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MERCY MAHAGA APNP, RN
NPI 1760882229
Nurse Practitioner - Family in Waukesha, WI

Active since September 02, 2014PECOS Enrolled
514 RIVERVIEW AVE, WAUKESHA, WI 53188(262) 548-7666(262) 970-6696 Get Directions Write a Review

NPPES record last updated: April 10, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 10, 2026, Dec 11, 2025, Jun 17, 2025 and 3 more (6 updates tracked since 2016).

About Mercy Mahaga Apnp, Rn NPPES

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

MERCY MAHAGA APNP, RN (NPI 1760882229) is an individual family provider in Waukesha, Wisconsin, licensed in Wisconsin (5803-33) and active in the NPI registry since September 2014. She is enrolled in Medicare PECOS, is affiliated with Waukesha Memorial Hospital, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1760882229
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMERCY MAHAGACredential: APNP, RN
Location Address514 RIVERVIEW AVEWaukesha, WI 53188-3631
Mailing Address514 Riverview AveWaukesha, WI 53188-3631 · (262) 548-7666 · Fax (262) 970-6696
Phone(262) 548-7666
Fax(262) 970-6696
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateSeptember 2, 2014
Last NPPES UpdateApril 10, 20266 updates tracked since enumeration
NPPES CertifiedApril 10, 2026
✔ NPI 1760882229 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in WI · 5803-33
Also ListedNurse Practitioner · Psychiatric/Mental HealthTaxonomy 363LP0808X · License 5803-33 (WI)
514 RIVERVIEW AVE, Waukesha, WI 53188
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource (Common Ground Healthcare), Medica, Network Health 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 (PECOS)

Mercy Mahaga Apnp, Rn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9133424468
PECOS Enrollment IDI20160225000189
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 3

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.
65 services38 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.
43 services21 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
11 services11 patients

Hospital Affiliations CMS Care Compare

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

Waukesha Memorial Hospital

Acute Care Hospitals · Waukesha, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520008
Location725 American AveWaukesha, WI 53188 · Waukesha County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53188 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
$95.41 typical visit price
range $17.40 – $133.76
Typical copayment $23.85 (range $4.35 – $33.44)
Most-billed visit code 99214
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.

MRS. JESSICA GRIMM
Registered Nurse
514 RIVERVIEW AVE
WAUKESHA, WI 53188
Waukesha County (262) 896-8459
JOANNE TERESA AYERS
Case Manager/Care Coordinator
514 RIVERVIEW AVE
WAUKESHA, WI 53188
Waukesha County (262) 548-7442
RACHEL A FELLER LCSW, SAC-IT
Social Worker (Clinical)
514 RIVERVIEW AVE
WAUKESHA, WI 53188
Waukesha County (262) 893-5317
EMILY STEARNS
Case Manager/Care Coordinator
514 RIVERVIEW AVE
WAUKESHA, WI 53188
Waukesha County (262) 970-4766
DANIELLE JAFUTA
Case Manager/Care Coordinator
514 RIVERVIEW AVE
WAUKESHA, WI 53188
Waukesha County (262) 896-7684
WAUKESHA COUNTY
Case Management
514 RIVERVIEW AVE
WAUKESHA, WI 53188
Waukesha County (262) 548-7399
CECILE A HARRISON
Social Worker
514 RIVERVIEW AVE
WAUKESHA, WI 53188
Waukesha County (262) 993-6047
MEGAN ELIZABETH BUHL
Case Manager/Care Coordinator
514 RIVERVIEW AVE
WAUKESHA, WI 53188
Waukesha County (262) 282-5018

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 Mercy Mahaga's NPI number?

The NPI number for Mercy Mahaga is 1760882229. It was assigned to this individual provider in the NPPES registry on September 2, 2014.

Where is Mercy Mahaga located?

Mercy Mahaga practices at 514 Riverview Ave, Waukesha, WI 53188. The listed phone number is (262) 548-7666.

What is Mercy Mahaga's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Mercy Mahaga enrolled in Medicare?

Yes. Mercy Mahaga is registered in the Medicare PECOS enrollment system.

What insurance does Mercy Mahaga accept?

Health plans from CareSource (Common Ground Healthcare), Medica, Network Health and Quartz list Mercy Mahaga 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.

Is Mercy Mahaga affiliated with any hospitals?

According to CMS data, Mercy Mahaga is affiliated with Waukesha Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Mercy Mahaga was last updated on April 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.