Doctor profile · Federal record

Dr. Imran Tahir

Internal Medicine Physician (CMS: Nephrology) · Chicago, IL

  • NPI 1194012229
  • Accepts Medicare
  • MIPS 77.5 / 100 · 2023
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1901 W Harrison St
Chicago, IL 606123714
(312) 864-6000

Credentials & registration

NPPES · NUCC
NPI registered
July 2011 — 15 yrs on file
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #125050290

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194012229. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,579
Distinct HCPCS
10
Medicare allowed
$242,894
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 494 284 $94
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 383 56 $337
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 368 91 $75
99204 New patient office or other outpatient visit, 45-59 minutes 83 83 $128
99442 Telephone medical discussion with physician, 11-20 minutes 55 47 $63
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 53 49 $125
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 53 17 $38
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 46 21 $281
90935 Hemodialysis procedure with physician evaluation 16 11 $69
99442 Telephone medical discussion with physician, 11-20 minutes 16 14 $68

In context: peer comparison

Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 9.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
473
Patients
111
Total drug cost
$574,460
Drug Type Claims Patients Total cost
Prosol (Parenteral Amino Acid 20% No.1) Brand 98 0 $16,850
Furosemide Generic 66 33 $537
Amlodipine Besylate Generic 56 20 $616
Lisinopril Generic 43 22 $527
Potassium Chloride Generic 41 24 $1,780
Hydralazine Hcl Generic 31 12 $495
Carvedilol Generic 22 0 $196
Calcitriol Generic 19 0 $249
Clonidine Hcl Generic 19 0 $232
Calcium Acetate Generic 14 0 $1,847

Frequently asked questions

Auto-generated from federal data
What is Dr. Imran Tahir's medical specialty?
Dr. Imran Tahir practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Imran Tahir practice?
Dr. Imran Tahir practices at 1901 W Harrison St, Chicago, IL 606123714. Office phone: 3128646000.
What is Dr. Imran Tahir's NPI?
Dr. Imran Tahir's National Provider Identifier (NPI) is 1194012229, issued by NPPES.
Does Dr. Imran Tahir accept Medicare assignment?
Yes. Dr. Imran Tahir accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Imran Tahir commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.