John Walker, PT
NPI 1477650547 · Physical Therapist · Chicago, IL
John Walker, PT is a Physical Therapist provider in Chicago, IL (NPI 1477650547).
Provider details
- NPI number
- 1477650547
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PT
- Sex
- Male
- Sole proprietor
- No
- License
- 070009129 (IL)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service 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
100% 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
- 2006-09-20
- Last updated
- 2008-12-18
Frequently asked questions
- What is John Walker's NPI number?
- John Walker's National Provider Identifier (NPI) is 1477650547, 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 Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is John Walker located?
- John Walker's practice location on file with NPPES is 4501 N Winchester Ave, Chicago, IL 60640.
- What is John Walker's phone number?
- The practice phone number listed in the NPPES registry for John Walker is (773) 250-0333.
- Is John Walker's NPI active?
- Yes — John Walker's NPI (1477650547) is active in the NPPES registry as of the last update on 2008-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.