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MR. WILLIAM STEPHEN LPC
NPI 1326123175
Counselor - Professional in Greenfield, WI

Active since October 26, 2006PECOS EnrolledAccepts Medicare Assignment
4811 S 76TH ST, SUITE 208, GREENFIELD, WI 53220(414) 817-9331(414) 817-0442 Get Directions Write a Review

NPPES record last updated: May 22, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mr. William Stephen Lpc NPPES

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

MR. WILLIAM STEPHEN LPC (NPI 1326123175) is an individual professional provider in Greenfield, Wisconsin, licensed in Wisconsin (3909) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1994).

NPPES Registry Identity

NPI1326123175
Entity TypeIndividualMale
Primary Taxonomy101YP2500X
Provider Legal NameMR. WILLIAM STEPHENCredential: LPC
Location Address4811 S 76TH ST, SUITE 208Greenfield, WI 53220-4364
Mailing Address16535 W Bluemound Rd, Suite 200Brookfield, WI 53005-5936 · (262) 789-1191 · Fax (262) 821-6180
Phone(414) 817-9331
Fax(414) 817-0442
Sole ProprietorNo
Medical School CMSOtherGraduated 1994
Enumeration DateOctober 26, 2006
Last NPPES UpdateMay 22, 2025
NPPES CertifiedMay 22, 2025
✔ NPI 1326123175 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
License✔ Licensed in WI · 3909
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X
4811 S 76TH ST, Greenfield, WI 53220
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Other Identifiers 1

Medicaid397-857-00WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), HealthPartners and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. William Stephen Lpc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5496290991
PECOS Enrollment IDI20240709002118
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 18

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

ZASTROW CHIROPRACTIC CLINIC S C
Chiropractor
4811 S 76TH ST, SUITE 204
GREENFIELD, WI 53220
Milwaukee County (414) 281-5266
MRS. PAMELA JEAN JENKS C.A.D.C.III
Counselor (Addiction (Substance Use Disorder))
4811 S 76TH ST, SUITE208
GREENFIELD, WI 53220
Milwaukee County (141) 481-7044
ORAL & MAXILLOFACIAL SURGERY CONSULTANTS OF WISCONSIN, S.C.
Dentist (Oral and Maxillofacial Surgery)
4811 S 76TH ST, SUITE 304
GREENFIELD, WI 53220
Milwaukee County (414) 281-3344
DR. THOMAS WILLIAM ZASTROW D.C.
Chiropractor
4811 S 76TH ST, SUITE 204
GREENFIELD, WI 53220
Milwaukee County (414) 281-5266
SLEEPMED THERAPIES, INC
Durable Medical Equipment & Medical Supplies
4811 S 76TH ST, SUITE 16
GREENFIELD, WI 53220
Milwaukee County (414) 282-2683
CORNERSTONE COUNSELING SERVICES
Counselor (Addiction (Substance Use Disorder))
4811 S 76TH ST
GREENFIELD, WI 53220
Milwaukee County (414) 817-0442
APRIL SMITH LMFT
Marriage & Family Therapist
4811 S 76TH ST
GREENFIELD, WI 53220
Milwaukee County (414) 325-7741
PAUL A SALERNO JR. LCSW
Social Worker (Clinical)
4811 S 76TH ST, SUITE 208
GREENFIELD, WI 53220
Milwaukee County (262) 542-3255

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 William Stephen's NPI number?

The NPI number for William Stephen is 1326123175. It was assigned to this individual provider in the NPPES registry on October 26, 2006.

Where is William Stephen located?

William Stephen practices at 4811 S 76th St Suite 208, Greenfield, WI 53220. The listed phone number is (414) 817-9331.

What is William Stephen's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Is William Stephen enrolled in Medicare?

Yes. William Stephen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does William Stephen accept?

Health plans from Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), HealthPartners, Medica and Network Health and 2 other insurers list William Stephen 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 William Stephen was last updated on May 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.