Karen Andrea Markosian, MD
Family Medicine Physician · Allentown, PA
Karen Andrea Markosian, MD is a family medicine physician with a practice address in Allentown, Pennsylvania, and NPI 1649929985, issued on Mar 23, 2022. Check the license (Pennsylvania MT224925, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Karen Andrea Markosian
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MT224925 PA
Self-reported in NPPES; status is on the state search - Practice location
- 450 Chew St Ste 101, Allentown, PA 18102
- Phone
- (610) 776-4888
- Enumerated
- Mar 23, 2022
- Record last updated
- Apr 11, 2022
- Medicare enrollment
- Enrolled (PECOS I20260109001017); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →
Also registered at 450 Chew St Ste 101
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karen Andrea Markosian in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MT224925Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average family medicine physician in 2024
1,433 Medicare Part D claims for 101 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Atorvastatin Calcium97 claims
- Lisinopril80 claims
- Omeprazole78 claims
- Metformin Hcl58 claims
- Jardiance57 claims
- Gabapentin52 claims
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.
Bills Medicare through one group practice
- Westchester Medical Group, P.CNew Rochelle, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen Andrea Markosian among 7,483 family medicine physician records in Pennsylvania
Karen Andrea Markosian, MD is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 89% of them.
- NPI issued2022 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2018 · median 2005 among the 4,529 with a school on file
- Record last updated2022 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
208 family medicine physician records list a practice address in Allentown
They are 208 of the 5,904 NPPES records with a practice address in Allentown, and 7,483 family medicine physician records in Pennsylvania.
All 7,483 in Pennsylvania → Every provider in Allentown → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jocelyn Amaya, M.D.Allentown, PA 181021871932947
- Elina Amvrosiadi, M.D.Allentown, PA 181021548581127
- Esther Brew, M.D.Allentown, PA 181021558577874
- Daniel Coller, M.D.Allentown, PA 181021215991153
- Dalya Delmar-Greenberg, M.DAllentown, PA 181021932363413
- Michael Hortner, MDAllentown, PA 181021538236674
- Autumn Kieber-Emmons, M.D.Allentown, PA 181021073849022
- Richard Martin, M.D.Allentown, PA 181021285698266
Common questions
What is Karen Andrea Markosian, MD's NPI number?
Karen Andrea Markosian, MD's National Provider Identifier (NPI) is 1649929985, issued on Mar 23, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Karen Andrea Markosian, MD located?
The NPPES record lists a practice address at 450 Chew St Ste 101, Allentown, PA, 18102. Phone: (610) 776-4888. Providers update this record themselves, so call before visiting.
How can I verify Karen Andrea Markosian, MD's license?
NPPES lists Pennsylvania license number MT224925, 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 Karen Andrea Markosian, MD prescribe under Medicare Part D?
In 2024, Karen Andrea Markosian, MD had 1,433 Medicare Part D claims for 101 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.