Mark A Fierro, MD
Obstetrics/Gynecology · San Jose
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- Not verified
- Not the same as out of network.
- Office
- 1
Offices
1 location · Obstetrix Medical Group of California A Professional Corporation · 15 clinicians in this group
Plan participation
Not verified
We could not verify current plan participation for this doctor. This does not mean they are out of network. Call Dr. Fierro’s office to ask if they take your plan before you enroll.
California Medical Board record
Licence A124997 · Current
Licensed to practise in California · since 2013 · expires 2026-12-31 · Saint Louis University School of Medicine.
No disciplinary actions, convictions, malpractice judgments or citations in this record.
Money from drug and device companies
$2,378 in 2025
| 2025 | 16 | 155 | None | $2,378 |
| 2024 | 13 | 131 | None | $2,230 |
| 2023 | 12 | 119 | None | $1,976 |
| 2022 | 18 | 97 | $640 | $2,555 |
| 2021 | 18 | 95 | None | $1,588 |
| 2020 | 21 | 49 | None | $1,065 |
| 2019 | 17 | 72 | None | $1,045 |
Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.
A payment is not proof that care is biased.
| Bausch Health US | Aplenzin | $1,170 | 93 payments
|
| Astellas Pharma US | Veozah | $250 | 11 payments
|
| Amgen | Evenity | $249 | 11 payments
|
| Pfizer | Nurtec Odt | $216 | 16 payments
|
| Mayne Pharma Commercial | None | $96 | 6 payments
|
| Takeda Pharmaceuticals U.S.A. | Trintellix | $87 | 4 payments
|
See all 155 published payments
| Mayne Pharma Commercial | Meals · 2025-12-19 | None | $27 |
| Pfizer | Meals · 2025-12-15 | Nurtec Odt | $25 |
| Astellas Pharma US | Meals · 2025-12-13 | Veozah | $34 |
| Mayne Pharma Commercial | Meals · 2025-12-12 | None | $12 |
| Takeda Pharmaceuticals U.S.A. | Meals · 2025-12-09 | Trintellix | $23 |
| Astellas Pharma US | Meals · 2025-12-05 | Veozah | $23 |
| Pfizer | Meals · 2025-11-25 | Nurtec Odt | $17 |
| Pfizer | Meals · 2025-11-25 | Nurtec Odt | $2 |
| Amgen | Meals · 2025-11-20 | Evenity | $5 |
| Amgen | Meals · 2025-11-20 | Evenity | $8 |
| Sumitomo Pharma America | Meals · 2025-11-14 | Myfembree | $14 |
| Takeda Pharmaceuticals U.S.A. | Meals · 2025-11-14 | Trintellix | $15 |
| Astellas Pharma US | Meals · 2025-11-12 | Veozah | $29 |
| Pfizer | Meals · 2025-11-08 | Abrysvo | $9 |
| Bausch Health US | Meals · 2025-11-06 | Aplenzin | $22 |
| Mayne Pharma Commercial | Meals · 2025-11-05 | None | $18 |
| Amgen | Meals · 2025-10-29 | Otezla | $32 |
| Abbvie | Meals · 2025-10-16 | Vraylar | $27 |
| Bausch Health US | Meals · 2025-10-13 | Aplenzin | $16 |
| Pfizer | Meals · 2025-10-07 | Abrysvo | $8 |
| Exact Sciences | Meals · 2025-10-02 | None | $25 |
| Pfizer | Meals · 2025-09-26 | Nurtec Odt | $17 |
| Bausch Health US | Meals · 2025-09-22 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-09-22 | Aplenzin | $12 |
| Amgen | Meals · 2025-09-18 | Evenity | $29 |
| Astellas Pharma US | Meals · 2025-09-18 | Veozah | $20 |
| Bausch Health US | Meals · 2025-09-16 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-09-16 | Aplenzin | $4 |
| Bausch Health US | Meals · 2025-09-10 | Aplenzin | $11 |
| Bausch Health US | Meals · 2025-09-10 | Aplenzin | $17 |
