Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1619715877 Individual Practitioner Female Practitioner

Cassandra Joan Johnson , PA-C

Physician Assistant • Milwaukee, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Cassandra Johnson, PA-C is a certified Physician Assistant practicing in Milwaukee, WI. With approximately 1 years of clinical experience since graduating from University Of South Alabama College Of Medicine in 2025, Cassandra Johnson delivers high-quality medical care to the local community at 9200 W WISCONSIN AVE.

Cassandra Johnson is affiliated with The Medical College Of Wisconsin Inc and accepts Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

9200 W Wisconsin Ave

Milwaukee, WI 532263522

Telephone 4148050505
Fax 4149550231
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

University Of South Alabama College Of Medicine

Graduation Year

2025

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Milwaukee, WI

Rising Specialist (<5 Yrs)
Practitioner Clinical Experience
1 Yrs -9.1 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
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Johnson (1 Years) 1 Yrs
Milwaukee Specialty Average (10.1 Years) 10.1 Yrs

Medical Specialties & State Licenses

CMS Verified: 2026-02-24
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License WI 8662-23

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
1619715877 (WI)

Hospital & Practice Group Affiliations

The Medical College Of Wisconsin Inc

8701 W Watertown Plank, Milwaukee, WI 532263548

Phone: 4148053666

The Medical College Of Wisconsin Inc

8701 Watertown Plank Rd, Milwaukee, WI 532263548

Phone: 4148053666

Practice Associates & Co-Workers

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

40 Associated Practitioners
Kendra Frasier , APNP

Nurse Practitioner

NPI 1003647181

Advanced Practice Nurse Prescriber

Jill Pontinen

Physician Assistant

NPI 1043918006
Samantha Lautmann , NP

Nurse Practitioner - Acute Care

NPI 1053012146

Nurse Practitioner

NPI 1053734723

Nurse Practitioner

Brian Noel , PA-C

Physician Assistant

NPI 1063464774

Physician Assistant (Certified)

Dr. Kaitlin Annunzio , DO

Internal Medicine - Hematology & Oncology

NPI 1083110951

Doctor of Osteopathic Medicine (D.O.)

Career & Practice History Timeline

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

10 Historical Events
📍
Updated Practice Location February 24, 2026

Registered at 9200 W WISCONSIN AVE, MILWAUKEE, WI 532263522 (Tel: 4148050505)

📍
Updated Business Mailing Address February 24, 2026

Registered at 9200 W WISCONSIN AVE, MILWAUKEE, WI 532263522 (Tel: 4148050505)

👤
Provider Name / Credentials Updated February 24, 2026

Recorded as CASSANDRA JOHNSON, PA-C

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 24, 2026

Physician Assistant (License #8662-23 in WI)

NPI Profile Active July 22, 2024

NPI status registered as active in NPPES database

📍
Updated Practice Location July 22, 2024

Registered at 5721 USA DRIVE NORTH, MOBILE, AL 366880001 (Tel: 2514459334)

📍
Updated Business Mailing Address July 22, 2024

Registered at W154S7619 RAIN TREE CT, MUSKEGO, WI 531507761 (Tel: 2624087075)

👤
Provider Name / Credentials Updated July 22, 2024

Recorded as CASSANDRA JOHNSON

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 22, 2024

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration July 19, 2024

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Cassandra Johnson. Be the first to share your experience!

Sign in to leave a review for Cassandra Johnson

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1619715877
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 19, 2024
Last Update: February 24, 2026
Sole Proprietor: No

Mailing Address

9200 W Wisconsin Ave

Milwaukee, WI 532263522

Phone: 4148050505

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.