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ERIN RENAI HERNIKL LPC
NPI 1114535374
Counselor - Professional in Waukesha, WI

Active since July 14, 2020PECOS EnrolledAccepts Medicare Assignment
741 N GRAND AVE STE 302, WAUKESHA, WI 53186(262) 999-3495 Get Directions Write a Review

NPPES record last updated: September 27, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 14, 2024, Jan 24, 2022, Jul 14, 2020 (3 updates tracked since 2020).

About Erin Renai Hernikl Lpc NPPES

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

ERIN RENAI HERNIKL LPC (NPI 1114535374) is an individual professional provider in Waukesha, Wisconsin, licensed in Wisconsin (10102) and active in the NPI registry since July 2020. She is enrolled in Medicare PECOS, maintains a secondary practice location in Waukesha, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1114535374
Entity TypeIndividualFemale
Primary Taxonomy101YP2500X
Provider Legal NameERIN RENAI HERNIKLCredential: LPC
Location Address741 N GRAND AVE STE 302Waukesha, WI 53186-4841
Mailing AddressW180n4990 Marcy RdMenomonee Falls, WI 53051-6518 · (262) 352-0190
Phone(262) 999-3495
Sole ProprietorYes
Medical School CMSOtherGraduated 2020
Enumeration DateJuly 14, 2020
Last NPPES UpdateSeptember 27, 20253 updates tracked since enumeration
NPPES CertifiedSeptember 27, 2025
✔ NPI 1114535374 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 · 10102
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License 4679-226 (WI)
741 N GRAND AVE STE 302, Waukesha, WI 53186
Open in Google Maps ↗

Secondary Practice Location 1

Location 1725 American AveWaukesha, WI 53188-5031 · Phone (262) 928-4036

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), Dean Health Plan and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Erin Renai Hernikl 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 ID4789119207
PECOS Enrollment IDI20241121000091
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.

Medicare Billing Reassignment

Medicare enrollment records show Erin Hernikl reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cornerstone Counseling Services, Inc
6.0 mi
Mental Health
16535 W BLUEMOUND RD, SUITE 200
Brookfield, WI 53005
  • Reassigned Medicare billing, Wisconsin enrollment
  • 556 clinicians in this Medicare group
NPI 1033127246 (262) 789-1191

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

Other Providers at the Same Location NPPES 20

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

LYNSEY P RETZLAFF MSW, LCSW, SAC-IT
Social Worker (Clinical)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Waukesha County (262) 789-1191
AMY BOURDO MS, LPC
Counselor (Professional)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Waukesha County (262) 789-1191
KATRINA L NIPKO-BROWN LCSW
Social Worker (Clinical)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Waukesha County (262) 999-3495
SUSAN LOVE LCSW
Social Worker (Clinical)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Waukesha County (815) 212-7371
KAITLYN SHESKEY LPC
Counselor (Professional)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Waukesha County (262) 789-1191
EMOGENE FLEGNER LPC
Counselor (Professional)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Waukesha County (262) 999-3495
KAREN D HENRY MS, LPC,CSAC
Counselor (Professional)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Waukesha County (262) 999-8656
MRS. JENNIFER L TOEPFER LCSW
Social Worker (Clinical)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Waukesha County (262) 999-3495

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 Erin Hernikl's NPI number?

The NPI number for Erin Hernikl is 1114535374. It was assigned to this individual provider in the NPPES registry on July 14, 2020.

Where is Erin Hernikl located?

Erin Hernikl practices at 741 N Grand Ave Ste 302, Waukesha, WI 53186. The listed phone number is (262) 999-3495.

What is Erin Hernikl's specialty?

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

Is Erin Hernikl enrolled in Medicare?

Yes. Erin Hernikl 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.

Which organization bills Medicare for Erin Hernikl's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Erin Hernikl reassigns Medicare benefits to Cornerstone Counseling Services, Inc (Brookfield, WI). The 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 Erin Hernikl's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Erin Hernikl accept?

Health plans from Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), Dean Health Plan, HealthPartners and Network Health and 2 other insurers list Erin Hernikl 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 Erin Hernikl was last updated on September 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.