Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mary Siepierski, PA-C
Physician Assistant in Bradford, PA · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1396275970
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Registry record
Entity type Individual (Type 1)
Name Mary Siepierski
Credential PA-C
Sex Female
Practice address 116 Interstate Pkwy, Bradford, PA, 16701
Phone (814) 368-4143
Enumeration date Jun 15, 2017
Last updated in NPPES Nov 26, 2018
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License MA059081 (PA) Primary
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 020947-1 (NY) Secondary
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1143371 | Other | - | NCCPA |
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
How do I verify Mary Siepierski's NPI record?
Cross-check NPI 1396275970 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
Is NPI 1396275970 active?
Yes, as of the latest NPPES snapshot, NPI 1396275970 is active (record last updated 2018-11-26).
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-11-26.