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MS. GWENDOLYN ELIZABETH MOODY-TZANNES
NPI 1386839231
Marriage & Family Therapist in Oakland, CA

Active since September 12, 2007PECOS Enrolled
2540 CHARLESTON ST, OAKLAND, CA 94602(510) 531-7551 Get Directions Write a Review

NPPES record last updated: April 4, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Ms. Gwendolyn Elizabeth Moody-tzannes NPPES

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

MS. GWENDOLYN ELIZABETH MOODY-TZANNES (NPI 1386839231) is an individual marriage & family therapist in Oakland, California, licensed in California (MFC 52291) and active in the NPI registry since September 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1386839231
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameMS. GWENDOLYN ELIZABETH MOODY-TZANNES
Location Address2540 CHARLESTON STOakland, CA 94602-2508
Mailing Address2500 Bissell AveRichmond, CA 94804-1815 · (925) 323-0179
Phone(510) 531-7551
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateSeptember 12, 2007
Last NPPES UpdateApril 4, 2022
NPPES CertifiedApril 4, 2022
✔ NPI 1386839231 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
License✔ Licensed in CA · MFC 52291
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.
2540 CHARLESTON ST, Oakland, CA 94602
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Other Names 1

Professional Name (2)Mrs. Gwendolyn Elizabeth Tzannes Lmft

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Gwendolyn Elizabeth Moody-tzannes is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1052890837
PECOS Enrollment IDI20260211002662
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 Reassignment

Medicare enrollment records show Gwendolyn Moody-tzannes reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Grow Healthcare Group PC
37 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.

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.

MRS. SARA LOUISE MCKINNON
Marriage & Family Therapist
2540 CHARLESTON ST
OAKLAND, CA 94602
Alameda County (510) 220-2548
MICHAEL ERWIN CLARK JR.
Marriage & Family Therapist
2540 CHARLESTON ST
OAKLAND, CA 94602
Alameda County (510) 531-7551
RENALD EDWARDS JR.
Counselor
2540 CHARLESTON ST
OAKLAND, CA 94602
Alameda County (510) 531-3666
MS. DIANE MCCULLOUGH
Marriage & Family Therapist
2540 CHARLESTON ST
OAKLAND, CA 94602
Alameda County (510) 531-7551
KRISTIN MICHELLE WAGNER LCSW
Social Worker (Clinical)
2540 CHARLESTON ST
OAKLAND, CA 94602
Alameda County (510) 531-3666
ADRIANA ZAPIEN
Day Training/Habilitation Specialist
2540 CHARLESTON ST
OAKLAND, CA 94602
Alameda County (510) 913-4696
JANIS CAVICCHIA
Marriage & Family Therapist
2540 CHARLESTON ST
OAKLAND, CA 94602
Alameda County (510) 531-7551
JOSE DANIEL HERNANDEZ B.A.
Student in an Organized Health Care Education/Training Program
2540 CHARLESTON ST
OAKLAND, CA 94602
Alameda County (510) 531-7551

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 Gwendolyn Moody-tzannes's NPI number?

The NPI number for Gwendolyn Moody-tzannes is 1386839231. It was assigned to this individual provider in the NPPES registry on September 12, 2007. The provider is also known as Mrs. Gwendolyn Elizabeth Tzannes Lmft.

Where is Gwendolyn Moody-tzannes located?

Gwendolyn Moody-tzannes practices at 2540 Charleston St, Oakland, CA 94602. The listed phone number is (510) 531-7551.

What is Gwendolyn Moody-tzannes's specialty?

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

Is Gwendolyn Moody-tzannes enrolled in Medicare?

Yes. Gwendolyn Moody-tzannes is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Gwendolyn Moody-tzannes's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gwendolyn Moody-tzannes 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 Gwendolyn Moody-tzannes'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 Gwendolyn Moody-tzannes was last updated on April 4, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.