Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Allison Ruth Siegel, PA-C
Physician Assistant in Houston, TX · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1164937090
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Registry record
Entity type Individual (Type 1)
Name Allison Ruth Siegel
Credential PA-C
Sex Female
Practice address 1515 Holcombe, 0426, Houston, TX, 77030
Phone (713) 745-0044
Enumeration date Dec 14, 2017
Last updated in NPPES May 22, 2018
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA11540 (TX) Primary
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 380589701 | Medicaid | TX | - |
| 380589702 | Medicaid | TX | - |
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 Allison Siegel?
The National Provider Identifier (NPI) for Allison Siegel is 1164937090, a Type 1 (individual) record in the CMS NPPES registry.
Where does Allison Siegel practice?
The practice location on file with NPPES is in Houston, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-05-22.