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Internal Medicine

Adrienne L. Green, MD

Sees patients in San Francisco, CA · California

Summary

Dr. Adrienne L. Green, MD is an internal medicine doctor at 400 Parnassus Ave, San Francisco, CA 94143. Phone: (415) 476-4029. Accepts Medicare assignment. In 2024, Adrienne L. Green had 11 Original Medicare patients and 18 services. NPI 1780641399. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 400 Parnassus Ave, San Francisco, CA 94143 · Directions
  • Phone: (415) 476‑4029
  • Medicare: Accepts Medicare assignment
  • Group practice: Regents of the University of California
  • Medical school: Hahnemann University College Of Medicine · graduated 1994 (32 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Adrienne L. Green, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Adrienne L. Green accept Medicare assignment?
Yes. Medicare's clinician data says Adrienne L. Green accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Adrienne L. Green see?
In 2024, CMS data shows 11 Original Medicare patients and 18 services for Adrienne L. Green. This counts Original Medicare only and measures volume, not quality.
What is Adrienne L. Green's NPI number?
1780641399. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Adrienne L. Green, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients11
Services billed to Medicare18
Different services or procedures4
Participating Medicare providerYes
Average age of these patients78

Practice locations

Addresses where Adrienne L. Green is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Adrienne L. Green as a member of this group (CMS data updated October 2, 2026).

  • Regents of the University of California732 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 →

Other clinicians in Regents of the University of California

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolHahnemann University College Of Medicine
Graduation year1994 (32 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1780641399
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 October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  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