Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Alison Messer, MD
Dermatology Physician in Austin, TX · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1598129975
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Registry record
Entity type Individual (Type 1)
Name Alison Messer
Credential MD
Sex Female
Practice address 313 E 12th St Ste 101, Austin, TX, 78701
Phone (512) 324-9699
Fax (512) 380-7530
Enumeration date Apr 11, 2016
Last updated in NPPES Aug 14, 2026
Taxonomy & licenses
207ND0900X Dermatopathology Physician Allopathic & Osteopathic Physicians · License S4528 (TX) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Alison Messer practice?
The practice location on file with NPPES is in Austin, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Alison Messer?
The National Provider Identifier (NPI) for Alison Messer is 1598129975, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-08-14.