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Pathology

Longmei Zhao, MD

Works at hospitals in Sacramento, CA · Auburn, CA · Roseville, CA · California

Summary

Dr. Longmei Zhao, MD is a pathologist at 3301 C St, 200e, Sacramento, CA 95816. Phone: (916) 446-0424. Accepts Medicare assignment. In 2024, Longmei Zhao had 560 Original Medicare patients and 1,755 services. NPI 1629430053. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Longmei Zhao, 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 Longmei Zhao accept Medicare assignment?
Yes. Medicare's clinician data says Longmei Zhao 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 Longmei Zhao see?
In 2024, CMS data shows 560 Original Medicare patients and 1,755 services for Longmei Zhao. This counts Original Medicare only and measures volume, not quality.
What is Longmei Zhao's NPI number?
1629430053. 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 Longmei Zhao, 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 patients560
Services billed to Medicare1,755
Different services or procedures30
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Pathology examination of tissue using a microscope, intermediate complexity (88305)463 services
  2. Special stained specimen slides to examine tissue, each additional procedure (88341)411 services
  3. Pathology examination of tissue using a microscope, moderately high complexity (88307)180 services
  4. Special stained specimen slides to examine tissue, initial procedure (88342)152 services
  5. Preparation of tissue for examination by removing any calcium present (88311)100 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 pressure73%
  • High cholesterol70%
  • Arthritis51%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)35%
  • Diabetes31%
  • Chronic kidney disease27%

Hospitals where Longmei Zhao works

Medicare's Facility Affiliation Data lists Longmei Zhao 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 Longmei Zhao is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Longmei Zhao as a member of this group (CMS data updated October 2, 2026).

  • Diagnostic Pathology Medical Group Inc31 clinicians in the group

Specialties

Find other Pathology doctors in California →

Other pathologists in Sacramento

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

All pathologists in Sacramento →

Other clinicians in Diagnostic Pathology Medical Group Inc

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

Clinician information

CredentialMD
Graduation year1998 (28 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1629430053
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