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DR. MARC W ZYLSTRA PH.D.
NPI 1295847002
Psychologist - Group Psychotherapy in Wauwatosa, WI

Active since August 31, 2006
2525 N MAYFAIR RD, SUITE 200, WAUWATOSA, WI 53226(414) 476-8183(414) 476-8465 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Marc W Zylstra Ph.d. NPPES

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

DR. MARC W ZYLSTRA PH.D. (NPI 1295847002) is an individual group psychotherapy provider in Wauwatosa, Wisconsin, licensed in Wisconsin (1817-057) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1295847002
Entity TypeIndividualMale
Primary Taxonomy103TP2701X
Provider Legal NameDR. MARC W ZYLSTRACredential: PH.D.
Location Address2525 N MAYFAIR RD, SUITE 200Wauwatosa, WI 53226-1403
Mailing Address2525 N Mayfair Rd, Suite 200Wauwatosa, WI 53226-1403 · (414) 476-8183 · Fax (414) 476-8465
Phone(414) 476-8183
Fax(414) 476-8465
Sole ProprietorNo
Enumeration DateAugust 31, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1295847002 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPsychologist · Group PsychotherapyBehavioral Health & Social Service Providers
Taxonomy Code103TP2701X
License✔ Licensed in WI · 1817-057
Definition
A psychologist who specializes in group psychology and group psychotherapy that is an evidenced-based specialty that prepares group leaders to identify and capitalize on developmental and healing possibilities embedded in the interpersonal/intrapersonal functioning of individual group members as well as collectively for the group. Emphasis is placed on the use of group dynamics to assist and treat individual group members. The specialty is applicable to all age groups, children, adolescents, adults and older adults, for a wide variety of conditions and concerns, and in numerous and diverse settings.
Also ListedPsychologistTaxonomy 103T00000X · License 1817-057 (WI)
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License 1817-057 (WI)
Also ListedPsychologist · Health ServiceTaxonomy 103TH0100X · License 43715 (WI)
2525 N MAYFAIR RD, Wauwatosa, WI 53226
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Other Identifiers 2

Medicaid21280000WI
Medicaid39640900WI

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JOHN R GALBRAITH PH.D.
Psychologist (Group Psychotherapy)
2525 N MAYFAIR RD, SUITE 200
WAUWATOSA, WI 53226
Milwaukee County (414) 476-8183
DR. WILLIAM ARNOLD STEWART M.D.
Physical Medicine & Rehabilitation
2525 N MAYFAIR RD, SUITE 200
WAUWATOSA, WI 53226
Milwaukee County (414) 476-8183
JODI ROANA WITTY P.T.
Physical Therapist
2525 N MAYFAIR RD, SUITE 200
WAUWATOSA, WI 53226
Milwaukee County (414) 476-8183
MRS. INGRID WALLACE L.P.C., C.R.C.
Counselor (Professional)
2525 N MAYFAIR RD, SUITE 200
WAUWATOSA, WI 53226
Milwaukee County (414) 476-8183
MIDWEST REHABILITATION ASSOCIATES, S.C.
Physical Medicine & Rehabilitation (Pain Medicine)
2525 N MAYFAIR RD, SUITE 200
WAUWATOSA, WI 53226
Milwaukee County (414) 476-8183

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 Marc Zylstra's NPI number?

The NPI number for Marc Zylstra is 1295847002. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Where is Marc Zylstra located?

Marc Zylstra practices at 2525 N Mayfair Rd Suite 200, Wauwatosa, WI 53226. The listed phone number is (414) 476-8183.

What is Marc Zylstra's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Group Psychotherapy, with taxonomy code 103TP2701X.

When was this NPI record last updated?

The NPPES record for Marc Zylstra was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.