Sahar Aslani Jahan, MD
Internal Medicine Physician · Gaithersburg, MD
Sahar Aslani Jahan, MD is an internal medicine physician with a practice address in Gaithersburg, Maryland, and NPI 1669993523, issued on Jun 30, 2017. Check the license on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Sahar Aslani Jahan
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- T-3356 MS
Self-reported in NPPES; status is on the state search - Practice location
- 655 Watkins Mill RD, Gaithersburg, MD 20879
- Phone
- (240) 632-4000
- Enumerated
- Jun 30, 2017
- Record last updated
- May 27, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200923001169); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 655 Watkins Mill RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kathleen AdeshogaInternal Medicine Physician1184360257
- Seema Agrawal, RDNutritionist1770615627
- Danso Ako-Adjei, MDDermatology Physician1205248853
Verify Sahar Aslani Jahan 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
17% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,648 Medicare Part D claims for 277 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 29 claims were for opioids.
Most prescribed
- Atorvastatin Calcium380 claims
- Amlodipine Besylate201 claims
- Losartan Potassium148 claims
- Lisinopril123 claims
- Levothyroxine Sodium109 claims
- Metformin Hcl109 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 one group practice
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncLargo, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
67 internal medicine physician records list a practice address in Gaithersburg
They are 67 of the 2,580 NPPES records with a practice address in Gaithersburg, and 3,904 internal medicine physician records in Maryland.
All 67 in Gaithersburg → All 3,904 in Maryland → Every provider in Gaithersburg →
Other internal medicine physician records in Maryland
- Eduardo Abarca Rojas, M.D.Parkville, MD1538447628
- Rasheed Abassi, M.D.Clinton, MD1376608620
- Ghulam Abbas, MDFrederick, MD1477658045
- Shamima Abbas, MDKensington, MD1750445896
- Nourelhuda Abbas Hamed, MDSilver Spring, MD1699339473
- Arsalan Abbasi, MDWestminster, MD1942762604
- Hamdi AbdeenGaithersburg, MD1245972413
- Mukemil Abdella, M.D.Glenn Dale, MD1871603381
- Suzan Abdo, MDClarksville, MD1588631824
- Madeeha Abdul GhaffarElkton, MD1194276063
Common questions
What is Sahar Aslani Jahan, MD's NPI number?
Sahar Aslani Jahan, MD's National Provider Identifier (NPI) is 1669993523, issued on Jun 30, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Sahar Aslani Jahan, MD located?
The NPPES record lists a practice address at 655 Watkins Mill RD, Gaithersburg, MD, 20879. Phone: (240) 632-4000. Providers update this record themselves, so call before visiting.
How can I verify Sahar Aslani Jahan, MD'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.
How much does Sahar Aslani Jahan, MD prescribe under Medicare Part D?
In 2024, Sahar Aslani Jahan, MD had 2,648 Medicare Part D claims for 277 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.