Doctors in North Chelmsford, MA
35 physicians listed in the NPPES public registry.
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.
Verify a license at the Massachusetts Board of Registration in Medicine
Dr. Nonnie Estella, 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. Ronald Winfield, MD
Psychiatry
CMS Open Payments· $277.57 (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.
$277.57
Total received
12
Transactions
5
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 90% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US psychiatry doctors.
Payments to Ronald Winfield do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Deborah Francis, 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. Usha Tripathi, 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. Akmal Khan, 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. Samuel Gerber, MD
Orthopaedic Surgery
CMS Open Payments· $155.47 (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.
$155.47
Total received
5
Transactions
3
Paying companies
Top paying companies
Among the 28,855 orthopaedic surgery doctors we've analyzed, about 64% received any industry payment (median $545 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 orthopaedic surgery doctors.
Payments to Samuel Gerber do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Eric Holstein, 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. Atul Bhat, MD
Physical Medicine & Rehabilitation
CMS Open Payments· $15.71 (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.
$15.71
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 15,884 physical medicine & rehabilitation doctors we've analyzed, about 27% received any industry payment (median $149 among those who did). This doctor's total ranks around the 74th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US physical medicine & rehabilitation doctors.
Payments to Atul Bhat do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Scott Sigman, MD
Orthopaedic Surgery
CMS Open Payments· $214,688 (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.
$214,688
Total received
163
Transactions
11
Paying companies
Top paying companies
Among the 28,855 orthopaedic surgery doctors we've analyzed, about 64% received any industry payment (median $545 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 orthopaedic surgery doctors.
Payments to Scott Sigman do not imply any wrongdoing. Many are meals, education, or research support.
Dr. W Wu, MD
Orthopaedic Surgery
CMS Open Payments· $151.04 (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.
$151.04
Total received
5
Transactions
3
Paying companies
Top paying companies
Among the 28,855 orthopaedic surgery doctors we've analyzed, about 64% received any industry payment (median $545 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 orthopaedic surgery doctors.
Payments to W Wu do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Peter Roman, MD
Orthopaedic Surgery
CMS Open Payments· $435.32 (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.
$435.32
Total received
10
Transactions
8
Paying companies
Top paying companies
Among the 28,855 orthopaedic surgery doctors we've analyzed, about 64% received any industry payment (median $545 among those who did). This doctor's total ranks around the 66th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US orthopaedic surgery doctors.
Payments to Peter Roman do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Jeremy Moses, MD
Surgery
CMS Open Payments· $199.68 (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.
$199.68
Total received
8
Transactions
3
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 69th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US surgery doctors.
Payments to Jeremy Moses do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Kevin Malone, DO
Orthopaedic Surgery
CMS Open Payments· $279.47 (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.
$279.47
Total received
8
Transactions
7
Paying companies
Top paying companies
Among the 28,855 orthopaedic surgery doctors we've analyzed, about 64% received any industry payment (median $545 among those who did). This doctor's total ranks around the 61th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US orthopaedic surgery doctors.
Payments to Kevin Malone do not imply any wrongdoing. Many are meals, education, or research support.
Dr. David Prybyla, MD
Orthopaedic Surgery
CMS Open Payments· $7,821 (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.
$7,821
Total received
32
Transactions
5
Paying companies
Top paying companies
Among the 28,855 orthopaedic surgery doctors we've analyzed, about 64% received any industry payment (median $545 among those who did). This doctor's total ranks around the 89th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US orthopaedic surgery doctors.
Payments to David Prybyla do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Jessica Wieselquist, 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. Christopher Hong, MD
Cardiovascular Disease
CMS Open Payments· $139.20 (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.
$139.20
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 is on the lower end — around the 48th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US cardiovascular disease doctors.
Payments to Christopher Hong do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Nari Sabeti, MD
Surgery
CMS Open Payments· $8,526 (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.
$8,526
Total received
43
Transactions
3
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 is higher than 95% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US surgery doctors.
Payments to Nari Sabeti do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Whitney Hunt, MD
Pediatrics
CMS Open Payments· $84.23 (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.
$84.23
Total received
3
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 84th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US pediatrics doctors.
Payments to Whitney Hunt do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Meeta Nguyen, MD
Preventive 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. Nitin Aggarwal, MD
Internal Medicine
CMS Open Payments· $1,773 (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.
$1,773
Total received
37
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 94% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.
Payments to Nitin Aggarwal do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Lauren Miller, DO
Pediatrics
CMS Open Payments· $227.77 (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.
$227.77
Total received
9
Transactions
5
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 is higher than 92% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US pediatrics doctors.
Payments to Lauren Miller do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Kristin D'Orsi, DO
Obstetrics & Gynecology
CMS Open Payments· $94.00 (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.
$94.00
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 47,072 obstetrics & gynecology doctors we've analyzed, about 47% received any industry payment (median $178 among those who did). This doctor's total ranks around the 69th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US obstetrics & gynecology doctors.
Payments to Kristin D'Orsi do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Chris Cary, 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. Caitlin Waters, 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. Artem Astsaturov, MD
Cardiovascular Disease
CMS Open Payments· $3,413 (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.
$3,413
Total received
38
Transactions
5
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 86th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US cardiovascular disease doctors.
Payments to Artem Astsaturov do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Timothy Wymer, MD
Internal Medicine
CMS Open Payments· $60.75 (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.
$60.75
Total received
4
Transactions
3
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 73th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.
Payments to Timothy Wymer do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Lauren Verra, MD
Pediatrics
CMS Open Payments· $159.97 (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.
$159.97
Total received
7
Transactions
3
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 is higher than 90% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US pediatrics doctors.
Payments to Lauren Verra do not imply any wrongdoing. Many are meals, education, or research support.
Dr. James Connolly, MD
Gastroenterology
CMS Open Payments· $1,137 (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.
$1,137
Total received
33
Transactions
17
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 ranks around the 77th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.
Payments to James Connolly do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Heidi Ahmed, MD
Internal Medicine
CMS Open Payments· $1,124 (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.
$1,124
Total received
38
Transactions
12
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 92% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.
Payments to Heidi Ahmed do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Jacqueline Chu, MD
Gastroenterology
CMS Open Payments· $1,368 (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.
$1,368
Total received
44
Transactions
15
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 ranks around the 80th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.
Payments to Jacqueline Chu do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Bryan Dolan, DO
Internal Medicine
CMS Open Payments· $351.92 (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.
$351.92
Total received
3
Transactions
3
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 Bryan Dolan do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Melanie Kappadakunnel, DO
Internal Medicine
CMS Open Payments· $890.02 (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.
$890.02
Total received
33
Transactions
12
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 91% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.
Payments to Melanie Kappadakunnel do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Cecillia Wong, MD
Cardiovascular Disease
CMS Open Payments· $35.72 (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.
$35.72
Total received
2
Transactions
2
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 40th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US cardiovascular disease doctors.
Payments to Cecillia Wong do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Briana Perry, MD
Obstetrics & Gynecology
CMS Open Payments· $83.94 (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.
$83.94
Total received
3
Transactions
2
Paying companies
Top paying companies
Among the 47,072 obstetrics & gynecology doctors we've analyzed, about 47% received any industry payment (median $178 among those who did). This doctor's total ranks around the 68th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US obstetrics & gynecology doctors.
Payments to Briana Perry do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Joshua Goldberg, 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.