Oksana O. Karpov, D.O
Internal Medicine Physician · Hagerstown, MD
Oksana O. Karpov, D.O is an internal medicine physician with a practice address in Hagerstown, Maryland, and NPI 1821294414, issued on Jun 21, 2007. Check the license (Maryland H0105787, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Oksana O. Karpov
- Credential
- D.O
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- H0105787 MD
OS014556 PA
Self-reported in NPPES; status is on the state search - Practice location
- 11110 Medical Campus RD Ste 150, Hagerstown, MD 21742
- Phone
- (301) 665-4825
- Enumerated
- Jun 21, 2007
- Record last updated
- Mar 12, 2026
- Medicare enrollment
- Enrolled (PECOS I20260217001142); accepts Medicare assignment
- Medical or professional school
- Lake Erie College Of Osteopathic Medicine, Erie, 2007
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 11110 Medical Campus RD Ste 150
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Samuel Chan, M.D.Internal Medicine Physician1972538841
- April Holtry, NP-CPrimary Care Nurse Practitioner1801375191
- Brittany Merson, MSN, FNP-CFamily Nurse Practitioner1164126918
- Amanda MohlerFamily Nurse Practitioner1154933687
- Tammy MyersRespiratory/Developmental/Rehabilitative Specialist/Technologist1780470344
- Francesca Okoye, MD-PHDRheumatology Physician1992002992
Verify Oksana O. Karpov in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license H0105787Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
326 Medicare Part D claims for 64 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Warfarin Sodium46 claims
- Atorvastatin Calcium30 claims
- Lisinopril26 claims
- Chlorthalidone15 claims
- Levothyroxine Sodium15 claims
- Omeprazole15 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.
The MIPS final score for 2023 (Medicare payment program): 97.6 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Good Samaritan Hospital Physician Services, IncVincennes, IN
- Medical Practices OF Antietam, LLCHagerstown, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Oksana O. Karpov among 3,904 internal medicine physician records in Maryland
Oksana O. Karpov, D.O is one of 3,904 internal medicine physician records with a practice address in Maryland. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 45% of them.
- NPI issued2007 · 45% of these records are older, 44% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2007 · median 2003 among the 2,445 with a school on file
- Record last updated2026 · 59% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
39 internal medicine physician records list a practice address in Hagerstown
They are 39 of the 2,414 NPPES records with a practice address in Hagerstown, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Hagerstown → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sumaira Ali, M.DHagerstown, MD 217421164857462
- Sarah Arshad, M.D.Hagerstown, MD 217421255744157
- Chuckia Brown-Tisdale, M.D.Hagerstown, MD 217421306836804
- Samuel Chan, M.D.Hagerstown, MD 217421972538841
- Jerry Correces, M.D.Hagerstown, MD 217421770535320
- Vikram Gunnala, DOHagerstown, MD 217421356414890
- Li Han, M.D.Hagerstown, MD 217421972866630
- Steven Hatleberg, M.D.Hagerstown, MD 217421992768600
Common questions
What is Oksana O. Karpov, D.O's NPI number?
Oksana O. Karpov, D.O's National Provider Identifier (NPI) is 1821294414, issued on Jun 21, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Oksana O. Karpov, D.O located?
The NPPES record lists a practice address at 11110 Medical Campus RD Ste 150, Hagerstown, MD, 21742. Phone: (301) 665-4825. Providers update this record themselves, so call before visiting.
How can I verify Oksana O. Karpov, D.O's license?
NPPES lists Maryland license number H0105787, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Oksana O. Karpov, D.O prescribe under Medicare Part D?
In 2024, Oksana O. Karpov, D.O had 326 Medicare Part D claims for 64 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Oksana O. Karpov, D.O's MIPS final score?
The 2023 MIPS final score is 97.6 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.