Michael A. Fenstermaker, MD
Urology Physician · Upper Marlboro, MD
Michael A. Fenstermaker, MD is a urology physician with a practice address in Upper Marlboro, Maryland, and NPI 1679952006, issued on May 19, 2015. Check the license (Maryland D0088762, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Michael A. Fenstermaker
- Credential
- MD
- Primary taxonomy
- Urology Physician 208800000X
- License number
- D0088762 MD
Self-reported in NPPES; status is on the state search - Practice location
- 1221 Mercantile LN, Upper Marlboro, MD 20774
- Phone
- (301) 618-5633
- Enumerated
- May 19, 2015
- Record last updated
- Jun 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200827003086); accepts Medicare assignment
- Medical or professional school
- New York University School Of Medicine, 2015
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest urology physician records → All 311 in Maryland → Look up another NPI →
Also registered at 1221 Mercantile LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Isabella Ahanogbe, M.D.Family Medicine Physician1821381849
- Folabomi Ajanaku, M.D.Gastroenterology Physician1851719777
- Jacqueline Arthur-Baidoo, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1235810276
- David Auh, MDFamily Medicine Physician1356752588
- Olufemi Balogun, MDFamily Medicine Physician1194010678
- Folasade Bangali, DPTPhysical Therapist1811394091
Verify Michael A. Fenstermaker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0088762Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12% more Medicare Part D claims than the average urology physician in 2024
1,507 Medicare Part D claims for 439 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 74 claims were for opioids.
Most prescribed
- Tamsulosin Hcl255 claims
- Solifenacin Succinate164 claims
- Finasteride160 claims
- Myrbetriq137 claims
- Darifenacin Er116 claims
- Cephalexin79 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
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncLargo, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael A. Fenstermaker among 311 urology physician records in Maryland
Michael A. Fenstermaker, MD is one of 311 urology physician records with a practice address in Maryland. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 81% of them.
- NPI issued2015 · 81% of these records are older, 17% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2015 · median 2004 among the 213 with a school on file
- Record last updated2021 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in Maryland
There are 311 urology physician records in Maryland.
All 311 in Maryland → Every provider in Upper Marlboro → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Mohamed Atalla, M.D.Largo, MD 207741033383781
- Daoud Dajani, MDLargo, MD 207741376786186
- William Kao, M.D.Largo, MD 207741821257924
- Madhu Priya Khanna, MDLargo, MD 207741154309813
- Timothy King, MDLargo, MD 207741508495920
- Christopher MorrisonUpper Marlboro, MD 207741790027100
- Samantha Nealon, M.D.Largo, MD 207741053775171
- Rohan Sawhney, MDUpper Marlboro, MD 207741649862251
Common questions
What is Michael A. Fenstermaker, MD's NPI number?
Michael A. Fenstermaker, MD's National Provider Identifier (NPI) is 1679952006, issued on May 19, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Michael A. Fenstermaker, MD located?
The NPPES record lists a practice address at 1221 Mercantile LN, Upper Marlboro, MD, 20774. Phone: (301) 618-5633. Providers update this record themselves, so call before visiting.
How can I verify Michael A. Fenstermaker, MD's license?
NPPES lists Maryland license number D0088762, 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 Michael A. Fenstermaker, MD prescribe under Medicare Part D?
In 2024, Michael A. Fenstermaker, MD had 1,507 Medicare Part D claims for 439 beneficiaries; the average among urology physician prescribers was 1,340. 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.