Doctor profile · Federal record

Dr. Nolan Perez, MD

Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Harlingen, TX

  • NPI 1184726986
  • Accepts Medicare
  • MIPS 45.3 / 100 · 2023
  • 28 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
512 Victoria Ln Ste 2
Harlingen, TX 785503227
(956) 365-4000
fax (956) 365-4111
Additional location
305 Lorenaly Dr
Brownsville, TX 785264333
(956) 365-4400
Mailing address
512 Victoria Lane, Suite 2
Harlingen, TX 785503226

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
April 22, 2021
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Texas #L4640 · Michigan #4301082613

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184726986. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,762
Distinct HCPCS
10
Medicare allowed
$195,099
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 599 484 $86
99214 Established patient office or other outpatient visit, 30-39 minutes 421 337 $121
99204 New patient office or other outpatient visit, 45-59 minutes 173 173 $159
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 116 113 $73
76700 Complete ultrasound scan of abdomen 104 98 $110
45380 Biopsy of large bowel using a flexible endoscope 94 93 $94
99203 New patient office or other outpatient visit, 30-44 minutes 93 93 $108
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 65 65 $233
76981 Ultrasound scan of organ tissue for measuring elasticity 36 36 $97
43251 Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope with mechanical snare 21 21 $153

In context: peer comparison

Among 3 peers in this city , average services per provider: 88. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$103,026
Transactions
99
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Phathom Pharmaceuticals, Inc. 71 $90,803.50
Madrigal Pharmaceuticals 16 $11,998.92
ABBVIE INC. 4 $55.97
Ardelyx, Inc. 2 $43.35
SANOFI-AVENTIS U.S. LLC 1 $33.35
PFIZER INC. 1 $25.60
Gilead Sciences, Inc. 2 $25.53
AIMMUNE THERAPEUTICS, INC. 1 $21.03
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $18.88

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
$89,398
Travel and Lodging
$10,757
Food and Beverage
$2,860
Education
$12

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,147
Patients
2,295
Total drug cost
$222,665
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 815 774 $13,719
Omeprazole Generic 650 340 $8,001
Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 342 329 $5,794
Pantoprazole Sodium Generic 236 125 $4,112
Famotidine Generic 190 114 $3,335
Linzess (Linaclotide) Brand 172 86 $136,049
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 136 134 $4,740
Sucralfate Generic 123 83 $13,693
Esomeprazole Magnesium Generic 115 68 $6,575
Metoclopramide Hcl Generic 84 34 $867

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nolan Perez's medical specialty?
Dr. Nolan Perez practices Gastroenterology Physician in Harlingen, TX.
Where does Dr. Nolan Perez practice?
Dr. Nolan Perez practices at 512 Victoria Ln Ste 2, Harlingen, TX 785503227. Office phone: 9563654000.
What is Dr. Nolan Perez's NPI?
Dr. Nolan Perez's National Provider Identifier (NPI) is 1184726986, issued by NPPES.
Does Dr. Nolan Perez accept Medicare assignment?
Yes. Dr. Nolan Perez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nolan Perez commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.