MR. DAVID GRAYSON MFT- I
NPI 1932507522
Marriage & Family Therapist in Stockton, CA
About Mr. David Grayson Mft- I NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. DAVID GRAYSON MFT- I (NPI 1932507522) is an individual marriage & family therapist in Stockton, California, licensed in California (122546) and active in the NPI registry since December 2014. He is enrolled in Medicare PECOS and is a graduate of Other (2014).
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 (PECOS)
Mr. David Grayson Mft- I is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show David Grayson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
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.
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 David Grayson's NPI number?
The NPI number for David Grayson is 1932507522. It was assigned to this individual provider in the NPPES registry on December 12, 2014.
Where is David Grayson located?
David Grayson practices at 1621 Brookside Rd, Stockton, CA 95204. The listed phone number is (209) 670-6799.
What is David Grayson's specialty?
The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.
Is David Grayson enrolled in Medicare?
Yes. David Grayson is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for David Grayson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Grayson reassigns Medicare benefits to Grow Healthcare Group PC (San Jose, CA). The 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 David Grayson'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 David Grayson was last updated on December 9, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Mr. David Grayson, MFT- I · NPI 1932507522
Marriage & Family Therapist provider in Stockton, California. Individual provider, active in the CMS NPPES registry since December 12, 2014.
## Identity
- **NPI:** 1932507522 (Entity type: Individual)
- **Enumerated:** December 12, 2014
- **Primary specialty:** Marriage & Family Therapist · taxonomy 106H00000X
- **State license:** 122546 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1621 BROOKSIDE RD, Stockton, CA 95204
- **Phone:** (209) 670-6799
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Grow Healthcare Group PC (NPI 1154994846, San Jose, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** December 9, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1932507522) · Data from the CMS NPPES public registry.