Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
David William Graham, DO
Hospitalist Physician in Mesa, AZ · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1447991153
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Registry record
Entity type Individual (Type 1)
Name David William Graham
Credential DO
Sex Male
Practice address 6644 E Baywood Ave, Mesa, AZ, 85206
Phone (480) 321-2000
Enumeration date Apr 5, 2022
Last updated in NPPES Aug 29, 2025
Taxonomy & licenses
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 011901 (AZ) Secondary
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD.
About the DO 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 David Graham practice?
The practice location on file with NPPES is in Mesa, AZ. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for David Graham?
The National Provider Identifier (NPI) for David Graham is 1447991153, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Ashley Reed Ambulatory Care Pharmacist · Mesa, AZ NPI 1528060233 Tricia Patterson Pharmacotherapy Pharmacist · Mesa, AZ NPI 1821089855 Nick Stavridis Emergency Medicine Physician · Mesa, AZ NPI 1114908696 Michael Jackson Physician Assistant · Mesa, AZ NPI 1154394039 Wendy Mclaughlin Anatomic Pathology & Clinical Pathology Physician · Mesa, AZ NPI 1902873326 Robert Stroth Anatomic Pathology & Clinical Pathology Physician · Mesa, AZ NPI 1942278866 Armando Montero Internal Medicine Physician · Mesa, AZ NPI 1699734087 Alex Twumampofo Internal Medicine Physician · Mesa, AZ NPI 1285693663
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-08-29.