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Family Practice

Michael J. Naunczek, MD

Works at hospitals in Sellersville, PA · Quakertown, PA · Pennsylvania

Summary

Dr. Michael J. Naunczek, MD is a family doctor at 1105 Bethlehem Pike, B3, Sellersville, PA 18960. Phone: (215) 257-5128. Accepts Medicare assignment. In 2024, Michael J. Naunczek had 352 Original Medicare patients and 1,781 services. NPI 1902859010. 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 Michael J. Naunczek, 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 Michael J. Naunczek accept Medicare assignment?
Yes. Medicare's clinician data says Michael J. Naunczek 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 Michael J. Naunczek see?
In 2024, CMS data shows 352 Original Medicare patients and 1,781 services for Michael J. Naunczek. This counts Original Medicare only and measures volume, not quality.
What is Michael J. Naunczek's NPI number?
1902859010. 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 Michael J. Naunczek, 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 patients352
Services billed to Medicare1,781
Different services or procedures33
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)480 services
  2. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)231 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)225 services
  4. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)194 services
  5. Administration of influenza virus vaccine (G0008)116 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 pressure74%
  • Arthritis37%
  • Diabetes31%
  • Ischemic heart disease26%
  • Chronic kidney disease24%

Hospitals where Michael J. Naunczek works

Medicare's Facility Affiliation Data lists Michael J. Naunczek 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 Michael J. Naunczek is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Michael J. Naunczek as a member of this group (CMS data updated October 2, 2026).

  • Trivalley Primary Care PC56 clinicians in the group

Specialties

Find other Family Practice doctors in Pennsylvania →

Other family doctors in Pennsylvania

Clinicians with the same Medicare primary specialty in Pennsylvania — not a recommendation.

All family doctors in Pennsylvania →

Other clinicians in Trivalley Primary Care PC

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

Clinician information

CredentialMD
Medical schoolJefferson Medical College Of Thomas Jefferson University
Graduation year1995 (31 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1902859010
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