Doctor profile · Federal record
Dr. Noah Mischka Gerken, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · San Rafael, CA
- NPI 1851650758
- Accepts Medicare
- 14 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
99 Montecillo RD
San Rafael, CA 949033308
(415) 444-2000 - Additional location
-
2425 Geary Blvd
San Francisco, CA 941153358
(415) 847-6568
Credentials & registration
- NPI registered
- May 2012 — 14 yrs on file
- Profile last updated
- February 11, 2022
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A127970
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1851650758. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
24
Distinct HCPCS
1
Medicare allowed
$2,116
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 24 | 11 | $88 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 50. This provider delivers 0.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
326
Patients
194
Total drug cost
$7,031
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tamsulosin Hcl | Generic | 40 | 19 | $422 |
| Atorvastatin Calcium | Generic | 35 | 17 | $722 |
| Torsemide | Generic | 33 | 22 | $424 |
| Cefuroxime (Cefuroxime Axetil) | Brand | 25 | 25 | $292 |
| Amlodipine Besylate | Generic | 24 | 13 | $235 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 23 | 13 | $383 |
| Pantoprazole Sodium | Generic | 22 | 14 | $208 |
| Lisinopril | Generic | 21 | 0 | $232 |
| Doxycycline Monohydrate | Generic | 20 | 20 | $158 |
| Gabapentin | Generic | 16 | 12 | $250 |
Hospital affiliations
Frequently asked questions
What is Dr. Noah Mischka Gerken's medical specialty?
Dr. Noah Mischka Gerken practices Internal Medicine Physician in San Rafael, CA.
Where does Dr. Noah Mischka Gerken practice?
Dr. Noah Mischka Gerken practices at 99 Montecillo RD, San Rafael, CA 949033308. Office phone: 4154442000.
What is Dr. Noah Mischka Gerken's NPI?
Dr. Noah Mischka Gerken's National Provider Identifier (NPI) is 1851650758, issued by NPPES.
Does Dr. Noah Mischka Gerken accept Medicare assignment?
Yes. Dr. Noah Mischka Gerken accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Noah Mischka Gerken commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.