Doctor profile · Federal record

Dr. Nejib Siraj, MD

Internal Medicine Physician (CMS: Internal Medicine) · Silver Spring, MD

  • NPI 1457457996
  • MIPS 74.4 / 100 · 2023
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 Forest Glen RD
Silver Spring, MD 209101483
(301) 754-7991
fax (301) 754-7990
Mailing address
P.O. Box 83819, Capital Internal Medicine,LLC
Gaithersburg, MD 208833819

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
August 18, 2009
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Pennsylvania #MD430056
Medicaid
PA #1017283750001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457457996. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
549
Distinct HCPCS
4
Medicare allowed
$70,785
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 420 150 $125
99239 Hospital discharge day management, more than 30 minutes 57 57 $122
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 53 52 $184
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 19 13 $84

In context: peer comparison

Among 41 peers in Silver Spring Internal Medicine Physician, average services per provider: 146. This provider delivers 3.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Nejib Siraj's medical specialty?
Dr. Nejib Siraj practices Internal Medicine Physician in Silver Spring, MD.
Where does Dr. Nejib Siraj practice?
Dr. Nejib Siraj practices at 1500 Forest Glen RD, Silver Spring, MD 209101483. Office phone: 3017547991.
What is Dr. Nejib Siraj's NPI?
Dr. Nejib Siraj's National Provider Identifier (NPI) is 1457457996, issued by NPPES.
Does Dr. Nejib Siraj accept Medicare assignment?
Dr. Nejib Siraj does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Nejib Siraj 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); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.