Griffin Bleecker, M.D.
Emergency Medicine Physician · Olney, MD
Griffin Bleecker, M.D. is an emergency medicine physician with a practice address in Olney, Maryland, and NPI 1790363760, issued on Mar 31, 2021. Check the license (Maryland D0106364, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Griffin Bleecker
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- D0106364 MD
Self-reported in NPPES; status is on the state search - Practice location
- 18101 Prince Philip Dr, Olney, MD 20832
- Phone
- (301) 774-8882
- Enumerated
- Mar 31, 2021
- Record last updated
- Jun 29, 2026
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,190 in Maryland → Look up another NPI →
Also registered at 18101 Prince Philip Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jason Ainsfield, LCSW-CClinical Social Worker1235086653
- Rosemary Akinkunle, NURSE PRACTITIONERFamily Nurse Practitioner1538778717
- Golfam Ali SobhaniSurgical Assistant1568142297
- Bridgit Alumkara, M.D.Internal Medicine Physician1669629358
- Maria Araneta, PA-CMedical Physician Assistant1124556857
- Janice Bediako-Smith, PAMedical Physician Assistant1538136619
Verify Griffin Bleecker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0106364Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average emergency medicine physician in 2024
81 Medicare Part D claims for 40 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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.
Griffin Bleecker among 1,190 emergency medicine physician records in Maryland
Griffin Bleecker, M.D. is one of 1,190 emergency 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 2021, is newer than 94% of them.
- NPI issued2021 · 94% of these records are older, 3% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 48% of these records are
- Record last updated2026 · 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 207P00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 emergency medicine physician records list a practice address in Olney
They are 12 of the 742 NPPES records with a practice address in Olney, and 1,190 emergency medicine physician records in Maryland.
All 1,190 in Maryland → Every provider in Olney → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Keith Della Grotta, MDOlney, MD 208321235505611
- Jeremy Graf, MDOlney, MD 208321104817873
- Herman Kalsi, MDOlney, MD 208321902269582
- Michael Kerr, MDOlney, MD 208321669460515
- Robert Larkin, MDOlney, MD 208321780664102
- Landon Mueller, M.D.Olney, MD 208321982139978
- Serge Shewchuk, MDOlney, MD 208321932154242
- Ellen Smith, MDOlney, MD 208321770572463
Common questions
What is Griffin Bleecker, M.D.'s NPI number?
Griffin Bleecker, M.D.'s National Provider Identifier (NPI) is 1790363760, issued on Mar 31, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Griffin Bleecker, M.D. located?
The NPPES record lists a practice address at 18101 Prince Philip Dr, Olney, MD, 20832. Phone: (301) 774-8882. Providers update this record themselves, so call before visiting.
How can I verify Griffin Bleecker, M.D.'s license?
NPPES lists Maryland license number D0106364, 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 Griffin Bleecker, M.D. prescribe under Medicare Part D?
In 2024, Griffin Bleecker, M.D. had 81 Medicare Part D claims for 40 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.