Doctor profile · Federal record

Dr. Thomas Aguirre, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Santa Barbara, CA

  • NPI 1285772004
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 29 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2403 Castillo St, Suite 201
Santa Barbara, CA 931055316
(805) 682-3585
fax (805) 682-4072

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
July 9, 2007
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #AO67925
Medicaid
CA #OOA679250

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285772004. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,793
Distinct HCPCS
10
Medicare allowed
$262,935
HCPCS Description Services Patients Avg allowed
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 632 614 $5
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 537 52 $51
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 328 52 $66
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 251 250 $258
99214 Established patient office or other outpatient visit, 30-39 minutes 220 188 $135
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 181 178 $106
45380 Biopsy of large bowel using a flexible endoscope 119 119 $169
99213 Established patient office or other outpatient visit, 20-29 minutes 97 81 $96
99203 New patient office or other outpatient visit, 30-44 minutes 78 78 $120
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 75 75 $180

In context: peer comparison

Among 6 peers in Santa Barbara Gastroenterology Physician, average services per provider: 103. This provider delivers 27× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$128
Transactions
6
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, INC. 2 $42.15
Pfizer INC. 2 $38.58
Lilly USA, LLC 1 $30.26
Celgene Corporation 1 $17.00

By nature of payment

Food and Beverage
$128

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
692
Patients
315
Total drug cost
$30,871
Drug Type Claims Patients Total cost
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 212 211 $17,412
Omeprazole Generic 145 47 $2,140
Dicyclomine Hcl Generic 58 11 $1,341
Famotidine Generic 55 13 $918
Pantoprazole Sodium Generic 39 16 $777
Sulfasalazine Generic 27 0 $674
Metoclopramide Hcl Generic 22 0 $342
Propranolol Hcl Generic 21 0 $178
Sucralfate Generic 21 0 $1,418
Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) Brand 20 0 $451

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Aguirre's medical specialty?
Dr. Thomas Aguirre practices Gastroenterology Physician in Santa Barbara, CA.
Where does Dr. Thomas Aguirre practice?
Dr. Thomas Aguirre practices at 2403 Castillo St, Santa Barbara, CA 931055316. Office phone: 8056823585.
What is Dr. Thomas Aguirre's NPI?
Dr. Thomas Aguirre's National Provider Identifier (NPI) is 1285772004, issued by NPPES.
Does Dr. Thomas Aguirre accept Medicare assignment?
Yes. Dr. Thomas Aguirre accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Aguirre commonly perform?
Top Medicare-reported procedures in 2023: 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); Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.