Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Samuel N Rubenstein, DO
Dermatology Physician in Austin, TX · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1548904162
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Registry record
Entity type Individual (Type 1)
Name Samuel N Rubenstein
Credential DO
Sex Male
Practice address 3500 Jefferson St Ste 200, Austin, TX, 78731
Phone (512) 806-7275
Enumeration date Apr 21, 2022
Last updated in NPPES Aug 24, 2026
Taxonomy & licenses
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD.
About the DO 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
What is the NPI number for Samuel Rubenstein?
The National Provider Identifier (NPI) for Samuel Rubenstein is 1548904162, a Type 1 (individual) record in the CMS NPPES registry.
Where does Samuel Rubenstein practice?
The practice location on file with NPPES is in Austin, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-08-24.