ISABEL DIAMOND LMFT
NPI 1255966529
Marriage & Family Therapist in Oakland, CA

Active since March 07, 2020Opted out of Medicare · through Jul 25, 2027
2940 SUMMIT ST STE 2D, OAKLAND, CA 94609(510) 761-8978 Get Directions Write a Review

NPPES record last updated: February 9, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Feb 9, 2022, Mar 7, 2020 (2 updates tracked since 2020).

About Isabel Diamond Lmft NPPES

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

ISABEL DIAMOND LMFT (NPI 1255966529) is an individual marriage & family therapist in Oakland, California, licensed in California (114067) and active in the NPI registry since March 2020. She has opted out of Medicare through July 25, 2027.

NPPES Registry Identity

NPI1255966529
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameISABEL DIAMONDCredential: LMFT
Location Address2940 SUMMIT ST STE 2DOakland, CA 94609-3416
Mailing Address2940 Summit St Ste 2dOakland, CA 94609-3416 · (510) 761-8978
Sole ProprietorYes
Enumeration DateMarch 7, 2020
Last NPPES UpdateFebruary 9, 20222 updates tracked since enumeration
NPPES CertifiedFebruary 9, 2022
NPI 1255966529 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 · 114067
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.

2940 SUMMIT ST STE 2D, Oakland, CA 94609

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Opted out of Medicare

Isabel Diamond Lmft has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 25, 2025 through July 25, 2027.

Opt-Out Effective DateJuly 25, 2025
Opt-Out In Effect ThroughJuly 25, 2027Opt-out affidavits renew automatically every two years unless cancelled

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.

Psychiatry & Neurology (Psychiatry)
2940 SUMMIT ST STE 2D
OAKLAND, CA 94609
Health and Wellness Coach
2940 SUMMIT ST STE 2D
OAKLAND, CA 94609
Counselor (Mental Health)
2940 SUMMIT ST STE 2D
OAKLAND, CA 94609
Marriage & Family Therapist
2940 SUMMIT ST STE 2D
OAKLAND, CA 94609
Counselor (Mental Health)
2940 SUMMIT ST STE 2D
OAKLAND, CA 94609
Counselor (Mental Health)
2940 SUMMIT ST STE 2D
OAKLAND, CA 94609
Marriage & Family Therapist
2940 SUMMIT ST STE 2D
OAKLAND, CA 94609
Psychologist (Clinical)
2940 SUMMIT ST STE 2D
OAKLAND, CA 94609

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 Isabel Diamond's NPI number?

The NPI number for Isabel Diamond is 1255966529. It was assigned to this individual provider in the NPPES registry on March 7, 2020.

Where is Isabel Diamond located?

Isabel Diamond practices at 2940 Summit St Ste 2D, Oakland, CA 94609. The listed phone number is (510) 761-8978.

What is Isabel Diamond's specialty?

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

Is Isabel Diamond enrolled in Medicare?

No. Isabel Diamond has opted out of Medicare through July 25, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Isabel Diamond was last updated on February 9, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.