DR. TIMOTHY VINCENT HARTNETT PH.D., MFT
NPI 1124006408
Marriage & Family Therapist in Santa Cruz, CA
About Dr. Timothy Vincent Hartnett Ph.d., Mft NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TIMOTHY VINCENT HARTNETT PH.D., MFT (NPI 1124006408) is an individual marriage & family therapist in Santa Cruz, California, licensed in California (MFC27228) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1986).
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. Timothy Vincent Hartnett Ph.d., Mft 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 Reassignment
Medicare enrollment records show Timothy Hartnett reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Watsonville, CA 95076
- Reassigned Medicare billing, California enrollment
- 10 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SANTA CRUZ, CA 95062
SANTA CRUZ, CA 95062
SANTA CRUZ, CA 95062
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 Timothy Hartnett's NPI number?
The NPI number for Timothy Hartnett is 1124006408. It was assigned to this individual provider in the NPPES registry on January 5, 2006.
Where is Timothy Hartnett located?
Timothy Hartnett practices at 700 Frederick St Ste 103, Santa Cruz, CA 95062. The listed phone number is (831) 996-1222.
What is Timothy Hartnett's specialty?
The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.
Is Timothy Hartnett enrolled in Medicare?
Yes. Timothy Hartnett 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 organization bills Medicare for Timothy Hartnett's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Hartnett reassigns Medicare benefits to Shine A Light Counseling Center, Inc (Watsonville, 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 Timothy Hartnett'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 Timothy Hartnett was last updated on April 29, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Timothy Vincent Hartnett, PH.D., MFT · NPI 1124006408
Marriage & Family Therapist provider in Santa Cruz, California. Individual provider, active in the CMS NPPES registry since January 5, 2006.
## Identity
- **NPI:** 1124006408 (Entity type: Individual)
- **Enumerated:** January 5, 2006
- **Primary specialty:** Marriage & Family Therapist · taxonomy 106H00000X
- **State license:** MFC27228 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 700 FREDERICK ST STE 103, Santa Cruz, CA 95062-2239
- **Phone:** (831) 996-1222 · **Fax:** (831) 417-0443
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Shine A Light Counseling Center, Inc (NPI 1689058349, Watsonville, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1986
## Record status
- **NPPES last updated:** April 29, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1124006408) · Data from the CMS NPPES public registry.