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

Internal Medicine

Matthew Stevenson, MD

Sees patients in Palo Alto, CA · California

Summary

Matthew Stevenson, MD (Internal Medicine) is enrolled with Medicare at 1 practice location in Palo Alto, CA. NPI 1669866620. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Matthew Stevenson, 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
11Years since medical school (graduated 2015)
MaleGender (as listed)
Sutter Bay Medical FoundationGroup practice

Quick answers

Where does Matthew Stevenson see patients?
Medicare's clinician data lists 1 practice location in Palo Alto, CA. Call before your visit to confirm the address.
What is Matthew Stevenson's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Matthew Stevenson accept Medicare assignment?
Yes. Medicare's clinician data says Matthew Stevenson 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 Matthew Stevenson?
(415) 600-1020, as listed in official Medicare / NPI Registry data.
What is Matthew Stevenson's NPI number?
1669866620. 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 Matthew Stevenson is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Sutter Bay Medical Foundation3,829 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Palo Alto

Clinicians with the same Medicare primary specialty in Palo Alto, CA — not a recommendation.

All internal medicine doctors in Palo Alto →

Clinician information

CredentialMD
Graduation year2015
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1669866620
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