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

AMELIA L ZELLNER APNP
NPI 1851724520
Nurse Practitioner in Marshfield, WI

Q: What is Amelia Zellner's NPI number?

The NPI number for Amelia Zellner is 1851724520. It was assigned to this individual provider in the NPPES registry on August 16, 2013.

Q: What is Amelia Zellner's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Amelia Zellner was last updated on June 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 51 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.

Active since August 16, 2013PECOS EnrolledAccepts Medicare Assignment

82.79/100

CMS Quality Rating

1000 N OAK AVE, MARSHFIELD, WI 54449(715) 387-5498 Get Directions Write a Review

NPPES record last updated: June 24, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 30, 2022, Apr 2, 2021, Aug 2, 2019 and 1 more (4 updates tracked since 2016).

On this page

About Amelia L Zellner Apnp NPPES

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

AMELIA L ZELLNER APNP (NPI 1851724520) is an individual nurse practitioner in Marshfield, Wisconsin, licensed in Wisconsin (5381) and active in the NPI registry since August 2013. She is enrolled in Medicare PECOS, is affiliated with Marshfield Medical Center, and maintains a secondary practice location in Waukesha.

NPPES Registry Identity

NPI1851724520

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameAMELIA L ZELLNERCredential: APNP

Location Address1000 N OAK AVEMarshfield, WI 54449-5703

Mailing AddressN20w22961 Watertown RdWaukesha, WI 53186-1308 · (262) 875-5070 · Fax (866) 384-9486

Phone(715) 387-5498

Sole ProprietorNo

Medical School CMSOtherGraduated 2013

Enumeration DateAugust 16, 2013

Last NPPES UpdateJune 24, 20264 updates tracked since enumeration

NPPES CertifiedJune 24, 2026

✔ NPI 1851724520 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in WI · 5381

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

1000 N OAK AVE, Marshfield, WI 54449

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Secondary Practice Location 1

Location 1N20W22961 Watertown RdWaukesha, WI 53186-1308 · Phone (262) 875-5070 · Fax (866) 384-9486

Other Identifiers 2

Other157768-30WI · Wi State Lic Rn

Other5381-33WI · Wi State Lic

Accepted Insurance

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

Amelia L Zellner Apnp 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 ID1658505722

PECOS Enrollment IDI20131002000566

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 5

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.

Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 99310

A follow-up nursing facility visit is a routine check-up that typically lasts about 35 minutes. During this visit, your health status is evaluated, any changes in your condition are noted, and necessary adjustments to your care plan are made. It's an essential part of maintaining your health.

579 services134 patients

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309

A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.

204 services90 patients

Nursing facility discharge management, more than 30 minutes 99316

Nursing facility discharge management over 30 minutes is a comprehensive process where a healthcare team prepares you for leaving the facility. It involves creating a tailored plan, coordinating care, and ensuring a smooth transition to your next care setting.

65 services53 patients

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308

A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.

41 services28 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

13 services13 patients

Hospital Affiliations CMS Care Compare

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

Marshfield Medical Center

Acute Care Hospitals · Marshfield, WI

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number520037

Location611 St Joseph AveMarshfield, WI 54449 · Wood County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54449 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

82.79/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

68.98

Promoting Interoperability

Improvement Activities

Cost

66.19

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

5 suppliers14 claims45 services$6.59 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

ALISON RAE SAMPSON D.O.

Obstetrics & Gynecology