Doctor profile · Federal record
Dr. Jeffrey Merz-Herrala, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · San Francisco, CA
- NPI 1619505120
- Accepts Medicare
- 6 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
520 Illinois St
San Francisco, CA 941432501
(415) 353-9188 - Additional location
-
1001 Potrero Ave. Bldg. 25 1St Floor
San Francisco, CA 941103518
(628) 206-8111 - Additional location
-
1411 E 31St St
Oakland, CA 946021092
(612) 849-0040
Credentials & registration
- NPI registered
- March 2020 — 6 yrs on file
- Profile last updated
- September 23, 2025
- Year of graduation
- 2020 — 6 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A184839
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1619505120. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$30
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| TerSera Therapeutics LLC | 1 | $29.73 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Jeffrey Merz-Herrala's medical specialty?
Dr. Jeffrey Merz-Herrala practices Emergency Medicine Physician in San Francisco, CA.
Where does Dr. Jeffrey Merz-Herrala practice?
Dr. Jeffrey Merz-Herrala practices at 520 Illinois St, San Francisco, CA 941432501. Office phone: 4153539188.
What is Dr. Jeffrey Merz-Herrala's NPI?
Dr. Jeffrey Merz-Herrala's National Provider Identifier (NPI) is 1619505120, issued by NPPES.
Does Dr. Jeffrey Merz-Herrala accept Medicare assignment?
Yes. Dr. Jeffrey Merz-Herrala accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.