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Active NPI 1275049033 Individual Practitioner Male Practitioner

John Kellner , PA-C

Physician Assistant • Oconto Falls, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

John Kellner, PA-C is a certified Physician Assistant practicing in Oconto Falls, WI. With approximately 9 years of clinical experience since graduating from Central Michigan College Of Medicine in 2017, John Kellner delivers high-quality medical care to the local community at 855 S MAIN ST.

John Kellner maintains professional affiliations with Baycare Clinic Llp, St Clare Memorial Hospital, Inc, St Vincent Hospital-Hospital Sisters-Third Order Of St Francis and accepts Medicare assignment.

Frequently performed procedures and clinical services include emergency department visit for life threatening or functioning severity, emergency department visit with moderate level of medical decision making, emergency department visit with low level of medical decision making. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

855 S Main St

Oconto Falls, WI 541541241

Telephone 9204964700
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Central Michigan College Of Medicine

Graduation Year

2017

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Oconto Falls, WI

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
9 Yrs +0.7 yrs vs City Avg
City Avg: 8.3 Yrs
State Avg: 14.1 Yrs
Regional Practice Density
4 Specialists

Practicing in Oconto Falls, WI (3517 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
92.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Kellner (9 Years) 9 Yrs
Oconto Falls Specialty Average (8.3 Years) 8.3 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2022)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity
46 43 $2089.00 $149.40
99284 Emergency department visit with moderate level of medical decision making
28 27 $1416.00 $102.36
99283 Emergency department visit with low level of medical decision making
12 11 $747.00 $60.62

Medical Specialties & State Licenses

CMS Verified: 2026-02-05
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License WI 4268-23

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
100073938 (WI)

Hospital & Practice Group Affiliations

Baycare Clinic Llp

2845 Greenbrier Rd, Green Bay, WI 543116519

St Vincent Hospital-Hospital Sisters-Third Order Of St Francis

855 S Main St, Oconto Falls, WI 541541241

Phone: 9204964700

St Clare Memorial Hospital, Inc

855 S Main St, Oconto Falls, WI 541541241

Phone: 9208468187

St Clare Memorial Hospital, Inc

855 S Main St, Oconto Falls, WI 541541241

Phone: 9208468187

Baycare Clinic Llp

3003 University Dr, Marinette, WI 541434110

Phone: 7157353187

Baycare Clinic Llp

1160 Kepler Dr, Green Bay, WI 543118321

Phone: 9202885555

St Clare Memorial Hospital, Inc

835 S Main St, Oconto Falls, WI 541541282

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
NPI 1003080102

Doctor of Podiatric Medicine

NPI 1003131061

Doctor of Podiatric Medicine

Cassandra Vanstraten , LPC

Counselor - Mental Health

NPI 1003478793

Licensed Professional Counselor

Rachel Rejniak , AGPCNP-BC

Nurse Practitioner - Gerontology

NPI 1003537150

AGPCNPBC

Junhong Pace , NP

Nurse Practitioner - Family

NPI 1003597063

Nurse Practitioner

NPI 1003831314

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

22 Historical Events
📍
Updated Practice Location February 05, 2026

Registered at 855 S MAIN ST, OCONTO FALLS, WI 541541241 (Tel: 9204964700)

📍
Updated Business Mailing Address February 05, 2026

Registered at PO BOX 19070, GREEN BAY, WI 543079070 (Tel: 9204964700)

👤
Provider Name / Credentials Updated February 05, 2026

Recorded as JOHN KELLNER, PA-C

📍
Updated Business Mailing Address September 25, 2025

Registered at N871 S P 2 DR, MENOMINEE, MI 498589427

📍
Updated Practice Location March 13, 2025

Registered at 1110 KEPLER DR, GREEN BAY, WI 543118306 (Tel: 9202885555)

📍
Updated Business Mailing Address March 13, 2025

Registered at 1035 KEPLER DR, GREEN BAY, WI 543118320 (Tel: 9204909046)

📍
Updated Practice Location May 21, 2019

Registered at 3003 UNIVERSITY DR, MARINETTE, WI 541434110 (Tel: 7157354200)

📍
Updated Business Mailing Address May 21, 2019

Registered at 3003 UNIVERSITY DR, MARINETTE, WI 541434110 (Tel: 7157354200)

👤
Provider Name / Credentials Updated February 11, 2019

Recorded as JOHN KELLNER, PA

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 11, 2019

Physician Assistant (License #4268-23 in WI)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 26, 2018

Physician Assistant (License #4268-23 in WI)

NPI Profile Active January 10, 2018

NPI status registered as active in NPPES database

📍
Updated Business Mailing Address January 10, 2018

Registered at PO BOX 19070, GREEN BAY, WI 543079070 (Tel: 9204964700)

📍
Updated Practice Location January 10, 2018

Registered at 1409 CLEVELAND AVE, MARINETTE, WI 541433918 (Tel: 7157320832)

👤
Provider Name / Credentials Updated January 10, 2018

Recorded as JOHN KELLNER

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 10, 2018

Nurse Practitioner (License #4268-23 in WI)

NPI Profile Active December 15, 2017

NPI status registered as active in NPPES database

📍
Updated Practice Location December 15, 2017

Registered at 1409 CLEVELAND AVE, MARINETTE, WI 541433918 (Tel: 7157320832)

📍
Updated Business Mailing Address December 15, 2017

Registered at 1409 CLEVELAND AVE, MARINETTE, WI 541433918

👤
Provider Name / Credentials Updated December 15, 2017

Recorded as JOHN KELLNER

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 15, 2017

Nurse Practitioner (License #4268-23 in WI)

🟢
Initial NPI Registration & Enumeration December 15, 2017

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1275049033
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: December 15, 2017
Last Update: February 05, 2026
Sole Proprietor: No

Mailing Address

Po Box 19070

Green Bay, WI 543079070

Phone: 9204964700

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.