Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Paul Walker, MD
Hospitalist Physician in Mesa, AZ · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1568984342
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Registry record
Entity type Individual (Type 1)
Name Paul Walker
Credential MD
Sex Male
Practice address 1400 S Dobson Road, Attn Amanda Gump/Hospitalist, Mesa, AZ, 85202
Phone (480) 543-2034
Fax (480) 543-2647
Enumeration date Jul 12, 2017
Last updated in NPPES Sep 21, 2020
Taxonomy & licenses
207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 4301113301 (MI) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD 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
What is the NPI number for Paul Walker?
The National Provider Identifier (NPI) for Paul Walker is 1568984342, a Type 1 (individual) record in the CMS NPPES registry.
Where does Paul Walker practice?
The practice location on file with NPPES is in Mesa, AZ. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Sai Prashanth Haranath Internal Medicine Physician · Mesa, AZ NPI 1063446425 Puneet Katyal Critical Care Medicine (Internal Medicine) Physician · Mesa, AZ NPI 1659392728 Bassil Bayazed Hospitalist Physician · Mesa, AZ NPI 1700987773 Mouhsen Alhakeem Critical Care Medicine (Internal Medicine) Physician · Mesa, AZ NPI 1003934175 Imran Khan Hospitalist Physician · Mesa, AZ NPI 1902098254 Kern Chaudhry Hospitalist Physician · Mesa, AZ NPI 1740460005 Jose Jimenez-Cintron Hospitalist Physician · Mesa, AZ NPI 1902047434 Moh'D Jibreel Hospitalist Physician · Mesa, AZ NPI 1225267156
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-09-21.