John Walker, CSA
NPI 1457473241 · Surgical Physician Assistant · Peachtree Corners, GA
John Walker, CSA is a Surgical Physician Assistant provider in Peachtree Corners, GA (NPI 1457473241).
Provider details
- NPI number
- 1457473241
- Entity type
- Individual
- Primary specialty
- Surgical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CSA
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-04
- Last updated
- 2013-08-20
Frequently asked questions
- What is John Walker's NPI number?
- John Walker's National Provider Identifier (NPI) is 1457473241, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Walker's specialty?
- John Walker is listed in the NPPES registry with a primary specialty of Surgical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Walker located?
- John Walker's practice location on file with NPPES is 3688 Creekstone Dr, Peachtree Corners, GA 30092-2474.
- What is John Walker's phone number?
- The practice phone number listed in the NPPES registry for John Walker is (678) 691-6529.
- Is John Walker's NPI active?
- Yes — John Walker's NPI (1457473241) is active in the NPPES registry as of the last update on 2013-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.