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Psychiatry

Ken D. Weinstock, MD

Sees patients in Petaluma, CA · Point Reyes Station, CA · California

Summary

Ken D. Weinstock, MD (Psychiatry) is enrolled with Medicare at 2 practice locations in Petaluma, CA and Point Reyes Station, CA. NPI 1265406268. 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 Ken D. Weinstock, 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

PsychiatryPrimary specialty
YesAccepts Medicare assignment
22Years since medical school (graduated 2004)
University Of California, Irvine, California College Of MedicineMedical school
MaleGender (as listed)
Petaluma Health Center IncGroup practice (+1 more)

Quick answers

Where does Ken D. Weinstock see patients?
Medicare's clinician data lists 2 practice locations, including Petaluma, CA and Point Reyes Station, CA. Call before your visit to confirm the address.
What is Ken D. Weinstock's specialty?
Medicare lists Psychiatry as the primary specialty.
Does Ken D. Weinstock accept Medicare assignment?
Yes. Medicare's clinician data says Ken D. Weinstock 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 Ken D. Weinstock?
(707) 559-7500, as listed in official Medicare / NPI Registry data.
What is Ken D. Weinstock's NPI number?
1265406268. 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 Ken D. Weinstock is enrolled with Medicare (CMS data updated 2026-10-02).

  • 1179 N McDowell BlvdPetaluma, CA 94954 (707) 559‑7500
  • PO Box, Suite 910Point Reyes Station, CA 94956

Group practices

Medicare enrollment lists Ken D. Weinstock as a member of these groups (CMS data updated 2026-10-02).

  • Petaluma Health Center Inc73 clinicians in the group
  • Coastal Health Alliance37 clinicians in the group

Specialties

Find other Psychiatry doctors in California →

Other psychiatrists in Petaluma

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

All psychiatrists in Petaluma →

Clinician information

CredentialMD
Medical schoolUniversity Of California, Irvine, California College Of Medicine
Graduation year2004
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1265406268
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