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COLLEEN M KOSTER LCSW
NPI 1417279001
Social Worker - Clinical in Waukesha, WI

Active since February 23, 2010PECOS EnrolledAccepts Medicare Assignment
W231N1440 CORPORATE CT, WAUKESHA, WI 53186(414) 773-4312(262) 896-6139 Get Directions Write a Review

NPPES record last updated: October 9, 2023. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Oct 9, 2023, Dec 8, 2021 (2 updates tracked since 2021).

About Colleen M Koster Lcsw NPPES

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

COLLEEN M KOSTER LCSW (NPI 1417279001) is an individual clinical provider in Waukesha, Wisconsin, licensed in Wisconsin (1845) and active in the NPI registry since February 2010. She is enrolled in Medicare PECOS and is a graduate of Other (1989).

NPPES Registry Identity

NPI1417279001
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameCOLLEEN M KOSTERCredential: LCSW
Location AddressW231N1440 CORPORATE CTWaukesha, WI 53186-1503
Mailing AddressPo Box 735044Chicago, IL 60673-5044
Phone(414) 773-4312
Fax(262) 896-6139
Sole ProprietorNo
Medical School CMSOtherGraduated 1989
Enumeration DateFebruary 23, 2010
Last NPPES UpdateOctober 9, 20232 updates tracked since enumeration
NPPES CertifiedOctober 9, 2023
✔ NPI 1417279001 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in WI · 1845
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
W231N1440 CORPORATE CT, Waukesha, WI 53186
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Other Identifiers 1

Medicaid100008659WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Aspirus Health Plan, 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

Colleen M Koster Lcsw 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 ID8921290396
PECOS Enrollment IDI20101005000304
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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
45 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53186 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $53.90 – $163.24
Typical copayment $0.00 (range $13.47 – $40.81)
Most-billed visit code NA
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

RENELLE L STAUS NP
Nurse Practitioner
W231N1440 CORPORATE CT
WAUKESHA, WI 53186
Waukesha County (262) 896-6000
DR. MARC A BURRELL M.D.
Radiology (Vascular & Interventional Radiology)
W231N1440 CORPORATE CT
WAUKESHA, WI 53186
Waukesha County (262) 896-6000
DIGESTIVE DISEASE SPECIALISTS OF WI
Specialist
W231N1440 CORPORATE CT, SUITE 307
WAUKESHA, WI 53186
Waukesha County (262) 896-6400
YASMIN K BHATHENA MD
Pediatrics
W231N1440 CORPORATE CT
WAUKESHA, WI 53186
Waukesha County (262) 896-6000
DR. LUCELINA BADURA NP-C
Nurse Practitioner
W231N1440 CORPORATE CT
WAUKESHA, WI 53186
Waukesha County (262) 896-6030
MS. DEBRA MERKT OT
Occupational Therapist
W231N1440 CORPORATE CT
WAUKESHA, WI 53186
Waukesha County (262) 896-6045
ANJOO M GHARIA DO
Family Medicine
W231N1440 CORPORATE CT
WAUKESHA, WI 53186
Waukesha County (262) 896-6000
JOSEPH W SHEA MD
Obstetrics & Gynecology
W231N1440 CORPORATE CT
WAUKESHA, WI 53186
Waukesha County (262) 896-6000

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 Colleen Koster's NPI number?

The NPI number for Colleen Koster is 1417279001. It was assigned to this individual provider in the NPPES registry on February 23, 2010.

Where is Colleen Koster located?

Colleen Koster practices at W231n1440 Corporate Ct, Waukesha, WI 53186. The listed phone number is (414) 773-4312.

What is Colleen Koster's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Colleen Koster enrolled in Medicare?

Yes. Colleen Koster 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 Colleen Koster accept?

Health plans from Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners, Medica and Quartz and 1 other insurer list Colleen Koster 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 Colleen Koster was last updated on October 9, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.