Doctor profile · Federal record
Dr. Joshua Cosek
Physician Assistant · Physician Assistant · Student in an Organized Health Care Education/Training Program · San Francisco, CA
- NPI 1871226837
- Accepts Medicare
- 3 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
505 Parnassus Ave Ste M917
San Francisco, CA 941432204
(415) 353-1116 - Additional location
-
1234 Napier Ave
Saint Joseph, MI 490852112
(269) 985-4632 - Additional location
-
4700 Bahama Ln
Portage, MI 490029045
(989) 820-5295 - Mailing address
-
1234 Napier Ave
Saint Joseph, MI 490852112
Credentials & registration
- NPI registered
- July 2022 — 4 yrs on file
- Profile last updated
- August 20, 2025
- Year of graduation
- 2023 — 3 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- California #PA66771
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871226837. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
24
Distinct HCPCS
1
Medicare allowed
$4,230
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 24 | 12 | $176 |
In context: peer comparison
Among 92 peers in San Francisco Physician Assistant, average services per provider: 140. This provider delivers 0.2× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Joshua Cosek's medical specialty?
Dr. Joshua Cosek practices Physician Assistant in San Francisco, CA.
Where does Dr. Joshua Cosek practice?
Dr. Joshua Cosek practices at 505 Parnassus Ave Ste M917, San Francisco, CA 941432204. Office phone: 4153531116.
What is Dr. Joshua Cosek's NPI?
Dr. Joshua Cosek's National Provider Identifier (NPI) is 1871226837, issued by NPPES.
Does Dr. Joshua Cosek accept Medicare assignment?
Yes. Dr. Joshua Cosek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joshua Cosek commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.