Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1124013891 Individual Practitioner Male Practitioner

Dr. William C Leach , MD

Pediatrics • Milwaukee, WI

Professional Overview & Biography Verified Profile Summary

Dr. William Leach, MD is a registered healthcare professional specializing in Pediatrics in Milwaukee, WI. Practice services are available at 10909 W BLUEMOUND RD under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

10909 W Bluemound Rd

Milwaukee, WI 532264247

Telephone 4142580606
Fax 4142581953
Associated Practice Facility / Clinic
🏢 Children's Medical Group Facility NPI 1285809418

Specialty Benchmarks & Practice Insights

Comparative analytics for Pediatrics in Milwaukee, WI

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 12.8 Yrs
State Avg: 18.1 Yrs
Regional Practice Density
237 Specialists

Practicing in Milwaukee, WI (1245 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Pediatrics Primary Specialty

NUCC Taxonomy Code: 208000000X

State License WI 25333

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
30018700 (WI)

Practice Associates & Co-Workers

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

11 Associated Practitioners
NPI 1013902121

Doctor of Medicine (M.D.)

NPI 1053723130
NPI 1093352387

Doctor of Medicine (M.D.)

Dr. Nicole Henricks , PsyD

Psychologist - Clinical

NPI 1306731724

Doctor of Psychology (Psy.D.)

Olivia Oddis

Social Worker - Clinical

NPI 1558217067
NPI 1609119668

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 10909 W BLUEMOUND RD, MILWAUKEE, WI 532264247 (Tel: 4142580606)

📍
Updated Business Mailing Address July 08, 2007

Registered at 10909 W BLUEMOUND RD, MILWAUKEE, WI 532264247 (Tel: 4142580606)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as WILLIAM LEACH, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Pediatrics (License #25333 in WI)

🟢
Initial NPI Registration & Enumeration September 19, 2005

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 Dr. William Leach. Be the first to share your experience!

Sign in to leave a review for Dr. William Leach

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

NPI Administrative Meta

NPI Number: 1124013891
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: September 19, 2005
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

10909 W Bluemound Rd

Milwaukee, WI 532264247

Phone: 4142580606

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.