Nima Hassan Calaf, M.D.
Internal Medicine Physician · Temple Hills, MD
Nima Hassan Calaf, M.D. is an internal medicine physician with a practice address in Temple Hills, Maryland, and NPI 1790714681, issued on Jul 2, 2006. Check the license (Maryland D0058976, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Nima Hassan Calaf
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D0058976 MD
Self-reported in NPPES; status is on the state search - Practice location
- 4467 Old Branch Ave, Temple Hills, MD 20748
- Phone
- (301) 899-1212
- Enumerated
- Jul 2, 2006
- Record last updated
- Jul 18, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (301) 899-3716
- Medicare enrollment
- Enrolled (PECOS I20050113000431); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 4467 Old Branch Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nima Hassan Calaf in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0058976Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,771 Medicare Part D claims for 231 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 21 claims were for opioids.
Most prescribed
- Amlodipine Besylate293 claims
- Atorvastatin Calcium204 claims
- Metformin Hcl107 claims
- Rosuvastatin Calcium76 claims
- Lisinopril65 claims
- Metoprolol Succinate64 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.
Industry payments in 2024: $62.13
3 payments; by number, the most common kind was food and beverage; the largest payer was Exact Sciences Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Nima Hassan Calaf among 3,904 internal medicine physician records in Maryland
Nima Hassan Calaf, M.D. is one of 3,904 internal 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 55% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1989 · median 2003 among the 2,445 with a school on file
- Record last updated2019 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 internal medicine physician records list a practice address in Temple Hills
They are 8 of the 318 NPPES records with a practice address in Temple Hills, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Temple Hills → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Emmanuel Brown, M.D.Temple Hills, MD 207481841397601
- Dorothy Chang, M.D.Temple Hills, MD 207481063621944
- Cindy Hsiao, M.D.Temple Hills, MD 207481851595789
- Jenny John, MDTemple Hills, MD 207481023195518
- John Lee, MDTemple Hills, MD 207481710048160
- Hae Won Lee, NPTemple Hills, MD 207481568931913
- Thu Nguyen, MDTemple Hills, MD 207481124189659
- Morvarid Alaghmand, M.D.District Heights, MD 207471285897603
Common questions
What is Nima Hassan Calaf, M.D.'s NPI number?
Nima Hassan Calaf, M.D.'s National Provider Identifier (NPI) is 1790714681, issued on Jul 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nima Hassan Calaf, M.D. located?
The NPPES record lists a practice address at 4467 Old Branch Ave, Temple Hills, MD, 20748. Phone: (301) 899-1212. Providers update this record themselves, so call before visiting.
How can I verify Nima Hassan Calaf, M.D.'s license?
NPPES lists Maryland license number D0058976, 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 Nima Hassan Calaf, M.D. prescribe under Medicare Part D?
In 2024, Nima Hassan Calaf, M.D. had 2,771 Medicare Part D claims for 231 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.