Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Deborah A. Volk, MD

Works at hospitals in Willits, CA · Fort Bragg, CA · Los Angeles, CA … · California, New Mexico

Summary

Deborah A. Volk, MD (Internal Medicine) is listed by Medicare at 5 hospitals in Willits, CA, Fort Bragg, CA and Los Angeles, CA and other places. NPI 1174574081. 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 Deborah A. Volk, 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
28Years since medical school (graduated 1998)
FemaleGender (as listed)
Presbyterian Healthcare ServicesGroup practice (+2 more)

Quick answers

Which hospitals does Deborah A. Volk work at?
Medicare's official clinician data lists Deborah A. Volk at 5 hospitals: Adventist Health Howard Memorial, Adventist Health Mendocino Coast, Adventist Health White Memorial, Presbyterian Espanola Hospital and UNM Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Deborah A. Volk see patients?
Medicare's clinician data lists 4 practice locations, including Willits, CA, Espanola, NM and Bakersfield, CA. Call before your visit to confirm the address.
What is Deborah A. Volk's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Deborah A. Volk accept Medicare assignment?
Yes. Medicare's clinician data says Deborah A. Volk 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 Deborah A. Volk?
(707) 459-6801, as listed in official Medicare / NPI Registry data.
What is Deborah A. Volk's NPI number?
1174574081. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Deborah A. Volk works

Medicare's Facility Affiliation Data lists Deborah A. Volk 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 Deborah A. Volk is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Deborah A. Volk as a member of these groups (CMS data updated 2026-10-02).

  • Presbyterian Healthcare Services1,395 clinicians in the group
  • Galen Inpatient Physicians PC1,077 clinicians in the group
  • Inpatient Specialists of California PC385 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Willits

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

All internal medicine doctors in Willits →

Clinician information

CredentialMD
Graduation year1998
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1174574081
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