June Maureen Castner, MD
General Practice Physician · Washington, DC
June Maureen Castner, MD is a general practice physician with a practice address in Washington, District of Columbia, and NPI 1619137726, issued on Jun 11, 2008. Check the license (District of Columbia MD036845, as entered in NPPES) on the District of Columbia Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- June Maureen Castner
- Credential
- MD
- Primary taxonomy
- General Practice Physician 208D00000X
- License numbers
- MD036845 DC
C1-0009715 DE
D0067860 MD
Self-reported in NPPES; status is on the state search - Practice location
- 2440 M St NW Ste 200, Washington, DC 20037
- Phone
- (202) 368-6788
- Enumerated
- Jun 11, 2008
- Record last updated
- Jul 10, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (202) 550-6454
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 56 in District of Columbia → Look up another NPI →
Also registered at 2440 M St NW Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify June Maureen Castner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDistrict of Columbia Board of Medicine
Search for license MD036845Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average general practice physician in 2024
70 Medicare Part D claims for 13 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D.
Most prescribed
- Progesterone26 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.
June Maureen Castner among 56 general practice physician records in District of Columbia
June Maureen Castner, MD is one of 56 general practice physician records with a practice address in District of Columbia. 34% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 34% of them.
- NPI issued2008 · 34% of these records are older, 54% newer
- In a Medicare fileYes · 34% of these records are
- In the CMS Doctors and Clinicians fileNo · 18% of these records are
- Record last updated2020 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Physician providers in District of Columbia
There are 56 general practice physician records in District of Columbia.
All 56 in District of Columbia → Every provider in Washington → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Iman Abdel Mohsen Khalil, MDWashington, DC 200371982233763
- Briana Chung, MDWashington, DC 200371801585989
- Ileana Esparraguera, MDWashington, DC 200371821155938
- Edward Kelly, MDWashington, DC 200371679134910
- Michael McMahon, DOWashington, DC 200371609024306
- Michael McMullen, MDWashington, DC 200371346747060
- Christos Polymeropoulos, M.D.Washington, DC 200371871937953
- Nefertiti Tyehemba, MDWashington, DC 200371770112005
Common questions
What is June Maureen Castner, MD's NPI number?
June Maureen Castner, MD's National Provider Identifier (NPI) is 1619137726, issued on Jun 11, 2008. An NPI identifies a provider in billing; it is not a license.
Where is June Maureen Castner, MD located?
The NPPES record lists a practice address at 2440 M St NW Ste 200, Washington, DC, 20037. Phone: (202) 368-6788. Providers update this record themselves, so call before visiting.
How can I verify June Maureen Castner, MD's license?
NPPES lists District of Columbia license number MD036845, as entered by the provider. Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does June Maureen Castner, MD prescribe under Medicare Part D?
In 2024, June Maureen Castner, MD had 70 Medicare Part D claims for 13 beneficiaries; the average among general practice physician prescribers was 3,030. 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.