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Pathology

Miguel F. Palma Diaz, MD

Works at hospitals in Los Angeles, CA · California

Summary

Dr. Miguel F. Palma Diaz, MD is a pathologist at 4725 -4733 Sunset Blvd, Los Angeles, CA 90027. Phone: (323) 783-4011. Accepts Medicare assignment. In 2024, Miguel F. Palma Diaz had 26 Original Medicare patients and 72 services. NPI 1861663072. 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: Pathologist (Medicare lists Pathology)
  • Address: 4725 -4733 Sunset Blvd, Los Angeles, CA 90027 · Directions (2 more locations)
  • Phone: (323) 783‑4011
  • Medicare: Accepts Medicare assignment
  • Hospital: Kaiser Foundation Hospital - Los Angeles
  • Group practice: Southern California Permanente Medical Group
  • Medical school: graduated 2000 (26 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Miguel F. Palma Diaz, 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 Miguel F. Palma Diaz accept Medicare assignment?
Yes. Medicare's clinician data says Miguel F. Palma Diaz 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 Miguel F. Palma Diaz see?
In 2024, CMS data shows 26 Original Medicare patients and 72 services for Miguel F. Palma Diaz. This counts Original Medicare only and measures volume, not quality.
What is Miguel F. Palma Diaz's NPI number?
1861663072. 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 Miguel F. Palma Diaz, 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 patients26
Services billed to Medicare72
Different services or procedures10
Participating Medicare providerYes
Average age of these patients67

Most frequent services

  1. Pathology examination of tissue using a microscope, intermediate complexity (88305)30 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 cholesterol73%
  • Chronic kidney disease50%
  • Diabetes46%

Hospitals where Miguel F. Palma Diaz works

Medicare's Facility Affiliation Data lists Miguel F. Palma Diaz 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 Miguel F. Palma Diaz is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Miguel F. Palma Diaz as a member of this group (CMS data updated October 2, 2026).

  • Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

Find other Pathology doctors in California →

Other pathologists in Los Angeles

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

All pathologists in Los Angeles →

Other clinicians in Southern California Permanente Medical Group

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

Clinician information

CredentialMD
Graduation year2000 (26 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1861663072
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