Marijka Grey, MD
NPI 1083666309 · Internal Medicine Physician · Gettysburg, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marijka Grey, MD is a Internal Medicine Physician provider in Gettysburg, PA (NPI 1083666309).
Provider details
- NPI number
- 1083666309
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD428691 (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
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
- 2006-05-16
- Last updated
- 2016-12-19
Frequently asked questions
- What is Marijka Grey's NPI number?
- Marijka Grey's National Provider Identifier (NPI) is 1083666309, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marijka Grey's specialty?
- Marijka Grey is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marijka Grey located?
- Marijka Grey's practice location on file with NPPES is 40 V Twin Dr, Gettysburg, PA 17325-7875.
- What is Marijka Grey's phone number?
- The practice phone number listed in the NPPES registry for Marijka Grey is (717) 339-2424.
- Does Marijka Grey accept Medicare?
- Marijka Grey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marijka Grey's NPI active?
- Yes — Marijka Grey's NPI (1083666309) is active in the NPPES registry as of the last update on 2016-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.