Grant Howard Bonavia, M.D.
Diagnostic Radiology Physician · Bethesda, MD
Grant Howard Bonavia, M.D. is a diagnostic radiology physician with a practice address in Bethesda, Maryland, and NPI 1174618409, issued on Oct 3, 2006. Check the license on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Grant Howard Bonavia
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 0101237017 VA
Self-reported in NPPES; status is on the state search - Practice location
- 8901 Wisconsin Ave, Bethesda, MD 20889
- Phone
- (301) 295-5050
- Enumerated
- Oct 3, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20230420003129); accepts Medicare assignment
- Medical or professional school
- Uniformed Services Uhs Fe Hebert School Of Med, 2003
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 877 in Maryland → Look up another NPI →
Also registered at 8901 Wisconsin Ave
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Verify Grant Howard Bonavia in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of PhysiciansCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Community Radiology Associates IncFrederick, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Grant Howard Bonavia among 877 diagnostic radiology physician records in Maryland
Grant Howard Bonavia, M.D. is one of 877 diagnostic radiology physician records with a practice address in Maryland. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 50% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2003 · median 2003 among the 604 with a school on file
- Record last updated2007 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in Maryland
There are 877 diagnostic radiology physician records in Maryland.
All 877 in Maryland → Every provider in Bethesda → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Dean Baird, MDBethesda, MD 208891033183116
- John Combs, M.D.Bethesda, MD 208891447239058
- Hugh Dainer, MD, PHD, MBABethesda, MD 208891902876832
- James Demarco, MDBethesda, MD 208891144288481
- Claudia Galbo, MDBethesda, MD 208891790770303
- Matthew Grohowski, MDBethesda, MD 208891578537486
- Vincent Ho, M.D.Bethesda, MD 208891215991195
- Donald Jensen, M.D.Bethesda, MD 208891558356774
Common questions
What is Grant Howard Bonavia, M.D.'s NPI number?
Grant Howard Bonavia, M.D.'s National Provider Identifier (NPI) is 1174618409, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Grant Howard Bonavia, M.D. located?
The NPPES record lists a practice address at 8901 Wisconsin Ave, Bethesda, MD, 20889. Phone: (301) 295-5050. Providers update this record themselves, so call before visiting.
How can I verify Grant Howard Bonavia, M.D.'s license?
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.
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.