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

LANCASTER & COOK PLLC
NPI 1073433868
Psychologist - Health Service in Ypsilanti, MI

Active since July 20, 2026
4870 W CLARK RD STE 2, YPSILANTI, MI 48197(402) 541-3784 Get Directions Write a Review

NPPES record last updated: October 15, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 15, 2026, Jul 20, 2026 (2 updates tracked since 2026).

About Lancaster & Cook Pllc NPPES

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

LANCASTER & COOK PLLC (NPI 1073433868) is a healthcare organization registered as a health service in Ypsilanti, Michigan and active in the NPI registry since July 2026. The organization lists Blake Lancaster, Owner, as its authorized official.

NPPES Registry Identity

NPI1073433868
Entity TypeOrganization
Primary Taxonomy103TH0100X
Legal Business NameLANCASTER & COOK PLLC
Location Address4870 W CLARK RD STE 2Ypsilanti, MI 48197-1104
Mailing Address4870 W Clark Rd Ste 2Ypsilanti, MI 48197-1104 · (402) 541-3784
Phone(402) 541-3784
Organization SubpartNo
Authorized OfficialBlake LancasterOwner · (402) 541-3784
Enumeration DateJuly 20, 2026
Last NPPES UpdateOctober 15, 20262 updates tracked since enumeration
NPPES CertifiedOctober 15, 2026
✔ NPI 1073433868 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · Health ServiceBehavioral Health & Social Service Providers
Taxonomy Code103TH0100X
Definition
A psychologist, certified/licensed at the independent practice level in his/her state, who is duly trained and experienced in the delivery of direct, preventative, assessment, and therapeutic intervention services to individuals whose growth, adjustment, or functioning is actually impaired or is demonstrably at high risk of impairment (1974).
4870 W CLARK RD STE 2, Ypsilanti, MI 48197
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Michigan Mutual Insurance Company.Insurance ›

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 Lancaster & Cook PLLC's NPI number?

The NPI number for Lancaster & Cook PLLC is 1073433868. It was assigned to this organization in the NPPES registry on July 20, 2026.

Where is Lancaster & Cook PLLC located?

Lancaster & Cook PLLC is located at 4870 W Clark Rd Ste 2, Ypsilanti, MI 48197. The listed phone number is (402) 541-3784.

What is Lancaster & Cook PLLC's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Health Service, with taxonomy code 103TH0100X.

What insurance does Lancaster & Cook PLLC accept?

Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company list Lancaster & Cook PLLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Lancaster & Cook PLLC was last updated on October 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.