NPPES file of Aug 9, 2026

Marijka Angelica Grey, MD

Internal Medicine Physician · Gettysburg, PA

Marijka Angelica Grey, MD is an internal medicine physician with a practice address in Gettysburg, Pennsylvania, and NPI 1083666309, issued on May 16, 2006. Check the license (Pennsylvania MD428691, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083666309
Name
Marijka Angelica Grey
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD428691 PA
Self-reported in NPPES; status is on the state search
Practice location
40 V Twin Dr, Gettysburg, PA 17325
Phone
(717) 339-2424
Enumerated
May 16, 2006
Record last updated
Dec 19, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(717) 334-6659
Medicaid ID
101621735 PA
Medicare enrollment
Enrolled (PECOS I20211112000615); accepts Medicare assignment
Medical or professional school
University Of Maryland School Of Medicine, 2003
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 40 V Twin Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shubha Acharya, MDInternal Medicine Physician1407847809
  2. Ikechukwu Akunyili, MDHematology & Oncology Physician1851564207
  3. Mina Alsalihi, DOInternal Medicine Physician1588305783
  4. Nikki Bailes, CRNPFamily Nurse Practitioner1639473713
  5. Marisa Barra, PH.D.Clinical Psychologist1598038259
  6. Tiffany Buchanan, CMTContractor1487931739

Verify Marijka Angelica Grey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD428691
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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100% fewer Medicare Part D claims than the average internal medicine physician in 2024

11 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Marijka Grey11
  2. Specialty average3,176

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The MIPS final score for 2023 (Medicare payment program): 94.7 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score89.4
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Memorial Health Partners Foundation, IncChattanooga, TN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Marijka Angelica Grey among 7,300 internal medicine physician records in Pennsylvania

Marijka Angelica Grey, MD is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 64% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2003 · median 2008 among the 4,208 with a school on file
  • Record last updated2016 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

15 internal medicine physician records list a practice address in Gettysburg

They are 15 of the 658 NPPES records with a practice address in Gettysburg, and 7,300 internal medicine physician records in Pennsylvania.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Shubha Acharya, MDGettysburg, PA 173251407847809
  2. Graham Foose, DOGettysburg, PA 173251235427246
  3. Liya Galooshian, M.D.Gettysburg, PA 173251558617480
  4. Susan Holland, M.D.Gettysburg, PA 173251932195948
  5. John Kalloz, MDGettysburg, PA 173251770583882
  6. David Kamsler, MDGettysburg, PA 173251932100773
  7. Rajwinder Kaur, M.DGettysburg, PA 173251629206842
  8. Ronald Krablin, MDGettysburg, PA 173251366442469

Common questions

What is Marijka Angelica Grey, MD's NPI number?

Marijka Angelica Grey, MD's National Provider Identifier (NPI) is 1083666309, issued on May 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marijka Angelica Grey, MD located?

The NPPES record lists a practice address at 40 V Twin Dr, Gettysburg, PA, 17325. Phone: (717) 339-2424. Providers update this record themselves, so call before visiting.

How can I verify Marijka Angelica Grey, MD's license?

NPPES lists Pennsylvania license number MD428691, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Marijka Angelica Grey, MD prescribe under Medicare Part D?

In 2024, Marijka Angelica Grey, MD had 11 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Marijka Angelica Grey, MD's MIPS final score?

The 2023 MIPS final score is 94.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.