Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1396294575 Individual Practitioner Female Practitioner

Allyssa A Nicholas , PA-C

Physician Assistant • Milwaukee, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Allyssa Nicholas, PA-C is a certified Physician Assistant practicing in Milwaukee, WI. With approximately 10 years of clinical experience since completing medical education in 2016, Allyssa Nicholas delivers high-quality medical care to the local community at 2801 W KINNICKINNIC RIVER PKWY.

Allyssa Nicholas is affiliated with Aurora Medical Group, Inc. and accepts Medicare assignment.

Frequently performed procedures and clinical services include critical care, subsequent hospital care with moderate levelof medical decision making, if using time, at least, critical care, first. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2801 W Kinnickinnic River Pkwy

Milwaukee, WI 532153669

Telephone 4146493240
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

2016

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Milwaukee, WI

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
10 Yrs -0.1 yrs vs City Avg
City Avg: 10.1 Yrs
State Avg: 14.1 Yrs
Regional Practice Density
824 Specialists

Practicing in Milwaukee, WI (3517 Statewide)

Telehealth Adoption Rate
11.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
88.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Nicholas (10 Years) 10 Yrs
Milwaukee Specialty Average (10.1 Years) 10.1 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2019)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99292 Critical care, each additional 30 minutes
126 23 $879.72 $91.45
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
47 20 $433.57 $78.87
99291 Critical care, first 30-74 minutes
23 11 $1753.00 $182.51
99239 Hospital discharge day management, more than 30 minutes
12 12 $612.00 $83.06

Medical Specialties & State Licenses

CMS Verified: 2025-10-13
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License WI 3909-23

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
1396294575 (WI)

Hospital & Practice Group Affiliations

Aurora Medical Group, Inc.

1020 N 12th St, Milwaukee, WI 532331308

Phone: 4142193056

Aurora Medical Group, Inc.

2900 W Oklahoma Ave, Milwaukee, WI 532154330

Phone: 4146465410

Aurora Medical Group, Inc.

2801 W Kinnickinnic River Pkwy, Milwaukee, WI 532153669

Phone: 4143858600

Secondary Practice Locations

9000 W Wisconsin Ave

Milwaukee, WI 532264874

Phone: 4142662380

6609 W Greenfield Ave

West Allis, WI 532144958

Phone: 4142578577

Practice Associates & Co-Workers

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

40 Associated Practitioners
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Physician Assistant - Surgical

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NPI 1174553432

Doctor of Medicine (M.D.)

NPI 1194793380

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

14 Historical Events
📍
Updated Practice Location January 22, 2024

Registered at 2801 W KINNICKINNIC RIVER PKWY, MILWAUKEE, WI 532153669 (Tel: 4146493240)

📍
Updated Business Mailing Address January 22, 2024

Registered at PO BOX 735044, CHICAGO, IL 606735044 (Tel: 8003262250)

📍
Updated Practice Location May 09, 2022

Registered at 9000 W WISCONSIN AVE, MILWAUKEE, WI 532264874 (Tel: 4142662380)

📍
Updated Business Mailing Address May 09, 2022

Registered at 9000 W WISCONSIN AVE, MILWAUKEE, WI 532264874 (Tel: 4142662380)

📍
Updated Practice Location June 25, 2019

Registered at 6609 W GREENFIELD AVE, WEST ALLIS, WI 532144958 (Tel: 4142578577)

📍
Updated Business Mailing Address June 25, 2019

Registered at 6609 W GREENFIELD AVE, WEST ALLIS, WI 532144958 (Tel: 4142578577)

📍
Updated Practice Location August 13, 2018

Registered at 9200 W WISCONSIN AVE, TRANSPLANT SURGERY, MILWAUKEE, WI 53226 (Tel: 4149556920)

👤
Provider Name / Credentials Updated August 13, 2018

Recorded as ALLYSSA NICHOLAS, PA-C

NPI Profile Active September 30, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location September 30, 2016

Registered at 9200 W WISCONSIN AVE, TRANSPLANT SURGERY, MILWAUKEE, WI 532263522 (Tel: 4149556920)

📍
Updated Business Mailing Address September 30, 2016

Registered at 9200 W WISCONSIN AVE, TRANSPLANT SURGERY, MILWAUKEE, WI 532263522 (Tel: 4149556920)

👤
Provider Name / Credentials Updated September 30, 2016

Recorded as ALLYSSA KNOEBEL, PA-C

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 30, 2016

Physician Assistant (License #3909-23 in WI)

🟢
Initial NPI Registration & Enumeration September 28, 2016

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: 1396294575
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: September 28, 2016
Last Update: October 13, 2025
Sole Proprietor: No

Mailing Address

Po Box 735044

Chicago, IL 606735044

Phone: 8003262250

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.