William O. Baker
Case Manager/Care Coordinator · Vallejo, CA
Practice location
PO Box 5431Vallejo, CA 94591-0543
- Phone
- (510) 684-4880
NPI record
- NPI
- 1952259632
- Entity type
- Individual (Type 1)
- Enumeration date
- March 19, 2026
- Last updated
- March 19, 2026
- Certified
- March 18, 2026
- Sole proprietor
- No
Specialties & taxonomy codes
| Taxonomy | Code | License | State |
|---|---|---|---|
| Case Manager/Care Coordinator Primary | 171M00000X |
— | — |
About William Baker
William O. Baker is a healthcare provider registered in the NPI registry with the primary taxonomy Case Manager/Care Coordinator (code 171M00000X). The practice location is PO Box 5431, Vallejo, CA 94591-0543. The NPI number 1952259632 was assigned on March 19, 2026 and the record was last updated on March 19, 2026.
Frequently asked questions
What is the NPI number of William O. Baker?
The NPI number is 1952259632.
What is the phone number of William Baker?
The phone number listed for the practice location is (510) 684-4880.
Where is William Baker located?
PO Box 5431, Vallejo, CA 94591-0543.
What is the taxonomy code for William Baker?
The primary taxonomy code is 171M00000X – Case Manager/Care Coordinator.
Is this information correct?
All details come from the public NPPES registry. Providers can update their record at nppes.cms.hhs.gov; changes appear here after the next weekly update.
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