Doctor profile · Federal record

Dr. Thomas Gavagan, MPH

Family Medicine Physician (CMS: Family Practice) · Chicago, IL

  • NPI 1558441808
  • Accepts Medicare
  • MIPS 78.2 / 100 · 2023
  • 44 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2231 E 95Th St
Chicago, IL 606174804
(773) 768-7700
fax (773) 768-7768
Additional location
1100 W 34Th St
Houston, TX 770186206
(713) 861-3939
fax (713) 867-7819

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
April 23, 2021
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Illinois #036-067636
Medicaid
TX #8078M9

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558441808. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
44
Distinct HCPCS
1
Medicare allowed
$4,566
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 44 41 $104

In context: peer comparison

Among 295 peers in this city , average services per provider: 85. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$27
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
SANOFI PASTEUR INC. 1 $26.81

By nature of payment

Food and Beverage
$27

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
353
Patients
155
Total drug cost
$3,500
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 70 41 $803
Metformin Hcl Generic 52 30 $363
Enalapril Maleate Generic 30 15 $410
Amlodipine Besylate Generic 27 17 $99
Pantoprazole Sodium Generic 20 15 $303
Losartan Potassium Generic 19 13 $248
Hydrochlorothiazide Generic 18 0 $94
Glipizide Generic 17 0 $135
Metoprolol Succinate Generic 17 0 $133
Diclofenac Sodium Generic 16 13 $236

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Gavagan's medical specialty?
Dr. Thomas Gavagan practices Family Medicine Physician in Chicago, IL.
Where does Dr. Thomas Gavagan practice?
Dr. Thomas Gavagan practices at 2231 E 95Th St, Chicago, IL 606174804. Office phone: 7737687700.
What is Dr. Thomas Gavagan's NPI?
Dr. Thomas Gavagan's National Provider Identifier (NPI) is 1558441808, issued by NPPES.
Does Dr. Thomas Gavagan accept Medicare assignment?
Yes. Dr. Thomas Gavagan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Gavagan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.