| Bausch Health US | Meals · 2025-09-08 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-09-08 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-09-08 | Aplenzin | $20 |
| Abbvie | Meals · 2025-09-06 | Vraylar | $26 |
| Astellas Pharma US | Meals · 2025-09-06 | Veozah | $19 |
| Amgen | Meals · 2025-09-03 | Evenity | $33 |
| Avanos Medical | Meals · 2025-08-25 | On-Q Pump and Accessories | $36 |
| Pfizer | Meals · 2025-08-19 | Nurtec Odt | $16 |
| Bausch Health US | Meals · 2025-08-19 | Aplenzin | $5 |
| Bausch Health US | Meals · 2025-08-19 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-08-19 | Aplenzin | $17 |
| Bausch Health US | Meals · 2025-08-18 | Aplenzin | $11 |
| Bausch Health US | Meals · 2025-08-18 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-08-18 | Aplenzin | $4 |
| Bausch Health US | Meals · 2025-08-18 | Aplenzin | $12 |
| Bausch Health US | Meals · 2025-08-12 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-08-12 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-08-12 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-08-12 | Aplenzin | $6 |
| Bausch Health US | Meals · 2025-08-12 | Aplenzin | $5 |
| Pfizer | Meals · 2025-08-06 | Abrysvo | $17 |
| Bausch Health US | Meals · 2025-07-28 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-07-28 | Aplenzin | $4 |
| Bausch Health US | Meals · 2025-07-28 | Aplenzin | $12 |
| Bausch Health US | Meals · 2025-07-28 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-07-28 | Aplenzin | $7 |
| Bausch Health US | Meals · 2025-07-28 | Aplenzin | $5 |
| Bausch Health US | Meals · 2025-07-28 | Aplenzin | $14 |
| Amgen | Meals · 2025-07-25 | Otezla | $34 |
| Pfizer | Meals · 2025-07-17 | Nurtec Odt | $28 |
| Bausch Health US | Meals · 2025-07-15 | Aplenzin | $12 |
| Bausch Health US | Meals · 2025-07-15 | Aplenzin | $13 |
| Bausch Health US | Meals · 2025-07-15 | Aplenzin | $5 |
| Amgen | Meals · 2025-07-14 | Otezla | $9 |
| Bausch Health US | Meals · 2025-07-14 | Aplenzin | $5 |
| Bausch Health US | Meals · 2025-07-14 | Aplenzin | $7 |
| Bausch Health US | Meals · 2025-07-14 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-07-14 | Aplenzin | $14 |
| Astellas Pharma US | Meals · 2025-07-02 | Veozah | $31 |
| Pfizer | Meals · 2025-06-30 | Abrysvo | $15 |
| Bausch Health US | Meals · 2025-06-30 | Aplenzin | $7 |
| Bausch Health US | Meals · 2025-06-30 | Aplenzin | $13 |
| Meditrina | Meals · 2025-06-23 | None | $12 |
| Bausch Health US | Meals · 2025-06-16 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-06-16 | Aplenzin | $9 |
| Bausch Health US | Meals · 2025-06-16 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-06-10 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-06-10 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-06-10 | Aplenzin | $6 |
| Bausch Health US | Meals · 2025-06-10 | Aplenzin | $7 |
| Bausch Health US | Meals · 2025-06-10 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-06-10 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-06-10 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-06-10 | Aplenzin | $15 |
| Amgen | Meals · 2025-06-05 | Evenity | $43 |
| Bausch Health US | Meals · 2025-05-20 | Aplenzin | $19 |
| Bausch Health US | Meals · 2025-05-20 | Aplenzin | $19 |
