Dennis Conor Cullen, M.D.
Family Medicine Physician · Bethesda, MD
Dennis Conor Cullen, M.D. is a family medicine physician with a practice address in Bethesda, Maryland, and NPI 1982157764, issued on Jul 28, 2016. Check the license (Maryland D89581, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Dennis Conor Cullen
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- D89581 MD
MD467889 PA
Self-reported in NPPES; status is on the state search - Practice location
- 7625 Wisconsin Ave., Bethesda, MD 20814
- Phone
- (240) 497-1570
- Enumerated
- Jul 28, 2016
- Record last updated
- May 8, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (301) 657-5638
- Medicare enrollment
- Enrolled (PECOS I20200818002431); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,912 in Maryland → Look up another NPI →
Verify Dennis Conor Cullen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D89581Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average family medicine physician in 2024
808 Medicare Part D claims for 129 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium77 claims
- Amlodipine Besylate36 claims
- Losartan Potassium31 claims
- Rosuvastatin Calcium25 claims
- Azithromycin22 claims
- Furosemide22 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 2 group practices
- Privia Care Center LLCWashington, DC
- Suburban/nrh Medical Rehabilitation IncBethesda, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Dennis Conor Cullen among 1,912 family medicine physician records in Maryland
Dennis Conor Cullen, M.D. is one of 1,912 family medicine physician records with a practice address in Maryland. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 80% of them.
- NPI issued2016 · 80% of these records are older, 18% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2016 · median 2004 among the 1,141 with a school on file
- Record last updated2021 · 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 207Q00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
72 family medicine physician records list a practice address in Bethesda
They are 72 of the 7,245 NPPES records with a practice address in Bethesda, and 1,912 family medicine physician records in Maryland.
All 1,912 in Maryland → Every provider in Bethesda → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Charles Beadling, M.D.Bethesda, MD 208141821053265
- Jean-Pierre Faure, MDBethesda, MD 208141124006804
- Kerri Gray, MDBethesda, MD 208141700880184
- Frederick Kass, M.D.Bethesda, MD 208141871565127
- Sara Kass, MDBethesda, MD 208141619041910
- Sarah Linde, M.D.Bethesda, MD 208141366415820
- Brian Reamy, M.D.Bethesda, MD 208141407838774
- Alvia Sabahat, M.D.Bethesda, MD 208141699707851
Common questions
What is Dennis Conor Cullen, M.D.'s NPI number?
Dennis Conor Cullen, M.D.'s National Provider Identifier (NPI) is 1982157764, issued on Jul 28, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Dennis Conor Cullen, M.D. located?
The NPPES record lists a practice address at 7625 Wisconsin Ave., Bethesda, MD, 20814. Phone: (240) 497-1570. Providers update this record themselves, so call before visiting.
How can I verify Dennis Conor Cullen, M.D.'s license?
NPPES lists Maryland license number D89581, 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 Dennis Conor Cullen, M.D. prescribe under Medicare Part D?
In 2024, Dennis Conor Cullen, M.D. had 808 Medicare Part D claims for 129 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.