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JOHN ANTHONY WALKER
NPI 1356806020
Case Manager/Care Coordinator in Hempstead, NY

Active since February 06, 2019
408 GREENWICH ST, HEMPSTEAD, NY 11550(516) 967-8979 Get Directions Write a Review

NPPES record last updated: February 13, 2019. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Feb 13, 2019, Feb 6, 2019 (2 updates tracked since 2019).

About John Anthony Walker NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN ANTHONY WALKER (NPI 1356806020) is an individual case manager/care coordinator provider in Hempstead, New York and active in the NPI registry since February 2019.

NPPES Registry Identity

NPI1356806020
Entity TypeIndividualMale
Primary Taxonomy171M00000X
Provider Legal NameJOHN ANTHONY WALKER
Location Address408 GREENWICH STHempstead, NY 11550-6320
Mailing Address408 Greenwich StHempstead, NY 11550-6320 · (516) 967-8979
Phone(516) 967-8979
Sole ProprietorYes
Enumeration DateFebruary 6, 2019
Last NPPES UpdateFebruary 13, 20192 updates tracked since enumeration
✔ NPI 1356806020 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCase Manager/Care CoordinatorOther Service Providers
Taxonomy Code171M00000X
Definition
A person who provides case management services and assists an individual in gaining access to needed medical, social, educational, and/or other services. The person has the ability to provide an assessment and review of completed plan of care on a periodic basis. This person is also able to take collaborative action to coordinate the services with other providers and monitor the enrollee's progress toward the cost-effective achievement of objectives specified in the plan of care. Credentials may vary from an experience in the fields of psychology, social work, rehabilitation, nursing or a closely related human service field, to a related Assoc of Arts Degree or to nursing credentials. Some states may require certification in case management.
408 GREENWICH ST, Hempstead, NY 11550
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Other Names 1

Former Name (1)Juan Francisco Martinez

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Walker's NPI number?

The NPI number for John Walker is 1356806020. It was assigned to this individual provider in the NPPES registry on February 6, 2019. The provider is also known as Juan Francisco Martinez.

Where is John Walker located?

John Walker practices at 408 Greenwich St, Hempstead, NY 11550. The listed phone number is (516) 967-8979.

What is John Walker's specialty?

The primary specialty registered for this NPI is Case Manager/Care Coordinator with taxonomy code 171M00000X.

When was this NPI record last updated?

The NPPES record for John Walker was last updated on February 13, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.