DoctorsProofNPPES directory · verify at state boards

Obstetrics & Gynecology in San Ramon, CA

13 verified obstetrics & gynecology doctors in San Ramon.

OB/GYNs provide women's reproductive health care, including pregnancy, childbirth, and gynecologic conditions.

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 Medical Board of California

Dr. Maria Quan, MD

Obstetrics & Gynecology

20 yrs NPPES
NPI 1043281405
11030 BOLLINGER CANYON RD STE 200, San Ramon, CA 94582(925) 263-5583
NPPES public registry
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. Joanne Vogel, MD

Obstetrics & Gynecology

20 yrs NPPES
NPI 1396794509
11030 BOLLINGER CANYON RD, SUITE 250, San Ramon, CA 94582(925) 736-0110
NPPES public registry
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. Renee Hilliard, MD

Obstetrics & Gynecology

20 yrs NPPES
NPI 1245265065
5201 NORRIS CANYON RD, #310, San Ramon, CA 94583(925) 327-1500
NPPES public registry
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. Emil Eyvazzadeh, MD

Obstetrics & Gynecology

20 yrs NPPES
NPI 1881702462
5401 NORRIS CANYON RD STE 104, San Ramon, CA 94583(925) 277-1441
NPPES public registry
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. Helen Matthews, MD

Obstetrics & Gynecology

20 yrs NPPES
NPI 1013015627
1081 MARKET PL, SUITE 500, San Ramon, CA 94583(925) 452-6644
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $3,036 (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.

$3,036

Total received

4

Transactions

2

Paying companies

Top paying companies

Ethicon Inc.$3,008
AbbVie Inc.$27.68

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 is higher than 97% of that group — among the highest recipients.

Benchmark reflects doctors we've analyzed, not all US obstetrics & gynecology doctors.

Payments to Helen Matthews do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Mark Lollar, MD

Obstetrics & Gynecology

20 yrs NPPES
NPI 1124119623
5201 NORRIS CANYON RD, #310, San Ramon, CA 94583(925) 327-1500
NPPES public registry
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. Curtis Appel, MD

Obstetrics & Gynecology

20 yrs NPPES
NPI 1831279314
2300 CAMINO RAMON, San Ramon, CA 94583(925) 244-7600
NPPES public registry
CMS Open Payments· $16.44 (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.

$16.44

Total received

1

Transactions

1

Paying companies

Top paying companies

Organon LLC$16.44

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 55th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US obstetrics & gynecology doctors.

Payments to Curtis Appel do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Leroy Leabman, MD

Obstetrics & Gynecology

15 yrs NPPES
NPI 1598041360
2227 ASHBOURNE DR, San Ramon, CA 94583(925) 820-4476
NPPES public registry
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. Sadaf Samizay, MD

Obstetrics & Gynecology

12 yrs NPPES
NPI 1124439260
5601 NORRIS CANYON RD, San Ramon, CA 94583(925) 587-4808
NPPES public registry
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. Susan Raymond, MD

Obstetrics & Gynecology

11 yrs NPPES
NPI 1457740334
2300 CAMINO RAMON, San Ramon, CA 94583(925) 244-4700
NPPES public registryAccepts Medicare (2024)
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. Spenser Perloff, MD

Obstetrics & Gynecology

10 yrs NPPES
NPI 1861855272
12677 ALCOSTA BLVD, San Ramon, CA 94583(925) 254-9840
NPPES public registry
CMS Open Payments· $83.60 (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.

$83.60

Total received

2

Transactions

2

Paying companies

Top paying companies

Myriad Women's Health, Inc.$60.91
Davol Inc.$22.69

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 Spenser Perloff do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Ravi Agarwal, MD

Obstetrics & Gynecology

10 yrs NPPES
NPI 1710331236
100 PARK PL STE 200, San Ramon, CA 94583(925) 867-1800
NPPES public registry
CMS Open Payments· $366.39 (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.

$366.39

Total received

5

Transactions

3

Paying companies

Top paying companies

EMD Serono, Inc.$307.38
Organon LLC$31.68
Ferring Pharmaceuticals Inc.$27.33

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 86th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US obstetrics & gynecology doctors.

Payments to Ravi Agarwal do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Rhea Chattopadhyay, MD

Obstetrics & Gynecology

10 yrs NPPES
NPI 1508308040
2300 CAMINO RAMON FL 1, San Ramon, CA 94583(510) 248-6900
NPPES public registry
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.

Obstetrics & Gynecology in San Ramon, CA — Verified | DoctorsProof | DoctorsProof