Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Allyssa Lorian Castillo, DNP

Individual provider Internal Medicine Physician · NPI 1780454561

Allyssa Lorian Castillo, DNP is an Internal Medicine Physician in New Braunfels, Texas. Licensed in Texas. Registered with an NPI since 2024.

Licensed in
TX
In the registry since
2024
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.

See every abbreviation used in this directory →

Practice location Address checks out

598 N Union Ave Ste 250
New Braunfels, TX 78130-4196
Phone: (830) 359-5859
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 1139450 (TX)

Record details

NPI number1780454561
Entity typeIndividual (Type 1)
GenderFemale
Credentials DNP
Sole proprietorNo
NPI enumeratedJanuary 3, 2024
Last updated in NPPESJuly 15, 2026
Certification dateJuly 15, 2026
Mailing address521 Lockwood St, San Marcos, TX 78666-7402

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