Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Mary Davis, RDN
Registered Dietitian in Towson, MD · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1336759414
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Ms. Mary Davis
Credential RDN
Sex Female
Practice address 8415 Bellona Ln Ste 213, Towson, MD, 21204
Phone (410) 370-0415
Enumeration date Aug 4, 2020
Last updated in NPPES Aug 4, 2020
Taxonomy & licenses
133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License DX4432 (MD) 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
What is the NPI number for Mary Davis?
The National Provider Identifier (NPI) for Mary Davis is 1336759414, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mary Davis practice?
The practice location on file with NPPES is in Towson, MD. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Diana Sugiuchi Registered Dietitian · Towson, MD NPI 1174854533 Abigail Billingsley Registered Dietitian · Towson, MD NPI 1942853056 Jessica Holler Registered Dietitian · Towson, MD NPI 1215521521 Teryn Franzen Registered Dietitian · Towson, MD NPI 1336727247 Maryellen Hauver Registered Dietitian · Towson, MD NPI 1881277002 Danielle Ziegelstein Registered Dietitian · Towson, MD NPI 1770153710 Kaitlin Sorokach Registered Dietitian · Towson, MD NPI 1427726512
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-08-04.