Gregory Fortier, MD
NPI 1619964194 · Radiation Oncology Physician · York, PA
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Fortier, MD is a Radiation Oncology Physician provider in York, PA (NPI 1619964194).
Provider details
- NPI number
- 1619964194
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD038076E (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
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 260 N 7th StChambersburg, PA 17201-1722Phone: (717) 262-4660
Registry dates
- Enumerated
- 2005-09-30
- Last updated
- 2020-09-15
- Certified
- 2020-09-15
Frequently asked questions
- What is Gregory Fortier's NPI number?
- Gregory Fortier's National Provider Identifier (NPI) is 1619964194, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Fortier's specialty?
- Gregory Fortier is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Fortier located?
- Gregory Fortier's practice location on file with NPPES is 25 Monument Rd, York, PA 17403-5060.
- What is Gregory Fortier's phone number?
- The practice phone number listed in the NPPES registry for Gregory Fortier is (717) 741-8180.
- Does Gregory Fortier accept Medicare?
- Gregory Fortier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Fortier's NPI active?
- Yes — Gregory Fortier's NPI (1619964194) is active in the NPPES registry as of the last update on 2020-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.