Doctor profile · Federal record

Dr. Claire Harrington

Internal Medicine Physician · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · Chicago, IL

  • NPI 1770042806
  • MIPS 91.3 / 100 · 2023
  • 7 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
675 N Saint Clair St Ste 18-200
Chicago, IL 606115929
(312) 695-8630
fax (312) 695-2857
Additional location
251 E Huron St
Chicago, IL 606112908
(312) 926-2000

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
August 19, 2022
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Illinois #036158771 · Illinois #125.073566

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770042806. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
23
Distinct HCPCS
2
Medicare allowed
$3,014
HCPCS Description Services Patients Avg allowed
99238 Hospital discharge day management, 30 minutes or less 12 12 $84
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 11 11 $182

In context: peer comparison

Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 0.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Claire Harrington's medical specialty?
Dr. Claire Harrington practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Claire Harrington practice?
Dr. Claire Harrington practices at 675 N Saint Clair St Ste 18-200, Chicago, IL 606115929. Office phone: 3126958630.
What is Dr. Claire Harrington's NPI?
Dr. Claire Harrington's National Provider Identifier (NPI) is 1770042806, issued by NPPES.
What procedures does Dr. Claire Harrington commonly perform?
Top Medicare-reported procedures in 2023: Hospital discharge day management (HCPCS 99238); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.