Nejat Naser
Internal Medicine Physician · Rockville, MD
Nejat Naser is an internal medicine physician with a practice address in Rockville, Maryland, and NPI 1477963312, issued on Apr 30, 2014. Check the license on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Nejat Naser
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD045185 DC
Self-reported in NPPES; status is on the state search - Practice location
- 2101 E Jefferson St Ste 6W, Rockville, MD 20852
- Phone
- (301) 816-5853
- Enumerated
- Apr 30, 2014
- Record last updated
- May 22, 2024
- Medicare enrollment
- Enrolled (PECOS I20171114002031); 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 2101 E Jefferson St Ste 6W
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nejat Naser 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
61% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,252 Medicare Part D claims for 352 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 38% of claims.
Most prescribed
- Methimazole217 claims
- Levothyroxine Sodium209 claims
- Insulin Glargine-Yfgn75 claims
- Ozempic64 claims
- Hydrocortisone63 claims
- Testosterone61 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, IncWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nejat Naser among 3,904 internal medicine physician records in Maryland
Nejat Naser 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 2014, is newer than 74% of them.
- NPI issued2014 · 74% of these records are older, 23% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2014 · median 2003 among the 2,445 with a school on file
- Record last updated2024 · 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).
179 internal medicine physician records list a practice address in Rockville
They are 179 of the 14,353 NPPES records with a practice address in Rockville, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Rockville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jan Bachowski, M.D.Rockville, MD 208521225092455
- Laura Brown, MDRockville, MD 208521255399234
- Kajal Dasgupta, M.D.Rockville, MD 208521003882150
- Elliot Goldstein, MDRockville, MD 208521619935665
- Alpana Goswami, MDRockville, MD 208521346297918
- Lalit Gupta, M.D.Rockville, MD 208521306844592
- Matthew Kramp, DORockville, MD 208521073540712
- Hing-Chung Lee, MDRockville, MD 208521740248335
Common questions
What is Nejat Naser's NPI number?
Nejat Naser's National Provider Identifier (NPI) is 1477963312, issued on Apr 30, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Nejat Naser located?
The NPPES record lists a practice address at 2101 E Jefferson St Ste 6W, Rockville, MD, 20852. Phone: (301) 816-5853. Providers update this record themselves, so call before visiting.
How can I verify Nejat Naser'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 Nejat Naser prescribe under Medicare Part D?
In 2024, Nejat Naser had 1,252 Medicare Part D claims for 352 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.