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Endocrinology

Maryam Nemati, MD

Works at hospitals in Mission Viejo, CA · California

Summary

Dr. Maryam Nemati, MD is an endocrinologist at 30281 Golden Lantern, Laguna Niguel, CA 92677. Phone: (949) 495-7144. Accepts Medicare assignment. In 2024, Maryam Nemati had 48 Original Medicare patients and 208 services. NPI 1750872305. 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: Endocrinologist (Medicare lists Endocrinology)
  • Address: 30281 Golden Lantern, Laguna Niguel, CA 92677 · Directions
  • Phone: (949) 495‑7144
  • Medicare: Accepts Medicare assignment
  • Hospital: Providence Mission Hospital
  • Group practice: Healthcare Partners Affiliates Medical Group
  • Medical school: graduated 2015 (11 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Maryam Nemati, 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 Maryam Nemati accept Medicare assignment?
Yes. Medicare's clinician data says Maryam Nemati 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 Maryam Nemati see?
In 2024, CMS data shows 48 Original Medicare patients and 208 services for Maryam Nemati. This counts Original Medicare only and measures volume, not quality.
What is Maryam Nemati's NPI number?
1750872305. 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 Maryam Nemati, 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 patients48
Services billed to Medicare208
Different services or procedures11
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)63 services
  2. Hemoglobin a1c level (83036)17 services
  3. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)15 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 cholesterol75%
  • Diabetes56%
  • Arthritis35%
  • Ischemic heart disease33%
  • Chronic kidney disease23%

Hospitals where Maryam Nemati works

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

Group practices

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

  • Healthcare Partners Affiliates Medical Group754 clinicians in the group

Specialties

Find other Endocrinology doctors in California →

Other endocrinologists in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All endocrinologists in California →

Other clinicians in Healthcare Partners Affiliates Medical Group

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

Clinician information

CredentialMD
Graduation year2015 (11 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1750872305
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