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Active NPI 1467500231 Individual Practitioner Female Practitioner

Susan C. Ahn-Horvath , PA

Physician Assistant • Marshfield, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Susan Ahn-Horvath, PA is a certified Physician Assistant practicing in Marshfield, WI. With approximately 20 years of clinical experience since graduating from University Of Nebraska College Of Medicine in 2006, Susan Ahn-Horvath delivers high-quality medical care to the local community at 1000 N OAK AVE.

Susan Ahn-Horvath is affiliated with Mchs Hospitals Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include follow-up hospital inpatient care per day, subsequent hospital care with moderate levelof medical decision making, if using time, at least, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1000 N Oak Ave

Marshfield, WI 544495703

Telephone 7153875511
Associated Practice Facility / Clinic
🏢 Marshfield Clinic Inc Facility NPI 1952347981

Medicare Profile & Education

Medical School

University Of Nebraska College Of Medicine

Graduation Year

2006

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Marshfield, WI

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
20 Yrs +8.7 yrs vs City Avg
City Avg: 11.3 Yrs
State Avg: 14.1 Yrs
Regional Practice Density
60 Specialists

Practicing in Marshfield, WI (3517 Statewide)

Telehealth Adoption Rate
5.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
77.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ahn-Horvath (20 Years) 20 Yrs
Marshfield Specialty Average (11.3 Years) 11.3 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2023)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes
48 30 $170.80 $39.93
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
15 11 $313.50 $64.27
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
11 11 $116.63 $28.71

Medical Specialties & State Licenses

CMS Verified: 2025-06-12
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License WI 2088

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.

Physician Assistant - Medical

NUCC Taxonomy Code: 363AM0700X

State License WI 2088

Definition to come...

Physician Assistant - Surgical

NUCC Taxonomy Code: 363AS0400X

State License WI 2088

Definition to come...

Hospital & Practice Group Affiliations

Mchs Hospitals Inc

1000 N Oak Ave, Marshfield, WI 544495703

Mchs Hospitals Inc

1000 N Oak Ave, Marshfield, WI 544495703

Phone: 7153875511

Practice Associates & Co-Workers

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

40 Associated Practitioners
Dr. Muhammad Maaz Zuberi , MBBS

Surgery - Vascular Surgery

NPI 1003307638

Bachelor of Medicine, Bachelor of Surgery (M.B.B.S.)

Dr. Jonathan Cutlan , MD

Pathology - Anatomic Pathology & Clinical Pathology

NPI 1013030758

Doctor of Medicine (M.D.)

Dr. Michael Katsnelson , MD

Psychiatry & Neurology - Neurology

NPI 1013170067

Doctor of Medicine (M.D.)

Kimberly Badzinski , CDE

Nutritionist - Nutrition, Education

NPI 1013234780

Certified Diabetes Educator

Dr. James Nash , DO

Internal Medicine

NPI 1013323187

Doctor of Osteopathic Medicine (D.O.)

Dr. Tahir Khan , MBBS

Internal Medicine - Pulmonary Disease

NPI 1013328095

Bachelor of Medicine, Bachelor of Surgery (M.B.B.S.)

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active October 05, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location October 05, 2007

Registered at 1000 N OAK AVE, MARSHFIELD, WI 544495703 (Tel: 7153875511)

📍
Updated Business Mailing Address October 05, 2007

Registered at 1000 N OAK AVE, MARSHFIELD, WI 544495703 (Tel: 7153875511)

👤
Provider Name / Credentials Updated October 05, 2007

Recorded as SUSAN AHN-HORVATH, PA

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 05, 2007

Physician Assistant (License #2088 in WI)

🟢
Initial NPI Registration & Enumeration January 08, 2007

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: 1467500231
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 08, 2007
Last Update: June 12, 2025
Sole Proprietor: No

Mailing Address

1000 N Oak Ave

Marshfield, WI 544495703

Phone: 7153875511

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.