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Family Practice

Kathleen L. Barry, MD

Sees patients in La Mirada, CA · California

Summary

Dr. Kathleen L. Barry, MD is a family doctor at 12675 La Mirada Blvd, Suite 201and401, La Mirada, CA 90638. Phone: (562) 903-7339. Accepts Medicare assignment. In 2024, Kathleen L. Barry had 65 Original Medicare patients and 102 services. NPI 1770674343. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 12675 La Mirada Blvd, Suite 201and401, La Mirada, CA 90638 · Directions
  • Phone: (562) 903‑7339
  • Medicare: Accepts Medicare assignment
  • Group practice: PIH Health Physicians
  • Medical school: University Of California, Irvine, California College Of Medicine · graduated 1983 (43 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Kathleen L. Barry, 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 Kathleen L. Barry accept Medicare assignment?
Yes. Medicare's clinician data says Kathleen L. Barry 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 Kathleen L. Barry see?
In 2024, CMS data shows 65 Original Medicare patients and 102 services for Kathleen L. Barry. This counts Original Medicare only and measures volume, not quality.
What is Kathleen L. Barry's NPI number?
1770674343. 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 Kathleen L. Barry, 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 patients65
Services billed to Medicare102
Different services or procedures18
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)66 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 pressure75%
  • High cholesterol71%
  • Diabetes46%
  • Arthritis40%
  • Ischemic heart disease26%
  • Anxiety26%

Practice locations

Addresses where Kathleen L. Barry is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kathleen L. Barry as a member of this group (CMS data updated October 2, 2026).

  • PIH Health Physicians622 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in La Mirada

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

All family doctors in La Mirada →

Other clinicians in PIH Health Physicians

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

Clinician information

CredentialMD
Medical schoolUniversity Of California, Irvine, California College Of Medicine
Graduation year1983 (43 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1770674343
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