Individual provider · Type 1 NPI

Allyssa Lorian Castillo, DNP

Internal Medicine Physician · New Braunfels, TX

NPI number 1780454561 Active

Practice location

598 N Union Ave Ste 250
New Braunfels, TX 78130-4196

Call (830) 359-5859 Map

Mailing address

521 Lockwood St
San Marcos, TX 78666-7402

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000X1139450 (TX)

Internal Medicine Physician: A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medi…

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About NPI 1780454561

Allyssa Lorian Castillo, DNP's National Provider Identifier is 1780454561, issued on Jan 3, 2024. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in New Braunfels, TX. The record was last updated on Jul 15, 2026.