Doctor profile · Federal record
Dr. Michael Main, MD
Allergy & Immunology (Internal Medicine) Physician (CMS: Allergy/Immunology) · San Francisco, CA
- NPI 1649833005
- Accepts Medicare
- 7 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
45 Castro St
San Francisco, CA 941141010
(702) 882-5285 - Mailing address
-
8 Buchanan St Unit 605
San Francisco, CA 941026296
Credentials & registration
- NPI registered
- April 2019 — 7 yrs on file
- Profile last updated
- October 13, 2024
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 207RA0201X — NUCC code
- State license (1)
- California #A178576
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649833005. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$205
Transactions
7
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Takeda Pharmaceuticals U.S.A., INC. | 2 | $58.95 | |
| AstraZeneca Pharmaceuticals Lp | 2 | $53.19 | |
| Grifols USA, LLC | 1 | $34.49 | |
| Genzyme Corporation | 1 | $31.72 | |
| Amgen INC. | 1 | $26.93 |
By nature of payment
Frequently asked questions
What is Dr. Michael Main's medical specialty?
Dr. Michael Main practices Allergy & Immunology (Internal Medicine) Physician in San Francisco, CA.
Where does Dr. Michael Main practice?
Dr. Michael Main practices at 45 Castro St, San Francisco, CA 941141010. Office phone: 7028825285.
What is Dr. Michael Main's NPI?
Dr. Michael Main's National Provider Identifier (NPI) is 1649833005, issued by NPPES.
Does Dr. Michael Main accept Medicare assignment?
Yes. Dr. Michael Main accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.