RACHEL ROSE KOSHALEK
NPI 1659904100
Physician Assistant - Medical in Madison, WI

Q: What is Rachel Koshalek's NPI number?

The NPI number for Rachel Koshalek is 1659904100. It was assigned to this individual provider in the NPPES registry on February 12, 2020. The provider is also known as Rachel Grischow.

Q: What is Rachel Koshalek's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Q: When was this NPI record last updated?

The NPPES record for Rachel Koshalek was last updated on February 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.

Active since February 12, 2020PECOS EnrolledAccepts Medicare Assignment

4621 EASTPARK BLVD, MADISON, WI 53718(608) 915-0400 Get Directions Write a Review

NPPES record last updated: February 26, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 26, 2025, Nov 5, 2024, Jan 12, 2021 and 1 more (4 updates tracked since 2020).

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About Rachel Rose Koshalek NPPES

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

RACHEL ROSE KOSHALEK (NPI 1659904100) is an individual medical provider in Madison, Wisconsin, licensed in Wisconsin (5120) and active in the NPI registry since February 2020. She is enrolled in Medicare PECOS, is affiliated with University Of Wi Hospitals & Clinics Authority, and maintains a secondary practice location in Madison.

NPPES Registry Identity

NPI1659904100

Entity TypeIndividualFemale

Primary Taxonomy363AM0700X

Provider Legal NameRACHEL ROSE KOSHALEK

Location Address4621 EASTPARK BLVDMadison, WI 53718-2000

Mailing Address7974 Uw Health CtMiddleton, WI 53562-5531

Phone(608) 915-0400

Sole ProprietorNo

Medical School CMSOtherGraduated 2020

Enumeration DateFebruary 12, 2020

Last NPPES UpdateFebruary 26, 20254 updates tracked since enumeration

NPPES CertifiedFebruary 26, 2025

✔ NPI 1659904100 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363AM0700X

License✔ Licensed in WI · 5120

Also ListedPhysician AssistantTaxonomy 363A00000X · License 5120-23 (WI)

4621 EASTPARK BLVD, Madison, WI 53718

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Other Names 1

Former Name (1)Rachel Grischow

Secondary Practice Location 1

Location 15249 E Terrace DrMadison, WI 53718-8339 · Phone (608) 265-1280 · Fax (608) 504-4133

Accepted Insurance

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

Rachel Rose Koshalek 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 ID4284048596

PECOS Enrollment IDI20210128000406

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 6

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

77 services75 patients

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

61 services58 patients

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

45 services45 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

22 services20 patients

Emergency department visit with low level of medical decision making 99283

An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.

22 services21 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

18 services18 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Of Wi Hospitals & Clinics Authority

Acute Care Hospitals · Madison, WI

4/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number520098

Location600 Highland AvenueMadison, WI 53792 · Dane County

Emergency services

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.

PROF. CHARLENE JOAN SCHULZ M.S., DRPH

Genetic Counselor, MS