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

Family Practice

Maura A. Oleary, MD

Works at hospitals in Hillsboro, OR · Oregon

Summary

Dr. Maura A. Oleary, MD is a family doctor at 226 SE 8th Ave, Hillsboro, OR 97123. Phone: (503) 601-7400. Accepts Medicare assignment. In 2024, Maura A. Oleary had 15 Original Medicare patients and 37 services. NPI 1598848343. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 226 SE 8th Ave, Hillsboro, OR 97123 · Directions (2 more locations)
  • Phone: (503) 601‑7400
  • Medicare: Accepts Medicare assignment
  • Hospital: Hillsboro Medical Center
  • Group practice: Virginia Garcia Memorial Health Center
  • Medical school: Oregon Health Sciences University School Of Medicine · graduated 2002 (24 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Maura A. Oleary, 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 Maura A. Oleary accept Medicare assignment?
Yes. Medicare's clinician data says Maura A. Oleary accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Maura A. Oleary see?
In 2024, CMS data shows 15 Original Medicare patients and 37 services for Maura A. Oleary. This counts Original Medicare only and measures volume, not quality.
What is Maura A. Oleary's NPI number?
1598848343. 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 Maura A. Oleary, 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 patients15
Services billed to Medicare37
Different services or procedures7
Participating Medicare providerYes
Average age of these patients69

Hospitals where Maura A. Oleary works

Medicare's Facility Affiliation Data lists Maura A. Oleary at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Maura A. Oleary is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Maura A. Oleary as a member of this group (CMS data updated October 2, 2026).

  • Virginia Garcia Memorial Health Center87 clinicians in the group

Specialties

Find other Family Practice doctors in Oregon →

Other family doctors in Hillsboro

Clinicians with the same Medicare primary specialty in Hillsboro, OR — not a recommendation.

All family doctors in Hillsboro →

Other clinicians in Virginia Garcia Memorial Health Center

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

Clinician information

CredentialMD
Medical schoolOregon Health Sciences University School Of Medicine
Graduation year2002 (24 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1598848343
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians