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Physician Assistant

Dominic O. Dephillips, PA

Sees patients in Yakima, WA · Washington

Summary

Dominic O. Dephillips, PA is a physician assistant at 3911 Castlevale Rd, Yakima, WA 98902. Phone: (509) 966-7899. May accept Medicare assignment. In 2024, Dominic O. Dephillips had 31 Original Medicare patients and 34 services. NPI 1780353813. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Physician assistant
  • Address: 3911 Castlevale Rd, Yakima, WA 98902 · Directions
  • Phone: (509) 966‑7899
  • Medicare: May accept Medicare assignment
  • Group practice: Yakima Valley Dermatology Inc PS
  • School: University Of Washington School Of Medicine · graduated 2008
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Dominic O. Dephillips, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Dominic O. Dephillips accept Medicare assignment?
Medicare's clinician data says Dominic O. Dephillips may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Dominic O. Dephillips see?
In 2024, CMS data shows 31 Original Medicare patients and 34 services for Dominic O. Dephillips. This counts Original Medicare only and measures volume, not quality.
What is Dominic O. Dephillips's NPI number?
1780353813. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Dominic O. Dephillips, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients31
Services billed to Medicare34
Different services or procedures8
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Urinalysis, manual test (81002)14 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure55%
  • High cholesterol55%

Practice locations

Addresses where Dominic O. Dephillips is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Dominic O. Dephillips as a member of this group (CMS data updated October 2, 2026).

  • Yakima Valley Dermatology Inc PS8 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, Washington →

Other physician assistants in Yakima

Clinicians with the same Medicare primary specialty in Yakima, WA — not a recommendation.

All physician assistants in Yakima →

Other clinicians in Yakima Valley Dermatology Inc PS

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialPA
SchoolUniversity Of Washington School Of Medicine
Graduation year2008
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1780353813
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 October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  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