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MR. JUSTIN J. MARKO MS, LPC, CSAC, ICS
NPI 1841495215
Counselor - Professional in Janesville, WI

Active since June 18, 2007PECOS EnrolledAccepts Medicare Assignment
15 W MILWAUKEE ST, SUITE 207, JANESVILLE, WI 53548(608) 755-1475(608) 755-1733 Get Directions Write a Review

NPPES record last updated: April 30, 2015. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mr. Justin J. Marko Ms, Lpc, Csac, Ics NPPES

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

MR. JUSTIN J. MARKO MS, LPC, CSAC, ICS (NPI 1841495215) is an individual professional provider in Janesville, Wisconsin, licensed in Wisconsin (4580-125) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1841495215
Entity TypeIndividualMale
Primary Taxonomy101YP2500X
Provider Legal NameMR. JUSTIN J. MARKOCredential: MS, LPC, CSAC, ICS
Location Address15 W MILWAUKEE ST, SUITE 207Janesville, WI 53548-2998
Mailing Address15 W Milwaukee St, Suite 207Janesville, WI 53548-2998 · (608) 755-1475 · Fax (608) 755-1733
Phone(608) 755-1475
Fax(608) 755-1733
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateJune 18, 2007
Last NPPES UpdateApril 30, 2015
✔ NPI 1841495215 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 · 4580-125
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X · License 15330-132 (WI)
15 W MILWAUKEE ST, Janesville, WI 53548
Open in Google Maps ↗

Other Identifiers 1

Medicaid42247900WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Dean Health Plan, Group Health Cooperative-SCW 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

Mr. Justin J. Marko Ms, Lpc, Csac, Ics 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 ID2860833423
PECOS Enrollment IDI20240514001051
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 Justin Marko reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Associates In Psychotherapy, LLC
3.8 mi
Mental Health (Including Community Mental Health Center)
4700 DRESSER DR, STE 100
Janesville, WI 53546
  • Reassigned Medicare billing, Wisconsin enrollment
  • 16 clinicians in this Medicare group
NPI 1831448091 (608) 752-7255

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 6

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

GARTH E FISHER
Social Worker (Clinical)
15 W MILWAUKEE ST, SUITE 207
JANESVILLE, WI 53548
Rock County (608) 755-1475
THERESA M. KIND BS,PT
Physical Therapist
15 W MILWAUKEE ST, SUITE 100
JANESVILLE, WI 53548
Rock County (877) 552-2996
JANESVILLE PSYCHIATRIC CLINIC
Clinical Medical Laboratory
15 W MILWAUKEE ST, SUITE 206
JANESVILLE, WI 53548
Rock County (608) 755-1475
JANESVILLE PSYCHIATRIC CLINIC MAIN INC
Counselor (Mental Health)
15 W MILWAUKEE ST, SUITE 206 & 207
JANESVILLE, WI 53548
Rock County (608) 755-1475
JEAN DUVE BERGHAMMER LCSW
Social Worker (Clinical)
15 W MILWAUKEE ST, SUITE 207
JANESVILLE, WI 53548
Rock County (608) 755-1475
MANELLEMA NANDIMITRA FERNANDO M.D
Preventive Medicine (Public Health & General Preventive Medicine)
15 W MILWAUKEE ST, SUITE 206
JANESVILLE, WI 53548
Rock County (608) 756-0791

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 Justin Marko's NPI number?

The NPI number for Justin Marko is 1841495215. It was assigned to this individual provider in the NPPES registry on June 18, 2007.

Where is Justin Marko located?

Justin Marko practices at 15 W Milwaukee St Suite 207, Janesville, WI 53548. The listed phone number is (608) 755-1475.

What is Justin Marko's specialty?

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

Is Justin Marko enrolled in Medicare?

Yes. Justin Marko 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 Justin Marko's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Justin Marko reassigns Medicare benefits to Associates In Psychotherapy, LLC (Janesville, 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 Justin Marko's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Justin Marko accept?

Health plans from Anthem Blue Cross and Blue Shield, Dean Health Plan, Group Health Cooperative-SCW, MercyCare and MercyCare Health Plans and 1 other insurer list Justin Marko 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 Justin Marko was last updated on April 30, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.