Quick answers
- Where does John C. Barnhart see patients?
- Medicare's clinician data lists 2 practice locations, including San Francisco, CA. Call before your visit to confirm the address.
- What is John C. Barnhart's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does John C. Barnhart accept Medicare assignment?
- Medicare's clinician data says John C. Barnhart may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- Does John C. Barnhart offer telehealth?
- Medicare's clinician data says John C. Barnhart offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for John C. Barnhart?
- (415) 634-3916, as listed in official Medicare / NPI Registry data.
- What is John C. Barnhart's NPI number?
- 1154880144. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where John C. Barnhart is enrolled with Medicare (CMS data updated 2026-10-02).
- 35 Vicente St, Suite 1San Francisco, CA 94127 (415) 634‑3916
- 939 Ellis StSan Francisco, CA 94109 (415) 833‑2292
Group practices
Medicare enrollment lists John C. Barnhart as a member of this group (CMS data updated 2026-10-02).
- Permanente Medical Group Inc10,996 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in San Francisco
Clinicians with the same Medicare primary specialty in San Francisco, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Perelman School Of Med At The University Of Pennsylvania |
| Graduation year | 2019 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1154880144 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians