Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Mohammad Reza Moienafshari, MD

Sees patients in Stamford, CT · White Plains, NY · Greenwich, CT · Connecticut, New York

Summary

Dr. Mohammad Reza Moienafshari, MD is an internal medicine doctor at 1281 E Main St, Stamford, CT 06902. Phone: (203) 325-4087. Accepts Medicare assignment. In 2024, Mohammad Reza Moienafshari had 362 Original Medicare patients and 993 services. NPI 1154396893. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1281 E Main St, Stamford, CT 06902 · Directions (2 more locations)
  • Phone: (203) 325‑4087
  • Medicare: Accepts Medicare assignment
  • Group practice: Westchester Medical Group, P.C
  • Medical school: graduated 1992 (34 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Mohammad Reza Moienafshari, 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 Mohammad Reza Moienafshari accept Medicare assignment?
Yes. Medicare's clinician data says Mohammad Reza Moienafshari 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 Mohammad Reza Moienafshari see?
In 2024, CMS data shows 362 Original Medicare patients and 993 services for Mohammad Reza Moienafshari. This counts Original Medicare only and measures volume, not quality.
What is Mohammad Reza Moienafshari's NPI number?
1154396893. 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 Mohammad Reza Moienafshari, 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 patients362
Services billed to Medicare993
Different services or procedures43
Participating Medicare providerYes
Average age of these patients74

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)207 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)131 services
  3. Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) (87880)82 services
  4. Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus (87426)68 services
  5. Detection test by immunoassay with direct visual observation for influenza virus (87804)68 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 pressure69%
  • Arthritis42%
  • Diabetes26%
  • Ischemic heart disease26%
  • Anxiety21%

Practice locations

Addresses where Mohammad Reza Moienafshari is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Mohammad Reza Moienafshari as a member of this group (CMS data updated October 2, 2026).

  • Westchester Medical Group, P.C415 clinicians in the group

Specialties

Find other Internal Medicine doctors in Connecticut →

Other internal medicine doctors in Stamford

Clinicians with the same Medicare primary specialty in Stamford, CT — not a recommendation.

All internal medicine doctors in Stamford →

Other clinicians in Westchester Medical Group, P.C

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

Clinician information

CredentialMD
Graduation year1992 (34 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1154396893
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