Doctor profile · Federal record

Dr. Lauren Tang, M.D.

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

  • NPI 1588840730
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 21 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1725 W Harrison St
Chicago, IL 606123841
(312) 942-5000
Mailing address
251 E Huron St
Chicago, IL 606112908

Credentials & registration

NPPES · NUCC
NPI registered
January 2008 — 18 yrs on file
Profile last updated
June 22, 2020
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Illinois #036121078 · Illinois #125049381

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588840730. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
63
Distinct HCPCS
2
Medicare allowed
$9,276
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 46 46 $137
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 17 16 $174

In context: peer comparison

Among 154 peers in this city , average services per provider: 128. This provider delivers 0.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Lauren Tang's medical specialty?
Dr. Lauren Tang practices Hospitalist Physician in Chicago, IL.
Where does Dr. Lauren Tang practice?
Dr. Lauren Tang practices at 1725 W Harrison St, Chicago, IL 606123841. Office phone: 3129425000.
What is Dr. Lauren Tang's NPI?
Dr. Lauren Tang's National Provider Identifier (NPI) is 1588840730, issued by NPPES.
Does Dr. Lauren Tang accept Medicare assignment?
Yes. Dr. Lauren Tang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lauren Tang commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.