MARY DONALDSON LMFT
NPI 1609695857
Counselor - Mental Health in El Segundo, CA

Q: What is Mary Donaldson's NPI number?

The NPI number for Mary Donaldson is 1609695857. It was assigned to this individual provider in the NPPES registry on October 4, 2024.

Q: What is Mary Donaldson's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Q: When was this NPI record last updated?

The NPPES record for Mary Donaldson was last updated on March 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.

Active since October 04, 2024

136 MAIN ST STE F, EL SEGUNDO, CA 90245(805) 540-4743 Get Directions Write a Review

NPPES record last updated: March 8, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Mar 8, 2025, Oct 4, 2024 (2 updates tracked since 2024).

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About Mary Donaldson Lmft NPPES

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

MARY DONALDSON LMFT (NPI 1609695857) is an individual mental health provider in El Segundo, California, licensed in California (152742) and active in the NPI registry since October 2024.

NPPES Registry Identity

NPI1609695857

Entity TypeIndividualFemale

Primary Taxonomy101YM0800X

Provider Legal NameMARY DONALDSONCredential: LMFT

Location Address136 MAIN ST STE FEl Segundo, CA 90245-3853

Mailing Address136 Main St Ste FEl Segundo, CA 90245-3853 · (805) 540-4743

Phone(805) 540-4743

Sole ProprietorYes

Enumeration DateOctober 4, 2024

Last NPPES UpdateMarch 8, 20252 updates tracked since enumeration

NPPES CertifiedMarch 8, 2025

✔ NPI 1609695857 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers

Taxonomy Code101YM0800X

License✔ Licensed in CA · 152742

136 MAIN ST STE F, El Segundo, CA 90245

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Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MYCAH MCNAMARA

Marriage & Family Therapist

136 MAIN ST STE F
EL SEGUNDO, CA 90245

Los Angeles County (517) 648-0130

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 Mary Donaldson's NPI number?

The NPI number for Mary Donaldson is 1609695857. It was assigned to this individual provider in the NPPES registry on October 4, 2024.

Where is Mary Donaldson located?

Mary Donaldson practices at 136 Main St Ste F, El Segundo, CA 90245. The listed phone number is (805) 540-4743.

What is Mary Donaldson's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Mary Donaldson was last updated on March 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.