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Internal Medicine

Seyed Hamid Hemmati, MD

Works at hospitals in Rancho Mirage, CA · California

Summary

Dr. Seyed Hamid Hemmati, MD is an internal medicine doctor at 39950 Vista Del Sol, Rancho Mirage, CA 92270. Phone: (760) 340-0053. Accepts Medicare assignment. In 2024, Seyed Hamid Hemmati had 507 Original Medicare patients and 1,511 services. NPI 1851955538. 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: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 39950 Vista Del Sol, Rancho Mirage, CA 92270 · Directions (1 more location)
  • Phone: (760) 340‑0053
  • Medicare: Accepts Medicare assignment
  • Hospital: Eisenhower Medical Center
  • Group practice: Eisenhower Medical Center
  • Medical school: graduated 1994 (32 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Seyed Hamid Hemmati, 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 Seyed Hamid Hemmati accept Medicare assignment?
Yes. Medicare's clinician data says Seyed Hamid Hemmati 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 Seyed Hamid Hemmati see?
In 2024, CMS data shows 507 Original Medicare patients and 1,511 services for Seyed Hamid Hemmati. This counts Original Medicare only and measures volume, not quality.
What is Seyed Hamid Hemmati's NPI number?
1851955538. 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 Seyed Hamid Hemmati, 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 patients507
Services billed to Medicare1,511
Different services or procedures17
Participating Medicare providerYes
Average age of these patients77

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)1,141 services
  2. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)167 services
  3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)97 services
  4. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)36 services
  5. Transitional care management services for problem of high complexity (99496)24 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 cholesterol75%
  • High blood pressure71%
  • Arthritis51%
  • Ischemic heart disease45%
  • Chronic kidney disease33%
  • Osteoporosis29%

Hospitals where Seyed Hamid Hemmati works

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

Group practices

Medicare enrollment lists Seyed Hamid Hemmati as a member of this group (CMS data updated October 2, 2026).

  • Eisenhower Medical Center456 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Rancho Mirage

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

All internal medicine doctors in Rancho Mirage →

Other clinicians in Eisenhower Medical Center

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

Clinician information

CredentialMD
Graduation year1994 (32 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1851955538
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