Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1902802416 Individual Practitioner Male Practitioner

Dr. Thomas Tackman , MD

Internal Medicine • Fort Atkinson, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Thomas Tackman, MD is a certified Internal Medicine practicing in Fort Atkinson, WI. With approximately 38 years of clinical experience since graduating from Medical College Of Wisconsin in 1988, Dr. Tackman delivers high-quality medical care to the local community at 611 SHERMAN AVE E.

Dr. Tackman is affiliated with Fort Healthcare Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include electrocardiogram (ecg) 2-day continuous with review by health care professional, routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, test to measure expiratory airflow and volume changes before and after medication administration. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

611 Sherman Ave E

Fort Atkinson, WI 535381960

Telephone 9205635571
Fax 9205637705
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Medical College Of Wisconsin

Graduation Year

1988

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Fort Atkinson, WI

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
38 Yrs +9.4 yrs vs City Avg
City Avg: 28.6 Yrs
State Avg: 26.2 Yrs
Regional Practice Density
10 Specialists

Practicing in Fort Atkinson, WI (2181 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
89.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Tackman (38 Years) 38 Yrs
Fort Atkinson Specialty Average (28.6 Years) 28.6 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
93227 Electrocardiogram (ecg) 2-day continuous with review by health care professional
11 11 $159.91 $17.19

Medical Specialties & State Licenses

CMS Verified: 2025-12-17
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WI 30509

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.

Hospital & Practice Group Affiliations

Fort Healthcare Inc

611 Sherman Ave E, Fort Atkinson, WI 535381960

Phone: 9205635571

Secondary Practice Locations

1461 W Main St

Whitewater, WI 531901568

Phone: 2624735888

Practice Associates & Co-Workers

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

15 Associated Practitioners
Bonnie Poppy , APNP

Nurse Practitioner

NPI 1003137290

Advanced Practice Nurse Prescriber

Abby Ziegler , FNP-BC

Nurse Practitioner - Family

NPI 1073320123

Family Nurse Practitioner (Board Certified)

NPI 1164043097

Doctor of Medicine (M.D.)

Lauren Mayer , APNP

Nurse Practitioner - Pediatrics

NPI 1205232626

Advanced Practice Nurse Prescriber

NPI 1275897019

Doctor of Medicine (M.D.)

Anastasia Kintop

Nurse Practitioner - Acute Care

NPI 1376461400

Career & Practice History Timeline

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

8 Historical Events
📍
Updated Practice Location December 17, 2025

Registered at 611 SHERMAN AVE E, FORT ATKINSON, WI 535381960 (Tel: 9205635571)

📍
Updated Business Mailing Address December 17, 2025

Registered at PO BOX 249, FORT ATKINSON, WI 535380249 (Tel: 9205635571)

NPI Profile Active December 04, 2012

NPI status registered as active in NPPES database

📍
Updated Practice Location December 04, 2012

Registered at 500 MCMILLEN ST, FORT ATKINSON, WI 535381233 (Tel: 9205635571)

📍
Updated Business Mailing Address December 04, 2012

Registered at 500 MCMILLEN ST, FORT ATKINSON, WI 535381233 (Tel: 9205635571)

👤
Provider Name / Credentials Updated December 04, 2012

Recorded as THOMAS TACKMAN, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 04, 2012

Internal Medicine (License #30509 in WI)

🟢
Initial NPI Registration & Enumeration June 21, 2005

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: 1902802416
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 21, 2005
Last Update: December 17, 2025
Sole Proprietor: No

Mailing Address

Po Box 249

Fort Atkinson, WI 535380249

Phone: 9205635571

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.