NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Mary J Clauson, FNP

Family Nurse Practitioner in Atlanta, GA · enumerated 2005.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1871570143

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Registry record

Entity type Individual (Type 1)
Name Ms. Mary J Clauson
Credential FNP
Sex Female
Practice address 20 Glenlake Parkway, Kaiser Permanente Glenlake, Atlanta, GA, 30328
Fax (404) 686-4473
Enumeration date Dec 28, 2005
Last updated in NPPES Nov 19, 2010

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License RN082935 (GA) Primary
367H00000X Anesthesiologist Assistant Physician Assistants & Advanced Practice Nursing Providers · License 633458 (TX) Secondary
FNP · Family Nurse Practitioner: A nurse practitioner certified in family practice across the lifespan. About the FNP credential

Other identifiers

Identifier Type State Issuer
044374901 Medicaid TX -
044351705 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.

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Frequently asked questions

Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Mary Clauson?
Mary Clauson is registered in NPPES with the primary taxonomy of Family Nurse Practitioner. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-11-19.