Doctor profile · Federal record

Dr. Tanzeel Islam, MD

Internal Medicine Physician (CMS: Hospitalist) · Internal Medicine Physician · Hospitalist Physician · Falls Church, VA

  • NPI 1578980611
  • Accepts Medicare
  • 16 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3300 Gallows RD
Falls Church, VA 220423307
(703) 776-4001
fax (703) 776-7113

Credentials & registration

NPPES · NUCC
NPI registered
March 2014 — 12 yrs on file
Profile last updated
June 21, 2023
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Virginia #0101271208 · Nevada #17314

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578980611. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,807
Distinct HCPCS
6
Medicare allowed
$164,984
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 1,383 298 $80
99239 Hospital discharge day management, more than 30 minutes 157 156 $119
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 150 79 $119
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 78 77 $172
99238 Hospital discharge day management, 30 minutes or less 25 25 $79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 14 $132

In context: peer comparison

Among 63 peers in this city , average services per provider: 131. This provider delivers 14× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
260
Patients
229
Total drug cost
$9,113
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 34 33 $162
Carvedilol Generic 24 19 $97
Furosemide Generic 23 21 $44
Pantoprazole Sodium Generic 22 20 $159
Eliquis (Apixaban) Brand 21 19 $8,086
Amlodipine Besylate Generic 19 18 $48
Gabapentin Generic 17 15 $57
Metoprolol Tartrate Generic 17 16 $38
Clopidogrel (Clopidogrel Bisulfate) Brand 16 14 $101
Tamsulosin Hcl Generic 16 16 $91

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tanzeel Islam's medical specialty?
Dr. Tanzeel Islam practices Internal Medicine Physician in Falls Church, VA.
Where does Dr. Tanzeel Islam practice?
Dr. Tanzeel Islam practices at 3300 Gallows RD, Falls Church, VA 220423307. Office phone: 7037764001.
What is Dr. Tanzeel Islam's NPI?
Dr. Tanzeel Islam's National Provider Identifier (NPI) is 1578980611, issued by NPPES.
Does Dr. Tanzeel Islam accept Medicare assignment?
Yes. Dr. Tanzeel Islam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tanzeel Islam commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.