Gregor Dudiak, DO
NPI 1669222667 · Internal Medicine Physician · Hershey, PA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregor Dudiak, DO is a Internal Medicine Physician provider in Hershey, PA (NPI 1669222667).
Provider details
- NPI number
- 1669222667
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 0000000 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-03-25
- Last updated
- 2024-03-25
- Certified
- 2024-03-24
Frequently asked questions
- What is Gregor Dudiak's NPI number?
- Gregor Dudiak's National Provider Identifier (NPI) is 1669222667, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregor Dudiak's specialty?
- Gregor Dudiak is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregor Dudiak located?
- Gregor Dudiak's practice location on file with NPPES is 500 University Dr, Hershey, PA 17033-2360.
- What is Gregor Dudiak's phone number?
- The practice phone number listed in the NPPES registry for Gregor Dudiak is (717) 531-6597.
- Does Gregor Dudiak accept Medicare?
- Gregor Dudiak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregor Dudiak's NPI active?
- Yes — Gregor Dudiak's NPI (1669222667) is active in the NPPES registry as of the last update on 2024-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.