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Active NPI 1164238630 Individual Practitioner Female Practitioner

Mehgan L Ullsperger , MSN, APNP, AGNP-C

Nurse Practitioner - Family • Appleton, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Mehgan Ullsperger, MSN, APNP, AGNP-C is a certified Nurse Practitioner - Family practicing in Appleton, WI. With approximately 1 years of clinical experience since completing medical education in 2025, Mehgan Ullsperger delivers high-quality medical care to the local community at 3925 N GATEWAY DR.

Mehgan Ullsperger is affiliated with Thedacare, Incorporated and accepts Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

3925 N Gateway Dr

Appleton, WI 549137863

Telephone 9208306877
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

2025

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner - Family in Appleton, WI

Rising Specialist (<5 Yrs)
Practitioner Clinical Experience
1 Yrs -6.2 yrs vs City Avg
City Avg: 7.2 Yrs
State Avg: 8.9 Yrs
Regional Practice Density
148 Specialists

Practicing in Appleton, WI (2833 Statewide)

Telehealth Adoption Rate
7.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ullsperger (1 Years) 1 Yrs
Appleton Specialty Average (7.2 Years) 7.2 Yrs

Medical Specialties & State Licenses

CMS Verified: 2026-01-08
Nurse Practitioner - Family Primary Specialty

NUCC Taxonomy Code: 363LF0000X

State License WI 17450

Definition to come...

Nurse Practitioner - Gerontology

NUCC Taxonomy Code: 363LG0600X

State License WI 17450

Definition to come...

Nurse Practitioner - Primary Care

NUCC Taxonomy Code: 363LP2300X

State License WI 17450-33

Definition to come...

Hospital & Practice Group Affiliations

Thedacare, Incorporated

3925 N Gateway Dr, Appleton, WI 549137863

Phone: 8207026477

Secondary Practice Locations

333 N Green Bay Rd

Neenah, WI 549561954

Phone: 9207296088

Practice Associates & Co-Workers

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

34 Associated Practitioners
Elizabeth Barthel

Nurse Practitioner - Family

NPI 1003318437
NPI 1013362631
Steven Hamel , APN FP-C

Nurse Practitioner - Family

NPI 1023526498

APNFPC

Dr. Dirk Steinert , MD

Internal Medicine

NPI 1033137294

Doctor of Medicine (M.D.)

NPI 1043358914

Doctor of Osteopathic Medicine (D.O.)

Kathleen Erdahl

Nurse Practitioner - Family

NPI 1043748189

Career & Practice History Timeline

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

11 Historical Events
📍
Updated Business Mailing Address January 08, 2026

Registered at 3 NEENAH CTR, NEENAH, WI 549563070 (Tel: 9208305900)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 08, 2026

Nurse Practitioner (License #17450 in WI)

📍
Updated Practice Location November 25, 2025

Registered at 3925 N GATEWAY DR, APPLETON, WI 549137863 (Tel: 9208306877)

👤
Provider Name / Credentials Updated November 25, 2025

Recorded as MEHGAN ULLSPERGER, MSN, APNP, AGNP-C

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 23, 2025

Nurse Practitioner (License #17450-33 in WI)

NPI Profile Active December 09, 2024

NPI status registered as active in NPPES database

📍
Updated Practice Location December 09, 2024

Registered at 3000 E COLLEGE AVE, APPLETON, WI 549153251 (Tel: 9209690919)

📍
Updated Business Mailing Address December 09, 2024

Registered at W7609 CHICAGO CT, WAUTOMA, WI 549829025 (Tel: 9203122402)

👤
Provider Name / Credentials Updated December 09, 2024

Recorded as MEHGAN ULLSPERGER, RN

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 09, 2024

Registered Nurse (License #18236830 in WI)

🟢
Initial NPI Registration & Enumeration December 09, 2024

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: 1164238630
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: December 09, 2024
Last Update: January 08, 2026
Sole Proprietor: No

Mailing Address

3 Neenah Ctr

Neenah, WI 549563070

Phone: 9208305900

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.