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Dr. Walter P. Devine, M.D. , PH.D.

Pathology (Anatomic Pathology Physician)

  • Medicare participating

At a glance

Years since graduation
20
In the NPI registry since
2016
Medicare patients seen, 2024
611

Licensed in California since 2008, according to the Medical Board of California. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2006Medical school: Stanford University School of Medicine
  • 2016Registered with an NPI (national billing number; not a license date)

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Anatomic Pathology Physician primary
    CA license A103422 (first issued 2008; current)

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Pathology per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
611
Services billed
674
Patients’ average age
73
Most frequent Medicare services, 2023
ServiceTimesPatients
Molecular pathology procedure; physician interpretation and report377367
Microscopic genetic analysis of tissue, computer-assisted technology, initial procedure, each multiplex procedure9993
Microscopic genetic analysis of tissue, manual, each additional multiplex stain procedure1615

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Payments from drug and device companies

In 2025, 1 companies reported 2 payments worth $55.28 in total to this clinician.

By company
Illumina, Inc.$55.28
By type
Food and Beverage$55.28

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in California →

Other Pathology clinicians in San Francisco

Sources

NPI registry (CMS NPPES, November 2026; record last updated April 27, 2016), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1376998476. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.