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

Neurology

Houman Homayoun, MD

Works at hospitals in Greenville, PA · New Castle, PA · Seneca, PA … · Pennsylvania

Summary

Dr. Houman Homayoun, MD is a neurologist at 100 Fairfield Dr, Seneca, PA 16346. Phone: (724) 656-4660. Accepts Medicare assignment. In 2024, Houman Homayoun had 230 Original Medicare patients and 15,409 services. NPI 1609030824. 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: Neurologist (Medicare lists Neurology)
  • Address: 100 Fairfield Dr, Seneca, PA 16346 · Directions (10 more locations)
  • Phone: (724) 656‑4660
  • Medicare: Accepts Medicare assignment
  • Hospitals: UPMC Horizon, UPMC Jameson, UPMC Northwest and 2 more
  • Group practice: University of Pittsburgh Physicians (+1 more)
  • Medical school: graduated 1999 (27 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Houman Homayoun, 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 Houman Homayoun accept Medicare assignment?
Yes. Medicare's clinician data says Houman Homayoun 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 Houman Homayoun see?
In 2024, CMS data shows 230 Original Medicare patients and 15,409 services for Houman Homayoun. This counts Original Medicare only and measures volume, not quality.
What is Houman Homayoun's NPI number?
1609030824. 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 Houman Homayoun, 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 patients230
Services billed to Medicare15,409
Different services or procedures28
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Injection, onabotulinumtoxina, 1 unit (J0585)10,002 services
  2. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)87 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)78 services
  4. Needle measurement of electrical activity in muscle with injection of chemical for paralysis of nerve muscle (95874)56 services
  5. Injection of chemical for paralysis of nerve muscles on side of neck excluding voice box (64616)54 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 pressure73%
  • Arthritis63%
  • Anxiety43%
  • Depression38%
  • Diabetes29%

Hospitals where Houman Homayoun works

Medicare's Facility Affiliation Data lists Houman Homayoun 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.

  • UPMC HorizonGreenville, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390178
  • UPMC JamesonNew Castle, PA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 390016
  • UPMC NorthwestSeneca, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390091
  • UPMC PassavantPittsburgh, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390107
  • UPMC Presbyterian ShadysidePittsburgh, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390164

Practice locations

Addresses where Houman Homayoun is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 11; the Medicare profile lists all.

  • 100 Fairfield DrSeneca, PA 16346
  • 1211 Wilmington AveNew Castle, PA 16105
  • 1211 Wlmngtn Ave Grnd Flr, Div of Pulm Allergy and Crit Care MedNew Castle, PA 16105 (724) 656‑4660
  • 2 Hot Meal StPittsburg, PA 15203
  • 200 Lothrop StPittsburgh, PA 15213

Group practices

Medicare enrollment lists Houman Homayoun as a member of these groups (CMS data updated October 2, 2026).

  • University of Pittsburgh Physicians4,236 clinicians in the group
  • Meadville Medical Center143 clinicians in the group

Specialties

Find other Neurology doctors in Pennsylvania →

Other neurologists in Seneca

Clinicians with the same Medicare primary specialty in Seneca, PA — not a recommendation.

All neurologists in Seneca →

Other clinicians in University of Pittsburgh Physicians

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

Clinician information

CredentialMD
Graduation year1999 (27 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1609030824
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