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General Surgery

Patti Ann Stefanick, DO

Works at hospitals in Windber, PA · Johnstown, PA · Meyersdale, PA … · Pennsylvania

Summary

Dr. Patti Ann Stefanick, DO is a general surgeon at 939 Menoher Blvd, Johnstown, PA 15905. Phone: (814) 255-7882. Accepts Medicare assignment. In 2024, Patti Ann Stefanick had 261 Original Medicare patients and 356 services. NPI 1548266950. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Patti Ann Stefanick, 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 Patti Ann Stefanick accept Medicare assignment?
Yes. Medicare's clinician data says Patti Ann Stefanick 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 Patti Ann Stefanick see?
In 2024, CMS data shows 261 Original Medicare patients and 356 services for Patti Ann Stefanick. This counts Original Medicare only and measures volume, not quality.
What is Patti Ann Stefanick's NPI number?
1548266950. 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 Patti Ann Stefanick, 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 patients261
Services billed to Medicare356
Different services or procedures17
Participating Medicare providerYes
Average age of these patients74

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)161 services
  2. Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)128 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)17 services
  4. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)14 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%
  • Arthritis56%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)43%
  • Anxiety37%
  • Osteoporosis27%

Hospitals where Patti Ann Stefanick works

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

Specialties

Find other General Surgery doctors in Pennsylvania →

Other general surgeons in Johnstown

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

All general surgeons in Johnstown →

Clinician information

CredentialDO
Medical schoolUniversity Of New England, College Of Osteo Medicine
Graduation year1983 (43 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1548266950
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