Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mackenzie Erin Sullivan, MS,RDN, LDN, CDE
Registered Dietitian in Sayre, PA · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1801250147
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Registry record
Entity type Individual (Type 1)
Name Mackenzie Erin Sullivan
Credential MS,RDN, LDN, CDE
Sex Female
Practice address 317 W Lockhart St, Sayre, PA, 18840
Phone (570) 887-3920
Fax (570) 887-3035
Enumeration date Apr 13, 2016
Last updated in NPPES Feb 26, 2021
Taxonomy & licenses
133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License DN005869 (PA) Primary
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 Mackenzie Sullivan practice?
The practice location on file with NPPES is in Sayre, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mackenzie Sullivan?
The National Provider Identifier (NPI) for Mackenzie Sullivan is 1801250147, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Ferrol Lee Endocrinology, Diabetes & Metabolism Physician · Sayre, PA NPI 1356312151 Bruce Askey Nurse Practitioner · Sayre, PA NPI 1477522308 Verlyn Warrington Family Medicine Physician · Sayre, PA NPI 1962594457 Christine Pesesky Nurse Practitioner · Sayre, PA NPI 1386795334 Ian Snider Obesity Medicine (Family Medicine) Physician · Sayre, PA NPI 1326262031 Mustafa Aman Surgery Physician · Sayre, PA NPI 1497083968 Arica Fratarcangeli Registered Dietitian · Sayre, PA NPI 1225420748 Kaylie Lines Registered Dietitian · Sayre, PA NPI 1548931892
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-02-26.