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Dermatology

Daniel G. Zavadak, MD

Works at hospitals in Lebanon, PA · Pennsylvania

Summary

Dr. Daniel G. Zavadak, MD is a dermatologist at 923 Russell Dr, Lebanon, PA 17042. Phone: (717) 270-9004. Accepts Medicare assignment. In 2024, Daniel G. Zavadak had 1,258 Original Medicare patients and 3,114 services. NPI 1598745747. 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: Dermatologist (Medicare lists Dermatology)
  • Address: 923 Russell Dr, Lebanon, PA 17042 · Directions
  • Phone: (717) 270‑9004
  • Medicare: Accepts Medicare assignment
  • Hospital: WellSpan Good Samaritan Hospital
  • Group practice: Cornerstone Dermatology, PC
  • Medical school: University Of Pittsburgh School Of Medicine · graduated 1991 (35 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Daniel G. Zavadak, 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 Daniel G. Zavadak accept Medicare assignment?
Yes. Medicare's clinician data says Daniel G. Zavadak 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 Daniel G. Zavadak see?
In 2024, CMS data shows 1,258 Original Medicare patients and 3,114 services for Daniel G. Zavadak. This counts Original Medicare only and measures volume, not quality.
What is Daniel G. Zavadak's NPI number?
1598745747. 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 Daniel G. Zavadak, 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 patients1,258
Services billed to Medicare3,114
Different services or procedures56
Participating Medicare providerYes
Average age of these patients76

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)895 services
  2. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)427 services
  3. Destruction of precancer skin growth, 1 growth (17000)282 services
  4. Destruction of precancer skin growth, 2-14 growths (17003)281 services
  5. Destruction of skin growth, 1-14 growths (17110)249 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 pressure70%
  • Arthritis49%
  • Ischemic heart disease27%
  • Diabetes26%
  • Chronic kidney disease24%

Hospitals where Daniel G. Zavadak works

Medicare's Facility Affiliation Data lists Daniel G. Zavadak 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 Daniel G. Zavadak is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Daniel G. Zavadak as a member of this group (CMS data updated October 2, 2026).

  • Cornerstone Dermatology, PC2 clinicians in the group

Specialties

Find other Dermatology doctors in Pennsylvania →

Other dermatologists in Pennsylvania

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

All dermatologists in Pennsylvania →

Other clinicians in Cornerstone Dermatology, PC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Pittsburgh School Of Medicine
Graduation year1991 (35 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1598745747
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