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Physical Medicine and Rehabilitation

Annette Grotheer, MD

Sees patients in San Rafael, CA · California

Summary

Dr. Annette Grotheer, MD is a rehabilitation doctor at 99 Montecillo Rd, San Rafael, CA 94903. Phone: (415) 444-2000. Accepts Medicare assignment. NPI 1902462773. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Rehabilitation doctor (Medicare lists Physical Medicine and Rehabilitation)
  • Address: 99 Montecillo Rd, San Rafael, CA 94903 · Directions
  • Phone: (415) 444‑2000
  • Medicare: Accepts Medicare assignment
  • Group practice: Permanente Medical Group Inc
  • Medical school: University Of Miami, Lm Miller School Of Medicine · graduated 2020 (6 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Annette Grotheer, 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 Annette Grotheer accept Medicare assignment?
Yes. Medicare's clinician data says Annette Grotheer 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.
What is Annette Grotheer's NPI number?
1902462773. 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 Annette Grotheer is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Annette Grotheer as a member of this group (CMS data updated October 2, 2026).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Physical Medicine and Rehabilitation doctors in California →

Other rehabilitation doctors in San Rafael

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

All rehabilitation doctors in San Rafael →

Other clinicians in Permanente Medical Group Inc

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

Clinician information

CredentialMD
Medical schoolUniversity Of Miami, Lm Miller School Of Medicine
Graduation year2020 (6 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1902462773
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. 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