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Anesthesiology

Sassan Mohtadi, MD

Works at hospitals in Huntington, NY · New York

Summary

Dr. Sassan Mohtadi, MD is an anesthesiologist at 270 Park Ave, Huntington, NY 11743. Phone: (631) 351-2000. Accepts Medicare assignment. In 2024, Sassan Mohtadi had 321 Original Medicare patients and 353 services. NPI 1144382151. 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: Anesthesiologist (Medicare lists Anesthesiology)
  • Address: 270 Park Ave, Huntington, NY 11743 · Directions (1 more location)
  • Phone: (631) 351‑2000
  • Medicare: Accepts Medicare assignment
  • Hospital: Ns/Lij HS Huntington Hospital
  • Group practice: North Shore - Lij Anesthesiology, PC
  • Medical school: graduated 1987 (39 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Sassan Mohtadi, 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 Sassan Mohtadi accept Medicare assignment?
Yes. Medicare's clinician data says Sassan Mohtadi 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 Sassan Mohtadi see?
In 2024, CMS data shows 321 Original Medicare patients and 353 services for Sassan Mohtadi. This counts Original Medicare only and measures volume, not quality.
What is Sassan Mohtadi's NPI number?
1144382151. 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 Sassan Mohtadi, 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 patients321
Services billed to Medicare353
Different services or procedures69
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)20 services
  2. Anesthesia for other procedure on lower abdomen (00840)19 services
  3. Anesthesia for other procedure on upper abdomen (00790)17 services
  4. Anesthesia for exam of colon using an endoscope (00812)17 services
  5. Anesthesia for procedure on small and large bowel using an endoscope (00813)17 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%
  • Arthritis61%
  • Ischemic heart disease52%
  • Diabetes38%
  • Anxiety35%

Hospitals where Sassan Mohtadi works

Medicare's Facility Affiliation Data lists Sassan Mohtadi 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.

  • Ns/Lij HS Huntington HospitalHuntington, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330045

Practice locations

Addresses where Sassan Mohtadi is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • North Shore - Lij Anesthesiology, PC1,003 clinicians in the group

Specialties

Find other Anesthesiology doctors in New York →

Other anesthesiologists in Huntington

Clinicians with the same Medicare primary specialty in Huntington, NY — not a recommendation.

All anesthesiologists in Huntington →

Other clinicians in North Shore - Lij Anesthesiology, PC

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

Clinician information

CredentialMD
Graduation year1987 (39 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1144382151
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