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Deactivated NPI 1699737098 Deactivated / Inactive NPI Male Practitioner

Dr. John E. Hamacher , MD

Plastic Surgery • Madison, WI

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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 Hamacher has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date April 03, 2006
NPI Deactivation Date February 27, 2025
Total Practice Duration ~19 Years of Practice (2006 – 2025)

Professional Overview & Biography Verified Profile Summary

Dr. John Hamacher, MD was a registered Plastic Surgery practicing in Madison, WI. Throughout an active medical career spanning 19 years, Dr. Hamacher provided care at the practice location at 20 S PARK ST until profile deactivation on 2025-02-27.

Practice Location & Contact Primary Location

Practice Address

20 S Park St
Suite #360

Madison, WI 537151348

Telephone 6082572208
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Plastic Surgery in Madison, WI

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 22.5 Yrs
State Avg: 23.6 Yrs
Regional Practice Density
26 Specialists

Practicing in Madison, WI (98 Statewide)

Telehealth Adoption Rate
0.0% 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

Plastic Surgery Primary Specialty

NUCC Taxonomy Code: 208200000X

State License WI 15418

A plastic surgeon deals with the repair, reconstruction or replacement of physical defects of form or function involving the skin, musculoskeletal system, craniomaxillofacial structures, hand, extremities, breast and trunk and external genitalia or cosmetic enhancement of these areas of the body. Cosmetic surgery is an essential component of plastic surgery. The plastic surgeon uses cosmetic surgical principles to both improve overall appearance and to optimize the outcome of reconstructive procedures. The surgeon uses aesthetic surgical principles not only to improve undesirable qualities of normal structures but in all reconstructive procedures as well.

Practice Associates & Co-Workers

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

3 Associated Practitioners
Dr. John Noon , MD

Plastic Surgery

NPI 1104869247

Doctor of Medicine (M.D.)

NPI 1114989043

Doctor of Medicine (M.D.)

Michael Landgraf , CRNA

Nurse Anesthetist, Certified Registered

NPI 1659333201

Certified Registered Nurse Anesthetist

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 February 27, 2025

Record deactivated on February 27, 2025

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 20 S PARK ST, SUITE #360, MADISON, WI 537151348 (Tel: 6082572208)

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Updated Business Mailing Address July 08, 2007

Registered at 20 S PARK ST, SUITE #360, MADISON, WI 537151348 (Tel: 6082572208)

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Provider Name / Credentials Updated July 08, 2007

Recorded as JOHN HAMACHER, MD

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

Plastic Surgery (License #15418 in WI)

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Initial NPI Registration & Enumeration April 03, 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: 1699737098
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 03, 2006
Last Update: July 08, 2007
Deactivation Date: February 27, 2025

Mailing Address

20 S Park St, Suite #360

Madison, WI 537151348

Phone: 6082572208

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

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