
Surgery
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Isaac Paz, MD
Surgery
CMS Open Payments· $30.27 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$30.27
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 39,537 surgery doctors we've analyzed, about 52% received any industry payment (median $305 among those who did). This doctor's total ranks around the 53th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US surgery doctors.
Payments to Isaac Paz do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Steve Koh, MD
Urology
CMS Open Payments· $27.30 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$27.30
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 13,930 urology doctors we've analyzed, about 65% received any industry payment (median $618 among those who did). This doctor's total is on the lower end — around the 39th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US urology doctors.
Payments to Steve Koh do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Florcita Alvarez-Galoosian, MD
Nephrology
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. John Zambetti, MD
Emergency Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Bassel Hadaya, MD
Nephrology
CMS Open Payments· $703.45 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$703.45
Total received
26
Transactions
10
Paying companies
Top paying companies
Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 among those who did). This doctor's total ranks around the 82th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US nephrology doctors.
Payments to Bassel Hadaya do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Alphonso Swaby, DO
Family Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Shahid Siddiqui, MD
Internal Medicine
CMS Open Payments· $363.53 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$363.53
Total received
4
Transactions
4
Paying companies
Top paying companies
Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 86th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.
Payments to Shahid Siddiqui do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Young Ko, MD
Pulmonary Disease
CMS Open Payments· $191.31 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$191.31
Total received
2
Transactions
2
Paying companies
Top paying companies
Among the 13,317 pulmonary disease doctors we've analyzed, about 54% received any industry payment (median $474 among those who did). This doctor's total ranks around the 64th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US pulmonary disease doctors.
Payments to Young Ko do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Vivaik Tyagi, MD
Gastroenterology
CMS Open Payments· $251,066 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$251,066
Total received
127
Transactions
18
Paying companies
Top paying companies
Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is higher than 99% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.
Payments to Vivaik Tyagi do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Roy Del-Rosario, MD
Psychiatry
CMS Open Payments· $3,104 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$3,104
Total received
198
Transactions
13
Paying companies
Top paying companies
Among the 57,336 psychiatry doctors we've analyzed, about 24% received any industry payment (median $180 among those who did). This doctor's total is higher than 98% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US psychiatry doctors.
Payments to Roy Del-Rosario do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Antony Ernest, MD
Cardiovascular Disease
CMS Open Payments· $21.14 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$21.14
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 26,323 cardiovascular disease doctors we've analyzed, about 66% received any industry payment (median $653 among those who did). This doctor's total is on the lower end — around the 37th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US cardiovascular disease doctors.
Payments to Antony Ernest do not imply any wrongdoing. Many are meals, education, or research support.
Dr. S Joseph Marianayagam, MD
Internal Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Doddanna Krishna, MD
Pulmonary Disease
CMS Open Payments· $52.21 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$52.21
Total received
2
Transactions
2
Paying companies
Top paying companies
Among the 13,317 pulmonary disease doctors we've analyzed, about 54% received any industry payment (median $474 among those who did). This doctor's total ranks around the 54th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US pulmonary disease doctors.
Payments to Doddanna Krishna do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Ravi Shankar, MD
Pulmonary Disease
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. John Birsner, MD
Obstetrics & Gynecology
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Jose Gordo, MD
Surgery
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Kumaravel Perumalsamy, MD
Emergency Medicine
CMS Open Payments· $36,116 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$36,116
Total received
119
Transactions
17
Paying companies
Top paying companies
Among the 70,367 emergency medicine doctors we've analyzed, about 18% received any industry payment (median $60 among those who did). This doctor's total is higher than 100% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US emergency medicine doctors.
Payments to Kumaravel Perumalsamy do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Vu Bui, MD
Diagnostic Radiology
CMS Open Payments· $102.44 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$102.44
Total received
2
Transactions
2
Paying companies
Top paying companies
Among the 45,487 diagnostic radiology doctors we've analyzed, about 22% received any industry payment (median $144 among those who did). This doctor's total ranks around the 87th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US diagnostic radiology doctors.
