Doctor profile · Federal record

Dr. Donald Portocarrero, D.O.

Gastroenterology Physician (CMS: Internal Medicine) · Arcadia, CA

  • NPI 1841503570
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
623 W Duarte RD Ste 8
Arcadia, CA 910077349
(626) 461-5408
fax (626) 461-5436
Mailing address
122A E Foothill Blvd Unit 304
Arcadia, CA 910062505

Credentials & registration

NPPES · NUCC
NPI registered
July 2010 — 16 yrs on file
Profile last updated
March 14, 2024
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #20A11058

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841503570. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
222
Distinct HCPCS
8
Medicare allowed
$35,495
HCPCS Description Services Patients Avg allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 61 59 $134
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 45 44 $182
99214 Established patient office or other outpatient visit, 30-39 minutes 38 29 $139
99204 New patient office or other outpatient visit, 45-59 minutes 30 30 $180
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 13 13 $119
45380 Biopsy of large bowel using a flexible endoscope 12 12 $194
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 12 12 $265
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 11 11 $125

In context: peer comparison

Among 2 peers in this city , average services per provider: 28. This provider delivers 7.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$479
Transactions
9
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 9 $478.79

By nature of payment

Food and Beverage
$479

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
456
Patients
319
Total drug cost
$11,347
Drug Type Claims Patients Total cost
Omeprazole Generic 198 104 $4,328
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 160 148 $2,491
Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 42 38 $725
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 19 18 $3,270
Pantoprazole Sodium Generic 14 0 $160
Hydrocortisone Generic 12 11 $322
Lactulose Generic 11 0 $51

Frequently asked questions

Auto-generated from federal data
What is Dr. Donald Portocarrero's medical specialty?
Dr. Donald Portocarrero practices Gastroenterology Physician in Arcadia, CA.
Where does Dr. Donald Portocarrero practice?
Dr. Donald Portocarrero practices at 623 W Duarte RD Ste 8, Arcadia, CA 910077349. Office phone: 6264615408.
What is Dr. Donald Portocarrero's NPI?
Dr. Donald Portocarrero's National Provider Identifier (NPI) is 1841503570, issued by NPPES.
Does Dr. Donald Portocarrero accept Medicare assignment?
Yes. Dr. Donald Portocarrero accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Donald Portocarrero commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.