Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Family Practice

Cory A. Johnson, MD

Works at hospitals in San Francisco, CA · California

Summary

Cory A. Johnson, MD (Family Practice) is listed by Medicare at 1 hospital in San Francisco, CA. NPI 1609372697. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Cory A. Johnson, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Family PracticePrimary specialty
YesAccepts Medicare assignment
8Years since medical school (graduated 2018)
MaleGender (as listed)
University of California SFGH Medical GroupGroup practice

Quick answers

Which hospitals does Cory A. Johnson work at?
Medicare's official clinician data lists Cory A. Johnson at 1 hospital: Zuckerberg San Francisco General Hosp & Trauma Ctr. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Cory A. Johnson see patients?
Medicare's clinician data lists 2 practice locations, including San Francisco, CA. Call before your visit to confirm the address.
What is Cory A. Johnson's specialty?
Medicare lists Family Practice as the primary specialty.
Does Cory A. Johnson accept Medicare assignment?
Yes. Medicare's clinician data says Cory A. Johnson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Cory A. Johnson?
(628) 206-8610, as listed in official Medicare / NPI Registry data.
What is Cory A. Johnson's NPI number?
1609372697. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Cory A. Johnson works

Medicare's Facility Affiliation Data lists Cory A. Johnson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Cory A. Johnson is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Cory A. Johnson as a member of this group (CMS data updated 2026-10-02).

  • University of California SFGH Medical Group587 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in San Francisco

Clinicians with the same Medicare primary specialty in San Francisco, CA — not a recommendation.

All family doctors in San Francisco →

Clinician information

CredentialMD
Graduation year2018
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1609372697
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians