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Internal Medicine

Christopher M. Sangster, MD

Sees patients in San Rafael, CA · California

Summary

Christopher M. Sangster, MD (Internal Medicine) is enrolled with Medicare at 1 practice location in San Rafael, CA. NPI 1275160830. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

Call(415) 444‑7900 NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Christopher M. Sangster, 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

1Practice location
Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
6Years since medical school (graduated 2020)
MaleGender (as listed)
Permanente Medical Group IncGroup practice

Quick answers

Where does Christopher M. Sangster see patients?
Medicare's clinician data lists 1 practice location in San Rafael, CA. Call before your visit to confirm the address.
What is Christopher M. Sangster's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Christopher M. Sangster accept Medicare assignment?
Yes. Medicare's clinician data says Christopher M. Sangster 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.
Does Christopher M. Sangster offer telehealth?
Medicare's clinician data says Christopher M. Sangster offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Christopher M. Sangster?
(415) 444-7900, as listed in official Medicare / NPI Registry data.
What is Christopher M. Sangster's NPI number?
1275160830. 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 Christopher M. Sangster is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Christopher M. Sangster as a member of this group (CMS data updated 2026-10-02).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in San Rafael

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

All internal medicine doctors in San Rafael →

Clinician information

CredentialMD
Graduation year2020
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1275160830
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians