Doctor profile · Federal record

Dr. Gregorio Climaco, MD

Family Medicine Physician (CMS: Family Practice) · O Fallon, IL

  • NPI 1477139202
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1512 N Green Mount RD Ste 108
O Fallon, IL 622692083
(618) 624-5510
fax (618) 624-5529

Credentials & registration

NPPES · NUCC
NPI registered
March 2021 — 5 yrs on file
Profile last updated
August 16, 2024
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Illinois #036168362

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477139202. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$821
Transactions
28
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 9 $266.44
ABBVIE INC. 2 $148.71
Janssen Pharmaceuticals, Inc 1 $79.94
Tris Pharma Inc 4 $76.26
Lilly USA, LLC 3 $61.10
Novo Nordisk Inc 2 $51.15
Amgen Inc. 2 $33.18
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $25.25
Dexcom, Inc. 1 $23.53
Biogen, Inc. 1 $21.30
Lexicon Pharmaceuticals, Inc. 1 $19.86
Sumitomo Pharma America, Inc. 1 $14.42

By nature of payment

Food and Beverage
$821

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
226
Patients
32
Total drug cost
$15,636
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 35 17 $877
Lisinopril Generic 29 15 $271
Hydrochlorothiazide Generic 26 0 $81
Fluoxetine Hcl Generic 22 0 $153
Amlodipine Besylate Generic 15 0 $80
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 13 0 $285
Carvedilol Generic 13 0 $107
Spironolactone Generic 13 0 $180
Duloxetine Hcl Generic 12 0 $376
Fluticasone Propionate Generic 12 0 $136

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregorio Climaco's medical specialty?
Dr. Gregorio Climaco practices Family Medicine Physician in O Fallon, IL.
Where does Dr. Gregorio Climaco practice?
Dr. Gregorio Climaco practices at 1512 N Green Mount RD Ste 108, O Fallon, IL 622692083. Office phone: 6186245510.
What is Dr. Gregorio Climaco's NPI?
Dr. Gregorio Climaco's National Provider Identifier (NPI) is 1477139202, issued by NPPES.
Does Dr. Gregorio Climaco accept Medicare assignment?
Yes. Dr. Gregorio Climaco accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.