Doctor profile · Federal record

Dr. Marlon Ilagan, MD

Gastroenterology Physician (CMS: Gastroenterology) · Orlando, FL

  • NPI 1588716492
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1817 N Mills Ave
Orlando, FL 32803
(407) 896-1726
fax (407) 896-9716

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
June 16, 2011
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Florida #ME95898
Medicaid
FL #2758652

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588716492. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,461
Distinct HCPCS
10
Medicare allowed
$174,075
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 511 359 $88
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 279 271 $87
45380 Biopsy of large bowel using a flexible endoscope 151 151 $178
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 144 144 $249
99203 New patient office or other outpatient visit, 30-44 minutes 142 142 $110
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 83 61 $79
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 45 45 $172
91200 Measurement of liver stiffness 22 22 $29
99214 Established patient office or other outpatient visit, 30-39 minutes 22 20 $125
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 18 18 $183

In context: peer comparison

Among 28 peers in Orlando Gastroenterology Physician, average services per provider: 82. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$5,318
Transactions
74
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 2 $3,682.00
Celgene Corporation 5 $645.36
Abbvie INC. 40 $384.67
Janssen Scientific Affairs, LLC 1 $120.25
Janssen Biotech, INC. 6 $90.52
Genzyme Corporation 4 $73.82
Ipsen Biopharmaceuticals, INC 3 $70.45
Regeneron Healthcare Solutions, INC. 4 $62.31
Madrigal Pharmaceuticals 2 $51.03
Takeda Pharmaceuticals U.S.A., INC. 3 $50.74
Qol Medical, LLC 1 $31.24
Aimmune Therapeutics, INC. 1 $27.07
Olympus America INC. 1 $15.10
Enterra Medical, INC. 1 $13.63

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$3,682
Food and Beverage
$1,036
Consulting Fee
$600

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,741
Patients
741
Total drug cost
$152,187
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 704 287 $11,676
Omeprazole Generic 345 136 $4,825
Famotidine Generic 171 81 $3,518
Linzess (Linaclotide) Brand 64 33 $97,364
Colesevelam Hcl Generic 53 14 $9,978
Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) Brand 52 22 $2,466
Azithromycin Generic 46 26 $1,026
Metronidazole Generic 45 43 $279
Mirtazapine Generic 45 21 $596
Ondansetron Odt (Ondansetron) Brand 41 14 $1,263

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marlon Ilagan's medical specialty?
Dr. Marlon Ilagan practices Gastroenterology Physician in Orlando, FL.
Where does Dr. Marlon Ilagan practice?
Dr. Marlon Ilagan practices at 1817 N Mills Ave, Orlando, FL 32803. Office phone: 4078961726.
What is Dr. Marlon Ilagan's NPI?
Dr. Marlon Ilagan's National Provider Identifier (NPI) is 1588716492, issued by NPPES.
Does Dr. Marlon Ilagan accept Medicare assignment?
Yes. Dr. Marlon Ilagan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marlon Ilagan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); 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.