Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1740993435 Individual Practitioner Male Practitioner

John Judson Spencer , CAA

Anesthesiologist Assistant • Milwaukee, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

John Spencer, CAA is a certified Anesthesiologist Assistant practicing in Milwaukee, WI. With approximately 4 years of clinical experience since completing medical education in 2022, John Spencer delivers high-quality medical care to the local community at 9200 W WISCONSIN AVE.

John Spencer is affiliated with The Medical College Of Wisconsin Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope, anesthesia for x-ray or radiation therapy. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

9200 W Wisconsin Ave

Milwaukee, WI 532263522

Telephone 4148058700
Fax 4142591522
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

2022

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Anesthesiologist Assistant in Milwaukee, WI

Rising Specialist (<5 Yrs)
Practitioner Clinical Experience
4 Yrs -1.9 yrs vs City Avg
City Avg: 5.9 Yrs
State Avg: 9.2 Yrs
Regional Practice Density
99 Specialists

Practicing in Milwaukee, WI (264 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
96.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Spencer (4 Years) 4 Yrs
Milwaukee Specialty Average (5.9 Years) 5.9 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
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope
13 12 $2056.92 $73.52
01922 Anesthesia for x-ray or radiation therapy
13 13 $2980.79 $108.42

Medical Specialties & State Licenses

CMS Verified: 2023-01-26
Anesthesiologist Assistant Primary Specialty

NUCC Taxonomy Code: 367H00000X

State License WI 520-17

An individual certified by the state to perform anesthesia services under the direct supervision of an anesthesiologist. Anesthesiologist Assistants are required to have a bachelor's degree with a premed curriculum prior to entering a two-year anesthesiology assistant program, which is focused upon the delivery and maintenance of anesthesia care as well as advanced patient monitoring techniques. An Anesthesiologist Assistant must work as a member of the anesthesia care team under the direction of a qualified Anesthesiologist.

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
Dr. Joy Ikeri , DNP, AGACNP

Nurse Practitioner - Acute Care

NPI 1003387143

Doctor of Nursing Practice, Adult-Gerontology Acute Care Nurse Practitioner

Mackenzie Reid , AA

Anesthesiologist Assistant

NPI 1003529884
Aysha Muhammad , CAA

Anesthesiologist Assistant

NPI 1003696964
Dr. Quinn Hogan , MD

Anesthesiology

NPI 1003867847

Doctor of Medicine (M.D.)

NPI 1013004779

Doctor of Medicine (M.D.)

NPI 1013024207

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

7 Historical Events
📍
Updated Business Mailing Address January 26, 2023

Registered at 9200 W WISCONSIN AVE, MILWAUKEE, WI 532263522 (Tel: 4148058700)

NPI Profile Active December 28, 2022

NPI status registered as active in NPPES database

📍
Updated Practice Location December 28, 2022

Registered at 9200 W WISCONSIN AVE, MILWAUKEE, WI 532263522 (Tel: 4148058700)

📍
Updated Business Mailing Address December 28, 2022

Registered at 7439 HARWOOD AVE STE 304, WAUWATOSA, WI 532132666 (Tel: 6082860079)

👤
Provider Name / Credentials Updated December 28, 2022

Recorded as JOHN SPENCER, CAA

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 28, 2022

Anesthesiologist Assistant (License #520-17 in WI)

🟢
Initial NPI Registration & Enumeration December 28, 2022

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 John Spencer. Be the first to share your experience!

Sign in to leave a review for John Spencer

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

NPI Administrative Meta

NPI Number: 1740993435
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: December 28, 2022
Last Update: January 26, 2023
Sole Proprietor: No

Mailing Address

9200 W Wisconsin Ave

Milwaukee, WI 532263522

Phone: 4148058700

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.