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Gastroenterology

Frank L. Anderson, MD

Works at hospitals in Lakeport, CA · Santa Rosa, CA · California

Summary

Frank L. Anderson, MD (Gastroenterology) is listed by Medicare at 2 hospitals in Lakeport, CA and Santa Rosa, CA. NPI 1487691192. 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 Frank L. Anderson, 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

GastroenterologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
45Years since medical school (graduated 1981)
Boston University School Of MedicineMedical school
MaleGender (as listed)
Sutter Bay Medical FoundationGroup practice

Quick answers

Which hospitals does Frank L. Anderson work at?
Medicare's official clinician data lists Frank L. Anderson at 2 hospitals: Sutter Lakeside Hospital and Sutter Santa Rosa Regional Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Frank L. Anderson see patients?
Medicare's clinician data lists 1 practice location in Santa Rosa, CA. Call before your visit to confirm the address.
What is Frank L. Anderson's specialty?
Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
Does Frank L. Anderson accept Medicare assignment?
Yes. Medicare's clinician data says Frank L. Anderson 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 Frank L. Anderson offer telehealth?
Medicare's clinician data says Frank L. Anderson offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Frank L. Anderson?
(707) 541-7900, as listed in official Medicare / NPI Registry data.
What is Frank L. Anderson's NPI number?
1487691192. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Frank L. Anderson works

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

Group practices

Medicare enrollment lists Frank L. Anderson as a member of this group (CMS data updated 2026-10-02).

  • Sutter Bay Medical Foundation3,829 clinicians in the group

Specialties

Find other Gastroenterology doctors in California →

Other gastroenterologists in Santa Rosa

Clinicians with the same Medicare primary specialty in Santa Rosa, CA — not a recommendation.

All gastroenterologists in Santa Rosa →

Clinician information

CredentialMD
Medical schoolBoston University School Of Medicine
Graduation year1981
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1487691192
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