Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CHRISTOPHER JOHN MARTINDALE
NPI 1649144643
Nurse Practitioner - Psychiatric/Mental Health in Chicago, IL

Q: What is Christopher Martindale's NPI number?

The NPI number for Christopher Martindale is 1649144643. It was assigned to this individual provider in the NPPES registry on October 2, 2025.

Q: What is Christopher Martindale's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Active since October 02, 2025

4859 N ASHLAND AVE # 1E, CHICAGO, IL 60640(517) 861-9538 Get Directions Write a Review

NPPES record last updated: June 16, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Christopher John Martindale NPPES

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

CHRISTOPHER JOHN MARTINDALE (NPI 1649144643) is an individual psychiatric/mental health provider in Chicago, Illinois, licensed in Illinois (209035829) and active in the NPI registry since October 2025.

NPPES Registry Identity

NPI1649144643

Entity TypeIndividualMale

Primary Taxonomy363LP0808X

Provider Legal NameCHRISTOPHER JOHN MARTINDALE

Location Address4859 N ASHLAND AVE # 1EChicago, IL 60640-3412

Mailing Address4859 N Ashland Ave # 1eChicago, IL 60640-3412

Phone(517) 861-9538

Sole ProprietorNo

Enumeration DateOctober 2, 2025

Last NPPES UpdateJune 16, 2026

NPPES CertifiedJune 16, 2026

✔ NPI 1649144643 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0808X

License✔ Licensed in IL · 209035829

Also ListedRegistered NurseTaxonomy 163W00000X · License 041500458 (IL)

4859 N ASHLAND AVE # 1E, Chicago, IL 60640

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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 Christopher Martindale's NPI number?

The NPI number for Christopher Martindale is 1649144643. It was assigned to this individual provider in the NPPES registry on October 2, 2025.

Where is Christopher Martindale located?

Christopher Martindale practices at 4859 N Ashland Ave # 1E, Chicago, IL 60640. The listed phone number is (517) 861-9538.

What is Christopher Martindale's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

When was this NPI record last updated?

The NPPES record for Christopher Martindale was last updated on June 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 54 days 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.