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

MRS. MARGARET MARY MCMULLEN-FAFF M.S.W.
NPI 1801836374
Marriage & Family Therapist in Farmington Hills, MI

Q: What is Margaret Mcmullen-faff's NPI number?

The NPI number for Margaret Mcmullen-faff is 1801836374. It was assigned to this individual provider in the NPPES registry on June 6, 2006.

Q: What is Margaret Mcmullen-faff's specialty?

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

Active since June 06, 2006

33045 HAMILTON CT, SUITE W-300, FARMINGTON HILLS, MI 48334(248) 848-1558(248) 848-3592 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Jul 13, 2026, Sep 11, 2025 (2 updates tracked since 2025).

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About Mrs. Margaret Mary Mcmullen-faff M.s.w. NPPES

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

MRS. MARGARET MARY MCMULLEN-FAFF M.S.W. (NPI 1801836374) is an individual marriage & family therapist in Farmington Hills, Michigan, licensed in Michigan (063874) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1801836374

Entity TypeIndividualFemale

Primary Taxonomy106H00000X

Provider Legal NameMRS. MARGARET MARY MCMULLEN-FAFFCredential: M.S.W.

Location Address33045 HAMILTON CT, SUITE W-300Farmington Hills, MI 48334-3385

Mailing Address33045 Hamilton Ct, Suite W-300Farmington Hills, MI 48334-3385 · (248) 848-1558 · Fax (248) 848-3592

Phone(248) 848-1558

Fax(248) 848-3592

Sole ProprietorNo

Enumeration DateJune 6, 2006

Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration

✔ NPI 1801836374 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers

Taxonomy Code106H00000X

License✔ Licensed in MI · 063874

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.

Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X · License 063874 (MI)

33045 HAMILTON CT, Farmington Hills, MI 48334

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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. SANDRA JEAN WEISS M.S.W.

Counselor (Mental Health)