Doctor profile · Federal record

Dr. Lino Deguzman, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Irvine, CA

  • NPI 1346324720
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
16100 Sand Canyon Ave
Irvine, CA 926183716
(949) 727-1232
fax (949) 727-9615

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #A46594

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346324720. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,233
Distinct HCPCS
10
Medicare allowed
$103,038
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 637 135 $39
99204 New patient office or other outpatient visit, 45-59 minutes 97 97 $180
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 85 85 $94
88312 Special stained specimen slides to identify organisms including interpretation and report 78 73 $28
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 76 76 $257
99214 Established patient office or other outpatient visit, 30-39 minutes 62 57 $139
99203 New patient office or other outpatient visit, 30-44 minutes 61 61 $122
45380 Biopsy of large bowel using a flexible endoscope 45 45 $132
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 45 45 $192
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 35 35 $6

In context: peer comparison

Among 8 peers in Irvine Gastroenterology Physician, average services per provider: 89. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,482
Transactions
133
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 41 $813.97
Janssen Biotech, INC. 21 $498.27
Phathom Pharmaceuticals, INC. 6 $253.56
Pfizer INC. 11 $225.22
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 11 $202.37
Ardelyx, INC. 10 $189.65
Steris Corporation 1 $168.94
Takeda Pharmaceuticals U.S.A., INC. 10 $166.52
Madrigal Pharmaceuticals 2 $166.30
Lilly USA, LLC 6 $161.49
Cook Medical LLC 1 $139.04
Genzyme Corporation 4 $101.26
Regeneron Healthcare Solutions, INC. 4 $94.87
Celgene Corporation 3 $51.59
Gilead Sciences, INC. 2 $49.04

By nature of payment

Food and Beverage
$3,383
Education
$99

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,745
Patients
692
Total drug cost
$310,050
Drug Type Claims Patients Total cost
Omeprazole Generic 585 183 $7,132
Pantoprazole Sodium Generic 449 120 $5,656
Plenvu (Peg3350/Sod Sul/Nacl/Kcl/Asb/C) Brand 141 140 $19,338
Famotidine Generic 105 32 $1,513
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 102 100 $18,129
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 67 64 $5,046
Mesalamine Generic 65 15 $44,307
Sucralfate Generic 56 16 $4,651
Linzess (Linaclotide) Brand 49 22 $46,756
Dexlansoprazole Dr (Dexlansoprazole) Brand 41 0 $17,933

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lino Deguzman's medical specialty?
Dr. Lino Deguzman practices Gastroenterology Physician in Irvine, CA.
Where does Dr. Lino Deguzman practice?
Dr. Lino Deguzman practices at 16100 Sand Canyon Ave, Irvine, CA 926183716. Office phone: 9497271232.
What is Dr. Lino Deguzman's NPI?
Dr. Lino Deguzman's National Provider Identifier (NPI) is 1346324720, issued by NPPES.
Does Dr. Lino Deguzman accept Medicare assignment?
Yes. Dr. Lino Deguzman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lino Deguzman commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); New patient office or other outpatient visit (HCPCS 99204); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.