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SANDRA BOWKER AND ASSOCIATES, PLC
NPI 1609021369
Clinical Neuropsychologist in Portage, MI

Active since November 22, 2008
5930 LOVERS LN, SECOND FLOOR, PORTAGE, MI 49002(269) 343-3010(269) 343-3017 Get Directions Write a Review

NPPES record last updated: November 22, 2008. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Sandra Bowker And Associates, Plc NPPES

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

SANDRA BOWKER AND ASSOCIATES, PLC (NPI 1609021369) is a healthcare organization registered as a clinical neuropsychologist in Portage, Michigan and active in the NPI registry since November 2008. The organization lists Stephanie Jean Stewart, Practice Manager, as its authorized official.

NPPES Registry Identity

NPI1609021369
Entity TypeOrganization
Primary Taxonomy103G00000X
Legal Business NameSANDRA BOWKER AND ASSOCIATES, PLC
Location Address5930 LOVERS LN, SECOND FLOORPortage, MI 49002-1673
Mailing Address5930 Lovers Ln, Second FloorPortage, MI 49002-1673 · (269) 343-3010 · Fax (269) 343-3017
Phone(269) 343-3010
Fax(269) 343-3017
Organization SubpartNo
Authorized OfficialStephanie Jean StewartPractice Manager · (269) 343-3010
Enumeration DateNovember 22, 2008
✔ NPI 1609021369 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinical NeuropsychologistBehavioral Health & Social Service Providers
Taxonomy Code103G00000X
Definition
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.
Also ListedPsychologist · CounselingTaxonomy 103TC1900X
5930 LOVERS LN, Portage, MI 49002
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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 ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sandra Bowker And Associates, Plc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

5

Medicare enrollment records show 5 clinicians reassign Medicare billing to Sandra Bowker And Associates, Plc, which bills Medicare for the services they deliver. Of these, 5 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (5)

Sandra Bowker, PHD, ABPP
Clinical Psychologist
NPI 1780633388
5148 LOVERS LN STE 2
Portage, MI 49002
(269) 343-3010
✔ PECOS✔ Accepts Medicare0.8 mi
Nishani Samaraweera, PHD
Clinical Psychologist
NPI 1841483567
7895 CURRIER DR
Portage, MI 49002
(269) 321-7090
✔ PECOS✔ Accepts Medicare2.1 mi
Rina Battani
Clinical Social Worker
NPI 1871600809
924 RUSSELL ST
Kalamazoo, MI 49001
(269) 337-1703
✔ PECOS✔ Accepts Medicare3.6 mi
Shamika Hall, PH.D
Clinical Psychologist
NPI 1912209156
7901 S 12TH ST STE 201
Portage, MI 49024
(269) 588-0750
✔ PECOS4.2 mi
Katherine Walden, MD
Psychiatry
NPI 1912961814
4029 W MAIN ST
Kalamazoo, MI 49006
(269) 381-9511
✔ PECOS✔ Accepts Medicare5.6 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Sandra Bowker And Associates, Plc's NPI number?

The NPI number for Sandra Bowker And Associates, Plc is 1609021369. It was assigned to this organization in the NPPES registry on November 22, 2008.

Where is Sandra Bowker And Associates, Plc located?

Sandra Bowker And Associates, Plc is located at 5930 Lovers Ln Second Floor, Portage, MI 49002. The listed phone number is (269) 343-3010.

What is Sandra Bowker And Associates, Plc's specialty?

The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.

Is Sandra Bowker And Associates, Plc enrolled in Medicare?

Yes. Sandra Bowker And Associates, Plc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Sandra Bowker And Associates, Plc?

According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians in 3 Medicare specialties reassign their Medicare billing to Sandra Bowker And Associates, Plc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Clinical Psychologist (3), Clinical Social Worker (1) and Psychiatry (1). Of these, 5 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Sandra Bowker And Associates, Plc accept?

Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company list Sandra Bowker And Associates, Plc 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 Sandra Bowker And Associates, Plc was last updated on November 22, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.