Doctor profile · Federal record

Dr. Allyssa Castillo, DNP

Gerontology Nurse Practitioner · San Antonio, TX

  • NPI 1780454561
  • 2 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4751 Hamilton Wolfe RD Ste 200
San Antonio, TX 782293458
(210) 253-3426
Mailing address
521 Lockwood St
San Marcos, TX 786667402

Credentials & registration

NPPES · NUCC
NPI registered
January 2024 — 2 yrs on file
Specialty taxonomy
363LG0600X — NUCC code
State license (1)
Texas #1139450

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780454561. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$645
Transactions
10
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Madrigal Pharmaceuticals 3 $363.38
Gilead Sciences, INC. 1 $116.71
Ipsen Biopharmaceuticals, INC 4 $103.35
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $48.01
Intercept Pharmaceuticals, INC. 1 $13.73

By nature of payment

Food and Beverage
$645

Frequently asked questions

Auto-generated from federal data
What is Dr. Allyssa Castillo's medical specialty?
Dr. Allyssa Castillo practices Gerontology Nurse Practitioner in San Antonio, TX.
Where does Dr. Allyssa Castillo practice?
Dr. Allyssa Castillo practices at 4751 Hamilton Wolfe RD Ste 200, San Antonio, TX 782293458. Office phone: 2102533426.
What is Dr. Allyssa Castillo's NPI?
Dr. Allyssa Castillo's National Provider Identifier (NPI) is 1780454561, issued by NPPES.