Doctor profile · Federal record

Dr. Nejat Naser

Internal Medicine Physician (CMS: Internal Medicine) · Rockville, MD

  • NPI 1477963312
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2101 E Jefferson St Ste 6W
Rockville, MD 208524908
(301) 816-5853
Additional location
2150 Pennsylvania Ave Nw
Washington, DC 200373201
(202) 741-3000

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
May 22, 2024
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
District of Columbia #MD045185

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477963312. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
40
Distinct HCPCS
2
Medicare allowed
$6,280
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 28 20 $190
99213 Established patient office or other outpatient visit, 20-29 minutes 12 12 $80

In context: peer comparison

Among 50 peers in this city , average services per provider: 138. This provider delivers 0.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
689
Patients
212
Total drug cost
$95,680
Drug Type Claims Patients Total cost
Methimazole Generic 173 65 $2,734
Levothyroxine Sodium Generic 144 57 $3,014
Humalog (Insulin Lispro) Brand 40 11 $11,113
Testosterone Generic 39 18 $3,878
Calcitriol Generic 38 0 $1,952
Hydrocortisone Generic 38 15 $3,011
Jardiance (Empagliflozin) Brand 36 16 $25,853
Cinacalcet Hcl Generic 32 0 $856
Humulin N (Insulin Nph Human Isophane) Brand 28 0 $3,478
Humalog Kwikpen U-100 (Insulin Lispro) Brand 26 14 $9,835

Frequently asked questions

Auto-generated from federal data
What is Dr. Nejat Naser's medical specialty?
Dr. Nejat Naser practices Internal Medicine Physician in Rockville, MD.
Where does Dr. Nejat Naser practice?
Dr. Nejat Naser practices at 2101 E Jefferson St Ste 6W, Rockville, MD 208524908. Office phone: 3018165853.
What is Dr. Nejat Naser's NPI?
Dr. Nejat Naser's National Provider Identifier (NPI) is 1477963312, issued by NPPES.
Does Dr. Nejat Naser accept Medicare assignment?
Yes. Dr. Nejat Naser accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nejat Naser commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.