DR. JOHN FIELDER PH.D.
NPI 1497987150
Psychologist - Clinical in Roseville, CA
About Dr. John Fielder Ph.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN FIELDER PH.D. (NPI 1497987150) is an individual clinical provider in Roseville, California, licensed in California (PSY6375) and active in the NPI registry since August 2009. He is enrolled in Medicare PECOS and is a graduate of Other (1970).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. John Fielder Ph.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show John Fielder reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Carmichael, CA 95608
- Reassigned Medicare billing, California enrollment
- 72 clinicians in this Medicare group
Gardena, CA 90248
- Reassigned Medicare billing, California enrollment
- 375 clinicians in this Medicare group
Carlsbad, CA 92008
- Reassigned Medicare billing, California enrollment
- 223 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95678 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROSEVILLE, CA 95678
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 Fielder's NPI number?
The NPI number for John Fielder is 1497987150. It was assigned to this individual provider in the NPPES registry on August 13, 2009.
Where is John Fielder located?
John Fielder practices at 300 Harding Blvd Suite 118, Roseville, CA 95678. The listed phone number is (916) 878-0355.
What is John Fielder's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is John Fielder enrolled in Medicare?
Yes. John Fielder is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for John Fielder's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Fielder reassigns Medicare benefits to 3 organizations: All Inclusive Medical Services, Inc (Carmichael, CA), Ehab Yacoub MD Inc. (Gardena, CA) and Memory Check Psychological Services, A Professional Corporation (Carlsbad, 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 Fielder'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 Fielder was last updated on August 13, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years 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.
# Dr. John Fielder, PH.D. · NPI 1497987150
Clinical provider in Roseville, California. Individual provider, active in the CMS NPPES registry since August 13, 2009.
## Identity
- **NPI:** 1497987150 (Entity type: Individual)
- **Enumerated:** August 13, 2009
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **State license:** PSY6375 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 300 HARDING BLVD, SUITE 118, Roseville, CA 95678-2470
- **Phone:** (916) 878-0355
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): All Inclusive Medical Services, Inc (NPI 1518369891, Carmichael, CA); Ehab Yacoub MD Inc. (NPI 1417373713, Gardena, CA); Memory Check Psychological Services, A Professional Corporation (NPI 1912184219, Carlsbad, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1970
## Record status
- **NPPES last updated:** August 13, 2009
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Source: [NPI Profile](https://npiprofile.com/npi/1497987150) · Data from the CMS NPPES public registry.