Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CHRISTINA ARMSTRONG MFT
NPI 1982215539
Marriage & Family Therapist in Costa Mesa, CA

Q: What is Christina Armstrong's NPI number?

The NPI number for Christina Armstrong is 1982215539. It was assigned to this individual provider in the NPPES registry on August 16, 2020.

Q: What is Christina Armstrong's specialty?

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

Q: Is Christina Armstrong enrolled in Medicare?

No. Christina Armstrong has opted out of Medicare through March 12, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

Active since August 16, 2020Opted out of Medicare · through Mar 12, 2028

1700 ADAMS AVE STE 214, COSTA MESA, CA 92626(714) 957-1973 Get Directions Write a Review

NPPES record last updated: August 19, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Aug 19, 2026, Aug 16, 2020 (2 updates tracked since 2020).

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About Christina Armstrong Mft NPPES

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

CHRISTINA ARMSTRONG MFT (NPI 1982215539) is an individual marriage & family therapist in Costa Mesa, California, licensed in California (108753) and active in the NPI registry since August 2020. She has opted out of Medicare through March 12, 2028.

NPPES Registry Identity

NPI1982215539

Entity TypeIndividualFemale

Primary Taxonomy106H00000X

Provider Legal NameCHRISTINA ARMSTRONGCredential: MFT

Location Address1700 ADAMS AVE STE 214Costa Mesa, CA 92626-4865

Mailing Address1700 Adams Ave Ste 214Costa Mesa, CA 92626-4865 · (714) 957-1973

Phone(714) 957-1973

Sole ProprietorYes

Enumeration DateAugust 16, 2020

Last NPPES UpdateAugust 19, 20262 updates tracked since enumeration

NPPES CertifiedAugust 19, 2026

✔ NPI 1982215539 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 · 108753

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.

1700 ADAMS AVE STE 214, Costa Mesa, CA 92626

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Christina Armstrong Mft 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 March 12, 2026 through March 12, 2028.

Opt-Out Effective DateMarch 12, 2026

Opt-Out In Effect ThroughMarch 12, 2028Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 10

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

MR. MATTHEW JOHN LEWIS

Marriage & Family Therapist