Doctor profile · Federal record

Dr. Diana Franco Corso, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Katy, TX

  • NPI 1033468699
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
1259 Fm 1463 RD Ste 500
Katy, TX 774945480
(713) 429-4550
fax (855) 392-5941
Additional location
1025 Marsh St
Mankato, MN 56001
(507) 625-4031
Additional location
200 1St St Sw
Rochester, MN 559055452
(507) 284-2511
Show 1 more location
Additional location
13400 E Shea Blvd
Scottsdale, AZ 852595452
(480) 301-8000

Credentials & registration

NPPES · NUCC
NPI registered
August 2012 — 14 yrs on file
Profile last updated
June 29, 2024
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Minnesota #64777 · Arizona #R73617

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033468699. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
332
Distinct HCPCS
10
Medicare allowed
$41,728
HCPCS Description Services Patients Avg allowed
45380 Biopsy of large bowel using a flexible endoscope 79 79 $137
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 53 52 $111
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 34 34 $5
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 33 23 $116
99215 Established patient office or other outpatient visit, 40-54 minutes 32 30 $140
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 28 28 $233
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 25 25 $126
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 18 17 $107
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 17 17 $153
45378 Diagnostic exam of large bowel using a flexible endoscope 13 13 $177

In context: peer comparison

Among 5 peers in Katy Gastroenterology Physician, average services per provider: 108. This provider delivers 3.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$486
Transactions
23
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Takeda Pharmaceuticals U.S.A., INC. 6 $112.26
Abbvie INC. 4 $76.33
Lilly USA, LLC 2 $63.73
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 3 $60.86
Celltrion USA INC. 2 $41.82
Evoke Pharma, INC. 2 $40.52
Janssen Biotech, INC. 1 $39.66
Genzyme Corporation 1 $20.36
Genentech USA, INC. 1 $15.57
RedHill Biopharma INC. 1 $15.07

By nature of payment

Food and Beverage
$472
Education
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
104
Patients
13
Total drug cost
$205,210
Drug Type Claims Patients Total cost
Sulfasalazine Generic 23 0 $367
Humira(Cf) Pen (Adalimumab) Brand 21 0 $190,010
Mesalamine Generic 21 0 $7,742
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 14 13 $235
Omeprazole Generic 13 0 $216
Linzess (Linaclotide) Brand 12 0 $6,640

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Franco Corso's medical specialty?
Dr. Diana Franco Corso practices Gastroenterology Physician in Katy, TX.
Where does Dr. Diana Franco Corso practice?
Dr. Diana Franco Corso practices at 1259 Fm 1463 RD Ste 500, Katy, TX 774945480. Office phone: 7134294550.
What is Dr. Diana Franco Corso's NPI?
Dr. Diana Franco Corso's National Provider Identifier (NPI) is 1033468699, issued by NPPES.
Does Dr. Diana Franco Corso accept Medicare assignment?
Yes. Dr. Diana Franco Corso accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Franco Corso commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); 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 (HCPCS G0500). Source: CMS Medicare Physician & Other Practitioners file.