Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Mary Burgess Walton, FNP
Nurse Practitioner in Greeley, CO · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1629034723
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Registry record
Entity type Individual (Type 1)
Name Ms. Mary Burgess Walton
Credential FNP
Sex Female
Practice address 2020 16th St, Greeley, CO, 80631
Phone (970) 313-2104
Fax (979) 313-2124
Enumeration date Apr 26, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 8337 (CO) Primary
FNP · Family Nurse Practitioner: A nurse practitioner certified in family practice across the lifespan.
About the FNP 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 Mary Walton practice?
The practice location on file with NPPES is in Greeley, CO. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mary Walton?
The National Provider Identifier (NPI) for Mary Walton is 1629034723, 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 2007-07-08.