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MS. DIANE BIRGIT PROSSER MFT
NPI 1164731964
Marriage & Family Therapist in Fresno, CA

Active since September 28, 2010PECOS Enrolled
5090 N COLLEGE AVE APT 113, FRESNO, CA 93704(831) 917-7993 Get Directions Write a Review

NPPES record last updated: March 13, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 13, 2026, Sep 17, 2024, Jun 13, 2019 (3 updates tracked since 2019).

About Ms. Diane Birgit Prosser Mft NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. DIANE BIRGIT PROSSER MFT (NPI 1164731964) is an individual marriage & family therapist in Fresno, California, licensed in California (101YM0800X) and active in the NPI registry since September 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1164731964
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameMS. DIANE BIRGIT PROSSERCredential: MFT
Location Address5090 N COLLEGE AVE APT 113Fresno, CA 93704-2609
Mailing Address5090 N College Ave Apt 113Fresno, CA 93704-2609 · (831) 917-7993
Phone(831) 917-7993
Sole ProprietorYes
Enumeration DateSeptember 28, 2010
Last NPPES UpdateMarch 13, 20263 updates tracked since enumeration
NPPES CertifiedMarch 13, 2026
✔ NPI 1164731964 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
Licenses✔ Licensed in CA · 101YM0800X✔ Licensed in CA · 21767
Definition
A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.
5090 N COLLEGE AVE APT 113, Fresno, CA 93704
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Other Identifiers 2

Other21767CA · Bbs
OtherN4429037CA · Drivers License Number

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Diane Birgit Prosser Mft is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Diane Prosser reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

County Of Fresno
1.7 mi
Mental Health (Including Community Mental Health Center)
1925 E DAKOTA AVE
Fresno, CA 93726
  • Reassigned Medicare billing, California enrollment
  • 99 clinicians in this Medicare group
NPI 1770538001 (559) 600-9058
Grow Healthcare Group PC
121 mi
Mental Health
99 S ALMADEN BLVD STE 600
San Jose, CA 95113
  • Reassigned Medicare billing, California enrollment
  • 3,139 clinicians in this Medicare group
NPI 1154994846 (408) 402-4385

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 Diane Prosser's NPI number?

The NPI number for Diane Prosser is 1164731964. It was assigned to this individual provider in the NPPES registry on September 28, 2010.

Where is Diane Prosser located?

Diane Prosser practices at 5090 N College Ave Apt 113, Fresno, CA 93704. The listed phone number is (831) 917-7993.

What is Diane Prosser's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

Is Diane Prosser enrolled in Medicare?

Yes. Diane Prosser is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Diane Prosser's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diane Prosser reassigns Medicare benefits to 2 organizations: County Of Fresno (Fresno, 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 Diane Prosser'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 Diane Prosser was last updated on March 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.