Doctor profile · Federal record

Dr. Romeo Castillo, MD

Internal Medicine Physician · Huntington Park, CA

  • NPI 1659345403
  • 20 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2675 E Slauson Ave, All Care Medical Group INC
Huntington Park, CA 90255
(323) 589-6681
fax (323) 584-2505

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A49358
Medicaid
CA #GR0040370

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659345403. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,434
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 2 $1,358.32
Lilly USA, LLC 2 $60.29
Merck Sharp & Dohme LLC 1 $15.23

By nature of payment

Consulting Fee
$1,350
Food and Beverage
$84

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,626
Patients
526
Total drug cost
$55,295
Drug Type Claims Patients Total cost
Pravastatin Sodium Generic 175 55 $5,936
Metformin Hcl Generic 168 51 $3,509
Atorvastatin Calcium Generic 155 49 $3,799
Amlodipine Besylate Generic 148 45 $3,341
Losartan Potassium Generic 130 42 $3,507
Benazepril Hcl Generic 111 31 $1,572
Famotidine Generic 105 38 $2,255
Gabapentin Generic 104 41 $2,399
Levothyroxine Sodium Generic 104 29 $1,317
Simvastatin Generic 87 29 $1,757

Frequently asked questions

Auto-generated from federal data
What is Dr. Romeo Castillo's medical specialty?
Dr. Romeo Castillo practices Internal Medicine Physician in Huntington Park, CA.
Where does Dr. Romeo Castillo practice?
Dr. Romeo Castillo practices at 2675 E Slauson Ave, Huntington Park, CA 90255. Office phone: 3235896681.
What is Dr. Romeo Castillo's NPI?
Dr. Romeo Castillo's National Provider Identifier (NPI) is 1659345403, issued by NPPES.

Methodology · sources used on this page

All figures on this page come from publicly available federal datasets. We do not edit, score, or summarise the underlying data. Profile generated Jun 25, 2026.

NPPES Provider identifiers and practice info May 11, 2026
Open Payments Industry payments to providers (Sunshine Act) May 11, 2026
Medicare Procedure Utilization Services and allowed amounts by HCPCS May 11, 2026
Medicare Part D Prescription drug claims May 11, 2026
CMS MIPS Quality performance scores May 11, 2026
OIG LEIE Federal exclusion / sanctions list May 11, 2026

Information based on publicly available federal data. Not medical advice. Report incorrect data ›