MR. JOHN WILSON BAKER III LMFT
NPI 1801529730
Marriage & Family Therapist in Roseville, CA
About Mr. John Wilson Baker Iii Lmft NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. JOHN WILSON BAKER III LMFT (NPI 1801529730) is an individual marriage & family therapist in Roseville, California, licensed in California (160464) and active in the NPI registry since July 2022. He is enrolled in Medicare PECOS, maintains a secondary practice location in Newcastle, and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mr. John Wilson Baker Iii Lmft is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show John Baker reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stockton, CA 95210
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
San Jose, CA 95113
- Reassigned Medicare billing, California enrollment
- 3,139 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROSEVILLE, CA 95678
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Baker's NPI number?
The NPI number for John Baker is 1801529730. It was assigned to this individual provider in the NPPES registry on July 7, 2022.
Where is John Baker located?
John Baker practices at 300 Harding Blvd Ste 108, Roseville, CA 95678. The listed phone number is (530) 499-8744.
What is John Baker's specialty?
The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.
Is John Baker enrolled in Medicare?
Yes. John Baker is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Baker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Baker reassigns Medicare benefits to 2 organizations: Permanente Medical Group Inc (Stockton, CA) and Grow Healthcare Group PC (San Jose, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Baker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for John Baker was last updated on April 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mr. John Wilson Baker III, LMFT · NPI 1801529730
Marriage & Family Therapist provider in Roseville, California. Individual provider, active in the CMS NPPES registry since July 7, 2022.
## Identity
- **NPI:** 1801529730 (Entity type: Individual)
- **Enumerated:** July 7, 2022
- **Primary specialty:** Marriage & Family Therapist · taxonomy 106H00000X
- **State license:** 160464 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 300 HARDING BLVD STE 108, Roseville, CA 95678-2471
- **Phone:** (530) 499-8744
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Permanente Medical Group Inc (NPI 1548343510, Stockton, CA); Grow Healthcare Group PC (NPI 1154994846, San Jose, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** April 9, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1801529730) · Data from the CMS NPPES public registry.