Doctor profile · Federal record

Dr. Sarang Thaker, MD, MS

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

  • NPI 1689038911
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
259 E Erie St Ste 1600
Chicago, IL 606113111
(312) 695-4837
fax (312) 695-0042
Additional location
1740 W Taylor St
Chicago, IL 606127232
(866) 600-2273

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
October 13, 2022
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RI0008X — NUCC code
State license (1)
Illinois #036147255

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689038911. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
257
Distinct HCPCS
6
Medicare allowed
$33,717
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 89 29 $114
99215 Established patient office or other outpatient visit, 40-54 minutes 77 38 $145
99215 Established patient office or other outpatient visit, 40-54 minutes 33 24 $186
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 26 23 $175
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 21 12 $77
91200 Measurement of liver stiffness 11 11 $11

In context: peer comparison

Among 8 peers in Chicago Hepatology Physician, average services per provider: 35. This provider delivers 7.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
279
Patients
37
Total drug cost
$73,138
Drug Type Claims Patients Total cost
Ursodiol Generic 38 12 $7,620
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 26 0 $249
Tacrolimus Generic 26 0 $2,799
Furosemide Generic 24 13 $142
Carvedilol Generic 23 12 $356
Atorvastatin Calcium Generic 19 0 $290
Lactulose Generic 19 0 $1,108
Vemlidy (Tenofovir Alafenamide) Brand 16 0 $33,342
Rosuvastatin Calcium Generic 14 0 $432
Spironolactone Generic 14 0 $463

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sarang Thaker's medical specialty?
Dr. Sarang Thaker practices Hepatology Physician in Chicago, IL.
Where does Dr. Sarang Thaker practice?
Dr. Sarang Thaker practices at 259 E Erie St Ste 1600, Chicago, IL 606113111. Office phone: 3126954837.
What is Dr. Sarang Thaker's NPI?
Dr. Sarang Thaker's National Provider Identifier (NPI) is 1689038911, issued by NPPES.
Does Dr. Sarang Thaker accept Medicare assignment?
Yes. Dr. Sarang Thaker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sarang Thaker commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.