NPPES file of Aug 9, 2026

Martin Mahendra Sarkar, D.O.

Endocrinology, Diabetes & Metabolism Physician · Frederick, MD

Martin Mahendra Sarkar, D.O. is an endocrinology, diabetes & metabolism physician with a practice address in Frederick, Maryland, and NPI 1518005636, issued on Feb 1, 2007. Check the license (Maryland H80011, as entered in NPPES) on the Maryland Board of Physicians; 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
1518005636
Name
Martin Mahendra Sarkar
Credential
D.O.
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License numbers
H80011 MD
57553 WI
Self-reported in NPPES; status is on the state search
Practice location
9093 Ridgefield Dr Ste 104, Frederick, MD 21701
Phone
(240) 956-5475
Enumerated
Feb 1, 2007
Record last updated
Apr 23, 2025
Fax
(240) 891-2600
Medicare enrollment
Enrolled (PECOS I20160205002044); accepts Medicare assignment
Medical or professional school
West Virginia School Of Osteopathic Medicine, 2004
Telehealth
Offers telehealth (CMS)
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 9093 Ridgefield Dr Ste 104

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

  1. Lynda Artusio, C.R.N.P.-PMHPsychiatric/Mental Health Nurse Practitioner1841363702
  2. Patrick Farrell, D.O.Family Medicine Physician1053765487
  3. Jessica McFarland, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1154185197
  4. Stephen Nicewarner, CRNPEndocrinology, Diabetes & Metabolism Physician1548975253
  5. Blessing Nwaneri, NPPsychiatric/Mental Health Nurse Practitioner1184272403
  6. Natalie Reid, FNPFamily Nurse Practitioner1326590068

Verify Martin Mahendra Sarkar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license H80011
    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 Maryland license search

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5% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

2,496 Medicare Part D claims for 389 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 55% of claims.

  1. Martin Sarkar2,496
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium356 claims
  2. Ozempic203 claims
  3. Metformin Hcl Er145 claims
  4. Jardiance111 claims
  5. Farxiga93 claims
  6. Synthroid86 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 practice group's MIPS final score for 2023 (Medicare payment program): 80.3 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score79.3
  2. Costout of 100 · 30%54.9
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $154,409.63

237 payments; by number, the most common kind was food and beverage; the largest payer was Insulet Corporation. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Martin Sarkar$154,410
  2. Specialty average$5,742

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Privia Care Center LLCFrederick, MD
  2. Privia Medical Group, LLCFrederick, MD

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

Martin Mahendra Sarkar among 314 endocrinology, diabetes & metabolism physician records in Maryland

Martin Mahendra Sarkar, D.O. is one of 314 endocrinology, diabetes & metabolism physician records with a practice address in Maryland. 75% 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, 41% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2004 · median 2003 among the 193 with a school on file
  • Record last updated2025 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in Maryland

There are 314 endocrinology, diabetes & metabolism physician records in Maryland.

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Stephen Nicewarner, CRNPFrederick, MD 217011548975253
  2. Majd Hakim, MDFrederick, MD 217021598871378
  3. Kayur Bhavsar, DOFrederick, MD 217031588062251
  4. Nathan Carnell, MDFrederick, MD 217031861406753
  5. Garima Narayen, D.O.Frederick, MD 217031285053926
  6. Jeanette Owusu, M.D.Frederick, MD 217031467866913
  7. Pratik Shah, M.D.Frederick, MD 217031871977793
  8. Kiarash Zarbalian, MDFrederick, MD 217031467587063

Common questions

What is Martin Mahendra Sarkar, D.O.'s NPI number?

Martin Mahendra Sarkar, D.O.'s National Provider Identifier (NPI) is 1518005636, issued on Feb 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Martin Mahendra Sarkar, D.O. located?

The NPPES record lists a practice address at 9093 Ridgefield Dr Ste 104, Frederick, MD, 21701. Phone: (240) 956-5475. Providers update this record themselves, so call before visiting.

How can I verify Martin Mahendra Sarkar, D.O.'s license?

NPPES lists Maryland license number H80011, 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 Martin Mahendra Sarkar, D.O. prescribe under Medicare Part D?

In 2024, Martin Mahendra Sarkar, D.O. had 2,496 Medicare Part D claims for 389 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.

What is Martin Mahendra Sarkar, D.O.'s MIPS final score?

The 2023 MIPS final score is 80.3 of 100, reported for the practice group. 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.