William C Leach, M.D.
Individual provider Active NPI Pediatrics Physician · Milwaukee, WI
NPI 1124013891 · NPPES record last updated Jul 13, 2026
Key facts
- NPI
- 1124013891
- Entity type
- Individual (NPI type 1)
- Primary specialty
- Pediatrics Physician 208000000X
- License
- 25333 (WI)
- Practice address
- 10909 W Bluemound Rd
Milwaukee, WI 53226-4247 - Phone
- (414) 258-0606
- Fax
- (414) 258-1953
- NPI assigned
- Sep 19, 2005
- Sex
- Male
- Sole proprietor
- No
Organizations & group practices 2
Medicare participation
- Medicare fee-for-service enrollment
- Enrolled in WI
- Eligible to order & refer
- Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes
Medicare enrollment records
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20090709000701 | WI | Practitioner - Pediatric Medicine | 6204988991 | Reassigns benefits to 1 organization |
National Provider Directory
- Medicare enrollment (NPD)
- Yes
- Credentials
- Doctor of Osteopathy, Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 25333 | WI | MD | Pediatrics Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Childrens Medical Group Inc | Pediatrics | Current |
Accepting new patients |
| Children'S Medical Group | Pediatrics | Past | Accepting new patients |
Locations
11035 W Forest Home Ave
Hales Corners, WI 53130
Phone (414) 425-5660
9000 W Wisconsin Ave
#958
Wauwatosa, WI 53226
Phone (414) 266-7615
Interoperability endpoints
- wleach7960@direct.chw.org
Specialties & licenses
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pediatrics Physician | 208000000X | 25333 | WI | Yes |
Addresses
Primary practice location
10909 W Bluemound Rd
Milwaukee, WI 53226-4247
Mailing address
10909 W Bluemound Rd
Milwaukee, WI 53226-4247
Phone (414) 258-0606
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 30018700 | Medicaid | WI |
Other providers in Milwaukee, WI
- Van Anh Mong Le
- Tyra B Lea
- Asia Tierra Leach
- Juvonta Leach
- Laurence Leach
- Edward Dean Leaders
- Tania Teresa Leaf
- Shanda N League
- Leahs Reliable Transportation Service LLC
- Holly L Leahy
All providers in Milwaukee, WI · Pediatrics Physician in Wisconsin
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Jul 13, 2026. Information in NPPES is self-reported and not verified by CMS.
- NUCC Health Care Provider Taxonomy: specialty names.
- Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
- Order and Referring (CMS).
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.