Doctor profile · Federal record

Dr. Sameer Ismailjee, M.D.

Infectious Disease Physician (CMS: Infectious Disease) · Infectious Disease Physician · Infectious Disease Physician · Silver Spring, MD

  • NPI 1669403341
  • Accepts Medicare
  • 27 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
1500 Forest Glen RD
Silver Spring, MD 209101460
(301) 754-7000
Additional location
19801 Observation Dr
Germantown, MD 208764070
(301) 557-6000
Additional location
201 Russell Ave
Gaithersburg, MD 208772800
(301) 557-2110
Show 1 more location
Additional location
310 Alderwood Dr
Gaithersburg, MD 208782686
(937) 620-2335
Mailing address
310 Alderwood Dr
Gaithersburg, MD 208782686

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
August 27, 2025
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State licenses (3)
Maryland #D0082137 · Ohio #35083321 · Texas #V2379
Medicaid
OH #2672577

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669403341. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,152
Distinct HCPCS
5
Medicare allowed
$144,569
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 800 341 $129
99239 Hospital discharge day management, more than 30 minutes 244 227 $124
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 76 32 $86
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 19 17 $173
99238 Hospital discharge day management, 30 minutes or less 13 13 $89

In context: peer comparison

Among 5 peers in this city , average services per provider: 214. This provider delivers 5.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$296
Transactions
9
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 3 $166.34
Gilead Sciences, Inc. 2 $33.08
UCB, Inc. 1 $33.00
Merck Sharp & Dohme LLC 1 $23.96
Janssen Pharmaceuticals, Inc 1 $21.16
Vapotherm Inc 1 $18.53

By nature of payment

Food and Beverage
$296

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
90
Patients
64
Total drug cost
$682
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 19 0 $109
Prednisone Generic 19 17 $75
Pantoprazole Sodium Generic 18 13 $269
Famotidine Generic 12 12 $126
Hydromorphone Hcl Generic 11 11 $24
Ondansetron Hcl Generic 11 11 $79

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sameer Ismailjee's medical specialty?
Dr. Sameer Ismailjee practices Infectious Disease Physician in Silver Spring, MD.
Where does Dr. Sameer Ismailjee practice?
Dr. Sameer Ismailjee practices at 1500 Forest Glen RD, Silver Spring, MD 209101460. Office phone: 3017547000.
What is Dr. Sameer Ismailjee's NPI?
Dr. Sameer Ismailjee's National Provider Identifier (NPI) is 1669403341, issued by NPPES.
Does Dr. Sameer Ismailjee accept Medicare assignment?
Yes. Dr. Sameer Ismailjee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sameer Ismailjee commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.