A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
Learn more about Dr. John Walker:
View the full profile to get information on:
- What's important to you
View full profile
Write a Review
Education & Awards
Dr. Walker graduated from Duke University , Durham.
Similar doctors nearby
- Additional Information
- Dr. John A P Walker MD is a male Internist, has 40 years of experience and practices in Internal Medicine.
- Where does Dr. John A. Walker practice?
- Dr. John Walker has 2 office locations.
Dr. John Walker practices Internal Medicine near Modesto, CA.
See Modesto Internists.