Payments to Vu Bui do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Luis Tan, MD
Internal Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Marla Giem, MD
Internal Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Taha Hamoui, MD
Internal Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Mohamed Lameer, MD
Orthopaedic Surgery
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Satya Dandamudi, MD
Internal Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Chickkiah Padmanabhan, MD
Surgery
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Gurcharn Singh, MD
Gastroenterology
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Thomas Carlton, MD
Psychiatry
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Birendra Das, MD
Pediatrics
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. George Kevly, MD
Obstetrics & Gynecology
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Nilesh Hingarh, MD
Internal Medicine
CMS Open Payments· $3,106 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$3,106
Total received
33
Transactions
8
Paying companies
Top paying companies
Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total is higher than 96% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.
Payments to Nilesh Hingarh do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Sanjaya Khanal, MD
Cardiovascular Disease
CMS Open Payments· $166.68 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$166.68
Total received
8
Transactions
4
Paying companies
Top paying companies
Among the 26,323 cardiovascular disease doctors we've analyzed, about 66% received any industry payment (median $653 among those who did). This doctor's total ranks around the 50th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US cardiovascular disease doctors.
Payments to Sanjaya Khanal do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Richard Hahn, MD
Surgery
CMS Open Payments· $34.07 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$34.07
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 39,537 surgery doctors we've analyzed, about 52% received any industry payment (median $305 among those who did). This doctor's total ranks around the 54th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US surgery doctors.
Payments to Richard Hahn do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Susan Nasser, DO
Family Medicine
CMS Open Payments· $1,648 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$1,648
Total received
74
Transactions
24
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total is higher than 97% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Susan Nasser do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Kumarasamy Sivakumar, MD
Internal Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Christy Waters, MD
Psychiatry
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Ramanathpur Murthy, MD
Surgery
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Tanyanika Phillips, MD
Medical Oncology
CMS Open Payments· $807.58 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$807.58
Total received
25
Transactions
1
Paying companies
Top paying companies
Among the 4,060 medical oncology doctors we've analyzed, about 60% received any industry payment (median $4,500 among those who did). This doctor's total ranks around the 60th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US medical oncology doctors.
Payments to Tanyanika Phillips do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Sam Allen, MD
Obstetrics & Gynecology
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Russell Greif, DO
Internal Medicine
CMS Open Payments· $194.45 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$194.45
Total received
7
Transactions
2
Paying companies
Top paying companies
Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 82th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.
Payments to Russell Greif do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Harald Krueger, MD
Psychiatry
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Ramani Lakshman, MD
Pediatrics
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Suzanne Chaudhry, MD
Obstetrics & Gynecology
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Ramasamy Mahadevan, MD
Pediatrics
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Gyanesh Agrawal, MD
Internal Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Jose Pascual, MD
Internal Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Ali Jafferi, MD
Internal Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Junaid Fitter, MD
Internal Medicine
CMS Open Payments· $128.29 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$128.29
Total received
2
Transactions
2
Paying companies
Top paying companies
Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 78th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.
Payments to Junaid Fitter do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Ruth Oren, MD
Anesthesiology
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Canagaretnam Chandradas, MD
Internal Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Tahir Khan, MD
Family Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Kartikey Mehta, MD
Internal Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Vijayalakshm Balasubramanian, MD
Anesthesiology
CMS Open Payments· $130.80 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$130.80
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 62,108 anesthesiology doctors we've analyzed, about 29% received any industry payment (median $64 among those who did). This doctor's total is higher than 90% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US anesthesiology doctors.
Payments to Vijayalakshm Balasubramanian do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Esperanza Gajo, MD
Pediatrics
CMS Open Payments· $23.71 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$23.71
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 84,711 pediatrics doctors we've analyzed, about 29% received any industry payment (median $101 among those who did). This doctor's total ranks around the 76th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US pediatrics doctors.
Payments to Esperanza Gajo do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Anna Law, MD
Emergency Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Marvin Ross, MD
Internal Medicine
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Marti Menez, MD
Pediatrics
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Stanley Cowen, MD
Surgery
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.
Dr. Lynne Ticson, MD
Pediatrics
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.