Doctor profile · Federal record

Dr. Melissa Martinez Mateo, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Gastroenterology Physician · Internal Medicine Physician · Carbondale, IL

  • NPI 1003124280
  • Accepts Medicare
  • 20 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2601 W Main St
Carbondale, IL 629011031
(618) 549-5361
fax (618) 351-4878
Additional location
15300 West Ave Ste 210
Orland Park, IL 604624686
(708) 226-2870
fax (708) 226-2390
Mailing address
Po Box 3988
Carbondale, IL 629023988

Credentials & registration

NPPES · NUCC
NPI registered
September 2010 — 16 yrs on file
Profile last updated
December 4, 2025
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (4)
Indiana #01072250A · Illinois #125056433 · Illinois #036139158 · Indiana #11015804A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003124280. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
714
Distinct HCPCS
10
Medicare allowed
$84,226
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 297 264 $126
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 108 104 $88
45380 Biopsy of large bowel using a flexible endoscope 62 60 $121
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 44 38 $77
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 40 40 $219
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 36 36 $100
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 33 33 $82
43255 Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope 32 30 $182
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 25 22 $5
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 19 18 $121

In context: peer comparison

Among 3 peers in Carbondale Gastroenterology Physician, average services per provider: 222. This provider delivers 3.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$608
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Pinnacle Biologics, INC 2 $546.06
Abbvie INC. 2 $43.42
Ipsen Biopharmaceuticals, INC 1 $18.71

By nature of payment

Food and Beverage
$608

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
108
Patients
37
Total drug cost
$4,339
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 50 22 $799
Sucralfate Generic 36 15 $3,379
Famotidine Generic 11 0 $60
Omeprazole Generic 11 0 $100

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Melissa Martinez Mateo's medical specialty?
Dr. Melissa Martinez Mateo practices Gastroenterology Physician in Carbondale, IL.
Where does Dr. Melissa Martinez Mateo practice?
Dr. Melissa Martinez Mateo practices at 2601 W Main St, Carbondale, IL 629011031. Office phone: 6185495361.
What is Dr. Melissa Martinez Mateo's NPI?
Dr. Melissa Martinez Mateo's National Provider Identifier (NPI) is 1003124280, issued by NPPES.
Does Dr. Melissa Martinez Mateo accept Medicare assignment?
Yes. Dr. Melissa Martinez Mateo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Melissa Martinez Mateo commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.