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Internal Medicine

Walter P. Acuna, MD

Sees patients in Richmond, CA · California

Summary

Walter P. Acuna, MD (Internal Medicine) is enrolled with Medicare at 1 practice location in Richmond, CA. NPI 1972655108. 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 Walter P. Acuna, 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
YesOffers telehealth
24Years since medical school (graduated 2002)
University Of California, Geffen School Of MedicineMedical school
MaleGender (as listed)
Permanente Medical Group IncGroup practice

Quick answers

Where does Walter P. Acuna see patients?
Medicare's clinician data lists 1 practice location in Richmond, CA. Call before your visit to confirm the address.
What is Walter P. Acuna's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Hospice/Palliative Care.
Does Walter P. Acuna accept Medicare assignment?
Yes. Medicare's clinician data says Walter P. Acuna 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 Walter P. Acuna offer telehealth?
Medicare's clinician data says Walter P. Acuna offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Walter P. Acuna?
(510) 307-1500, as listed in official Medicare / NPI Registry data.
What is Walter P. Acuna's NPI number?
1972655108. 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 Walter P. Acuna is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Walter P. Acuna as a member of this group (CMS data updated 2026-10-02).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Richmond

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

All internal medicine doctors in Richmond →

Clinician information

CredentialMD
Medical schoolUniversity Of California, Geffen School Of Medicine
Graduation year2002
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1972655108
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