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Internal Medicine

Jack McGregor, MD

Works at hospitals in San Francisco, CA · California

Summary

Jack McGregor, MD (Internal Medicine) is listed by Medicare at 1 hospital in San Francisco, CA. NPI 1053949974. 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 Jack McGregor, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
6Years since medical school (graduated 2020)
University Of California, Geffen School Of MedicineMedical school
MaleGender (as listed)
Pacific Inpatient Medical GroupGroup practice

Quick answers

Which hospitals does Jack McGregor work at?
Medicare's official clinician data lists Jack McGregor at 1 hospital: California Pacific Medical Center- Van Ness Campus. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jack McGregor see patients?
Medicare's clinician data lists 1 practice location in San Francisco, CA. Call before your visit to confirm the address.
What is Jack McGregor's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Jack McGregor accept Medicare assignment?
Yes. Medicare's clinician data says Jack McGregor 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 Jack McGregor?
(415) 485-8824, as listed in official Medicare / NPI Registry data.
What is Jack McGregor's NPI number?
1053949974. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jack McGregor works

Medicare's Facility Affiliation Data lists Jack McGregor 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 Jack McGregor is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Jack McGregor as a member of this group (CMS data updated 2026-10-02).

  • Pacific Inpatient Medical Group132 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in San Francisco

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

All internal medicine doctors in San Francisco →

Clinician information

CredentialMD
Medical schoolUniversity Of California, Geffen School Of Medicine
Graduation year2020
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1053949974
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