| Bausch Health US | Meals · 2025-05-19 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-05-12 | Aplenzin | $8 |
| Bausch Health US | Meals · 2025-05-12 | Aplenzin | $8 |
| Bausch Health US | Meals · 2025-05-12 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-05-12 | Aplenzin | $24 |
| Bausch Health US | Meals · 2025-05-12 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-05-12 | Aplenzin | $19 |
| Pfizer | Meals · 2025-05-05 | Nurtec Odt | $16 |
| Pfizer | Meals · 2025-05-05 | Nurtec Odt | $4 |
| Bausch Health US | Meals · 2025-05-05 | Aplenzin | $3 |
| Bausch Health US | Meals · 2025-05-05 | Aplenzin | $14 |
| Astellas Pharma US | Meals · 2025-05-03 | Veozah | $18 |
| Pfizer | Meals · 2025-04-29 | Nurtec Odt | $9 |
| Pfizer | Meals · 2025-04-28 | Abrysvo | $8 |
| Bausch Health US | Meals · 2025-04-28 | Aplenzin | $13 |
| Bausch Health US | Meals · 2025-04-28 | Aplenzin | $8 |
| Bausch Health US | Meals · 2025-04-28 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-04-28 | Aplenzin | $6 |
| Bausch Health US | Meals · 2025-04-28 | Aplenzin | $14 |
| Bausch Health US | Meals · 2025-04-28 | Aplenzin | $9 |
| Bausch Health US | Meals · 2025-04-22 | Aplenzin | $18 |
| Bausch Health US | Meals · 2025-04-22 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-04-22 | Aplenzin | $5 |
| Bausch Health US | Meals · 2025-04-22 | Aplenzin | $4 |
| Bausch Health US | Meals · 2025-04-22 | Aplenzin | $16 |
| Astellas Pharma US | Meals · 2025-04-18 | Veozah | $25 |
| ITI Inc. (d/b/a Intra-Cellular Therapies Inc.) | Meals · 2025-04-15 | Caplyta | $17 |
| Takeda Pharmaceuticals U.S.A. | Meals · 2025-04-10 | Trintellix | $22 |
| Bausch Health US | Meals · 2025-04-09 | Aplenzin | $15 |
| Pfizer | Meals · 2025-04-03 | Nurtec Odt | $4 |
| Mayne Pharma Commercial | Meals · 2025-04-03 | None | $8 |
| Amgen | Meals · 2025-04-02 | Otezla | $4 |
| Lilly USA | Meals · 2025-03-25 | Zepbound | $18 |
| Hologic Sales and Service | Meals · 2025-03-20 | Fluent Fluid Management System | $17 |
| Pfizer | Meals · 2025-03-19 | Nurtec Odt | $21 |
| Sumitomo Pharma America | Meals · 2025-03-18 | Myfembree | $23 |
| Abbvie | Meals · 2025-03-17 | Vraylar | $16 |
| Bausch Health US | Meals · 2025-03-13 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-03-13 | Aplenzin | $19 |
| Bausch Health US | Meals · 2025-03-13 | Aplenzin | $11 |
| Bausch Health US | Meals · 2025-03-13 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-03-13 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-03-13 | Aplenzin | $15 |
| Bausch Health US | Meals · 2025-03-13 | Aplenzin | $5 |
| Bausch Health US | Meals · 2025-03-13 | Wellbutrin | $16 |
| Bausch Health US | Meals · 2025-03-13 | Wellbutrin | $16 |
| Amgen | Meals · 2025-03-11 | Evenity | $34 |
| CooperSurgical | Meals · 2025-02-21 | Paragard T 380a | $18 |
| Bausch Health US | Meals · 2025-02-19 | Aplenzin | $17 |
| Bausch Health US | Meals · 2025-02-12 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-02-12 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-02-12 | Aplenzin | $7 |
| Bausch Health US | Meals · 2025-02-12 | Aplenzin | $16 |
| Exact Sciences | Meals · 2025-02-11 | Cologuard Collection Kit | $24 |
| Mayne Pharma Commercial | Meals · 2025-02-06 | None | $10 |
| Baxter Healthcare | Meals · 2025-02-04 | Perclot | $35 |
| Takeda Pharmaceuticals U.S.A. | Meals · 2025-01-31 | Trintellix | $28 |
| Astellas Pharma US | Meals · 2025-01-28 | Veozah | $32 |
| Amgen | Meals · 2025-01-27 | Evenity | $17 |
| Astellas Pharma US | Meals · 2025-01-27 | Veozah | $1 |
| Mayne Pharma Commercial | Meals · 2025-01-24 | None | $22 |
| Bausch Health US | Meals · 2025-01-23 | Aplenzin | $23 |
| Bausch Health US | Meals · 2025-01-15 | Aplenzin | $5 |
| Bausch Health US | Meals · 2025-01-15 | Aplenzin | $16 |
| Bausch Health US | Meals · 2025-01-15 | Aplenzin | $4 |
| Bausch Health US | Meals · 2025-01-15 | Aplenzin | $15 |
| Bausch Health US | Meals · 2025-01-14 | Aplenzin | $17 |
| Astellas Pharma US | Meals · 2025-01-07 | Veozah | $18 |
See earlier years (2024, 2023, 2022, 2021, 2020, 2019)
2024: $2,230
| Abbvie | Qulipta | $571 | 34 payments
|
| Bausch Health US | Aplenzin | $333 | 25 payments
|
| Astellas Pharma US | Veozah | $299 | 13 payments
|
| Mayne Pharma Commercial | None | $276 | 23 payments
|
| Pfizer | Nurtec Odt | $230 | 14 payments
|
| Takeda Pharmaceuticals U.S.A. | Trintellix | $173 | 7 payments
|
| Amgen | Evenity | $108 | 4 payments
|
| Lundbeck | Rexulti | $91 | 4 payments
|
| CooperSurgical | Paragard T 380a | $51 | 2 payments
|
| Novo Nordisk | Wegovy | $34 | 2 payments
|
| Hologic Sales and Service | Acessa Provu System | $22 | 1 payment
|
| Meditrina | None | $22 | 1 payment
|
| Idorsia Pharmaceuticals US | Quviviq | $20 | 1 payment
|
2023: $1,976
| Abbvie | Ubrelvy | $522 | 30 payments
|
| Mayne Pharma Commercial | None | $407 | 39 payments
|
| Pfizer | Comirnaty | $264 | 16 payments
|
| Bausch Health US | Aplenzin | $253 | 12 payments
|
| Takeda Pharmaceuticals U.S.A. | Trintellix | $133 | 6 payments
|
| Astellas Pharma US | Veozah | $99 | 4 payments
|
| Sumitomo Pharma America | Myfembree | $86 | 3 payments
|
| Merck Sharp & Dohme | Belsomra | $64 | 3 payments
|
| Amgen | Evenity | $53 | 2 payments
|
| Novo Nordisk | Wegovy | $46 | 2 payments
|
| CooperSurgical | Paragard T 380a | $29 | 1 payment
|
| Idorsia Pharmaceuticals US | Quviviq | $20 | 1 payment
|
2022: $2,555
| Myovant Sciences | Myfembree | $755 | 5 payments
|
| Bausch Health US | Aplenzin | $331 | 17 payments
|
| Biohaven Pharmaceutical Holding Company | Nurtec Odt | $302 | 8 payments
|
| Abbvie | Ubrelvy | $265 | 13 payments
|
| TherapeuticsMD | Annovera | $221 | 20 payments
|
| Mayne Pharma | None | $193 | 12 payments
|
| Takeda Pharmaceuticals U.S.A. | Trintellix | $128 | 5 payments
|
| Astellas Pharma US | Myrbetriq | $83 | 4 payments
|
| ASCEND Therapeutics US | Estrogel | $50 | 2 payments
|
| Merck Sharp & Dohme | Belsomra | $39 | 2 payments
|
| Ethicon US | Vistaseal | $38 | 1 payment
|
| Lilly USA | Emgality | $33 | 1 payment
|
| Alfasigma USA | None | $25 | 2 payments
|
| Eisai | Dayvigo | $21 | 1 payment
|
| Aspira Women's Health | Ova1 | $19 | 1 payment
|
| Idorsia Pharmaceuticals US | Quviviq | $19 | 1 payment
|
| Avion Pharmaceuticals | Divigel | $18 | 1 payment
|
| Pfizer | Myfembree | $13 | 1 payment
|
2021: $1,588
| AbbVie | Lo Loestrin Fe | $377 | 27 payments
|
| Biohaven Pharmaceuticals | Nurtec Odt | $248 | 9 payments
|
