Independent US Healthcare Provider Directory & Public Medical Database
Deactivated NPI 1538269931 Deactivated / Inactive NPI Male Practitioner

Dr. John P Kirchner , MD

Internal Medicine • Marshfield, WI

Public Directory Information & Medical Disclaimer

This profile is compiled from official public domain records provided by CMS and the NPPES registry. TRUE-MEDINFO is an independent reference directory and does not provide medical advice, diagnosis, or treatment recommendations. Always consult a licensed medical professional for personal health decisions.

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Notice of NPI Deactivation & Inactive Practice Status

According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. John Kirchner has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date September 25, 2006
NPI Deactivation Date March 20, 2024
Total Practice Duration ~18 Years of Practice (2006 – 2024)

Professional Overview & Biography Verified Profile Summary

Dr. John Kirchner, MD was a registered Internal Medicine practicing in Marshfield, WI. Throughout an active medical career spanning 18 years, Dr. Kirchner provided care at the practice location at 1000 N OAK AVE until profile deactivation on 2024-03-20.

Practice Location & Contact Primary Location

Practice Address

1000 N Oak Ave

Marshfield, WI 54449

Telephone 7152217822
Associated Practice Facility / Clinic
🏢 Marshfield Clinic Inc Facility NPI 1952347981

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Marshfield, WI

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 24.3 Yrs
State Avg: 26.2 Yrs
Regional Practice Density
67 Specialists

Practicing in Marshfield, WI (2181 Statewide)

Telehealth Adoption Rate
13.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WI 21276

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Practice Associates & Co-Workers

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

4 Associated Practitioners
Dr. Michael Ryan , MD

Internal Medicine - Gastroenterology

NPI 1013025816

Doctor of Medicine (M.D.)

Dr. Patricia Kuzma-Sell , MD

Internal Medicine - Gastroenterology

NPI 1114036621

Doctor of Medicine (M.D.)

Tara Preston , NP

Nurse Practitioner

NPI 1154431229

Nurse Practitioner

Dr. Gary Mayeux , MD

Internal Medicine - Gastroenterology

NPI 1518077684

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

7 Historical Events
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NPI Profile Deactivated March 20, 2024

Record deactivated on March 20, 2024

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

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Updated Practice Location July 08, 2007

Registered at 1000 N OAK AVE, MARSHFIELD, WI 54449 (Tel: 7152217822)

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Updated Business Mailing Address July 08, 2007

Registered at 1000 N OAK AVE, MARSHFIELD, WI 544495777

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Provider Name / Credentials Updated July 08, 2007

Recorded as JOHN KIRCHNER, MD

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Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Internal Medicine (License #21276 in WI)

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Initial NPI Registration & Enumeration September 25, 2006

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: 1538269931
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: September 25, 2006
Last Update: July 08, 2007
Deactivation Date: March 20, 2024

Mailing Address

1000 N Oak Ave

Marshfield, WI 544495777

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.