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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARIAH MARIE HARRIS PA-C
NPI 1336094523
Physician Assistant in Pewaukee, WI

Active since March 03, 2026PECOS Enrolled
N15W28300 GOLF RD, PEWAUKEE, WI 53072(262) 303-5055(262) 303-5057 Get Directions Write a Review

NPPES record last updated: July 21, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 21, 2026, Mar 3, 2026 (2 updates tracked since 2026).

About Mariah Marie Harris Pa-c NPPES

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

MARIAH MARIE HARRIS PA-C (NPI 1336094523) is an individual physician assistant in Pewaukee, Wisconsin, licensed in Wisconsin (8949-23) and active in the NPI registry since March 2026. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1336094523
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMARIAH MARIE HARRISCredential: PA-C
Location AddressN15W28300 GOLF RDPewaukee, WI 53072-4800
Mailing AddressN15w28300 Golf RdPewaukee, WI 53072-4800 · (262) 303-5055 · Fax (262) 303-5057
Phone(262) 303-5055
Fax(262) 303-5057
Sole ProprietorNo
Enumeration DateMarch 3, 2026
Last NPPES UpdateJuly 21, 20262 updates tracked since enumeration
NPPES CertifiedJuly 21, 2026
✔ NPI 1336094523 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in WI · 8949-23
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
N15W28300 GOLF RD, Pewaukee, WI 53072
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Other Identifiers 1

Medicaid100423444WI

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mariah Marie Harris Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53072 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
$82.92 typical visit price
range $53.90 – $163.24
Typical copayment $20.73 (range $13.47 – $40.81)
Most-billed visit code 99203
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.

THE ORTHOPAEDIC SURGERY CENTER LLC
Clinic/Center (Ambulatory Surgical)
N15W28300 GOLF RD
PEWAUKEE, WI 53072
Waukesha County (262) 303-5000
MEREDITH LYNN DEBACK-GAST DPT
Physical Therapist
N15W28300 GOLF RD
PEWAUKEE, WI 53072
Waukesha County (262) 303-5055
MICK KELLY MD
Orthopaedic Surgery
N15W28300 GOLF RD
PEWAUKEE, WI 53072
Waukesha County (262) 303-5055
MR. WILLIAM ALEXANDER DAVIES M.D.
Orthopaedic Surgery
N15W28300 GOLF RD
PEWAUKEE, WI 53072
Waukesha County (262) 303-5055
DR. PATRICK N KOENIG M.D.
Anesthesiology
N15W28300 GOLF RD
PEWAUKEE, WI 53072
Waukesha County (262) 544-5311
DR. PAUL RONALD JOHNSON M.D.
Orthopaedic Surgery
N15W28300 GOLF RD
PEWAUKEE, WI 53072
Waukesha County (262) 303-5055
ANNIKA CLAIRE HALEY DPT
Physical Therapist
N15W28300 GOLF RD
PEWAUKEE, WI 53072
Waukesha County (262) 303-5055
DR. SCOTT BENNETT SCHNEIDER M.D.
Orthopaedic Surgery
N15W28300 GOLF RD
PEWAUKEE, WI 53072
Waukesha County (262) 544-5311

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 Mariah Harris's NPI number?

The NPI number for Mariah Harris is 1336094523. It was assigned to this individual provider in the NPPES registry on March 3, 2026.

Where is Mariah Harris located?

Mariah Harris practices at N15w28300 Golf Rd, Pewaukee, WI 53072. The listed phone number is (262) 303-5055.

What is Mariah Harris's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Mariah Harris enrolled in Medicare?

Yes. Mariah Harris is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Mariah Harris was last updated on July 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 days 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.