| TherapeuticsMD | Annovera | $158 | 15 payments
|
| Eisai | Dayvigo | $144 | 11 payments
|
| Alfasigma USA | None | $115 | 7 payments
|
| Myovant Sciences | Myfembree | $89 | 4 payments
|
| Roche Diagnostics | Harmony Products | $87 | 3 payments
|
| Avion Pharmaceuticals | Balcoltra | $56 | 4 payments
|
| Bausch Health US | Aplenzin | $49 | 2 payments
|
| Mayne Pharma | None | $47 | 2 payments
|
| Merck Sharp & Dohme | Nexplanon | $39 | 2 payments
|
| Lilly USA | Emgality | $38 | 2 payments
|
| Exeltis USA | Slynd | $33 | 2 payments
|
| Takeda Pharmaceuticals U.S.A. | Trintellix | $28 | 1 payment
|
| Amgen | Evenity | $25 | 1 payment
|
| Astellas Pharma US | Myrbetriq | $21 | 1 payment
|
| Pfizer | Premarin | $17 | 1 payment
|
| CooperSurgical | Endosee | $17 | 1 payment
|
2020: $1,065
| Terumo Medical | Tr Band | $138 | 1 payment
|
| AbbVie | Orilissa | $111 | 7 payments
|
| Avion Pharmaceuticals | Balcoltra | $100 | 6 payments
|
| Amgen | Evenity | $87 | 3 payments
|
| TherapeuticsMD | Annovera | $62 | 3 payments
|
| Eisai | Dayvigo | $60 | 3 payments
|
| Roche Diagnostics | Rs Harmony Test Related Products | $58 | 3 payments
|
| Lilly USA | Emgality | $55 | 3 payments
|
| Allergan | Ubrelvy | $54 | 3 payments
|
| Biohaven Pharmaceuticals | Nurtec Odt | $49 | 2 payments
|
| Bausch Health US | Aplenzin | $44 | 2 payments
|
| Zyla Life Sciences | Sprix | $38 | 3 payments
|
| IBSA Pharma | Tirosint | $35 | 1 payment
|
| Astellas Pharma US | Vesicare | $24 | 1 payment
|
| Alfasigma USA | None | $24 | 1 payment
|
| Ascend Therapeutics US | Binosto | $24 | 2 payments
|
| Exeltis USA | Slynd | $22 | 1 payment
|
| Teva Pharmaceuticals USA | Ajovy | $22 | 1 payment
|
| AMAG Pharmaceuticals | Makena | $21 | 1 payment
|
| Becton Dickinson and | None | $21 | 1 payment
|
| Takeda Pharmaceuticals U.S.A. | Motegrity | $18 | 1 payment
|
2019: $1,045
| Takeda Pharmaceuticals U.S.A. | Trintellix | $137 | 22 payments
|
| Vertical Pharmaceuticals | Divigel | $132 | 9 payments
|
| TherapeuticsMD | Bijuva | $119 | 8 payments
|
| Teva Pharmaceuticals USA | Ajovy | $112 | 2 payments
|
| AbbVie | Orilissa | $110 | 7 payments
|
| Roche Diagnostics | Rs Harmony Test Related Products | $101 | 6 payments
|
| AMAG Pharmaceuticals | Intrarosa | $72 | 4 payments
|
| Mission Pharmacal | Citranatal | $51 | 4 payments
|
| Lilly USA | Emgality | $45 | 2 payments
|
| Pfizer | Premarin | $31 | 1 payment
|
| Amgen | Evenity | $27 | 1 payment
|
| Hologic | Aptima Hpv | $23 | 1 payment
|
| Allergan | Liletta | $22 | 1 payment
|
| Lupin | Solosec | $21 | 1 payment
|
| Avion Pharmaceuticals | Prenate Mini | $16 | 1 payment
|
| Exeltis USA | Vitafol Ultra | $14 | 1 payment
|
| Merck Sharp & Dohme | Nexplanon | $11 | 1 payment
|
Professional record
- NPI
- 1114155496
- Licence
- CA A124997, MO 2009015668California A124997: Current · expires 2026-12-31
- Trained
- Saint Louis University School of Medicine, 2009
- Gender
- Male
More record details
- Sole proprietor
- No
- Taxonomy
- Federal specialty code 207V00000X (207V00000X)
- Mailing address
- 15251 National Ave, Suite 106, Los Gatos, CA, 95032
- NPI first listed
- 2009-06-25
- NPI last updated
- 2013-08-11
This is when the NPI record was last certified, not a medical board exam.