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MUSTAFA SADIQ GHASSEMI LMFT
NPI 1356112734
Marriage & Family Therapist in Vacaville, CA

Active since January 12, 2024PECOS Enrolled
2050 PEABODY RD STE 300, VACAVILLE, CA 95687(707) 446-8600(774) 446-8100 Get Directions Write a Review

NPPES record last updated: February 2, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Feb 2, 2026, Dec 4, 2025 (2 updates tracked since 2025).

About Mustafa Sadiq Ghassemi Lmft NPPES

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

MUSTAFA SADIQ GHASSEMI LMFT (NPI 1356112734) is an individual marriage & family therapist in Vacaville, California, licensed in California (158572) and active in the NPI registry since January 2024. He is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1356112734
Entity TypeIndividualMale
Primary Taxonomy106H00000X
Provider Legal NameMUSTAFA SADIQ GHASSEMICredential: LMFT
Location Address2050 PEABODY RD STE 300Vacaville, CA 95687-6695
Mailing AddressPo Box 3918Merced, CA 95344-1918 · (575) 635-5111
Phone(707) 446-8600
Fax(774) 446-8100
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateJanuary 12, 2024
Last NPPES UpdateFebruary 2, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 2, 2026
✔ NPI 1356112734 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 · 158572
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.
2050 PEABODY RD STE 300, Vacaville, CA 95687
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mustafa Sadiq Ghassemi Lmft is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9335638436
PECOS Enrollment IDI20251029002658
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 Mustafa Ghassemi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Positive Change Counseling Services, A Professional Corporation Of Mar
Same address
Marriage & Family Therapist
2050 PEABODY RD, SUITE 300
Vacaville, CA 95687
  • Reassigned Medicare billing, California enrollment
  • 6 clinicians in this Medicare group
NPI 1457668592 (707) 446-8600

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 7

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

MRS. NICHOLETT ALEXANDRIA BASCOU LPCC 13440
Counselor (Mental Health)
2050 PEABODY RD STE 300
VACAVILLE, CA 95687
Solano County (707) 727-9760
DAVID MCASEY MFT
Marriage & Family Therapist
2050 PEABODY RD STE 300
VACAVILLE, CA 95687
Solano County (707) 446-8600
CARMELITA ECHO HORNE MFT
Marriage & Family Therapist
2050 PEABODY RD STE 300
VACAVILLE, CA 95687
Solano County (707) 446-8600
MS. KAYLA MARIE GERMINI
Counselor (Professional)
2050 PEABODY RD STE 300
VACAVILLE, CA 95687
Solano County (707) 446-8600
KYLE ANGELO CRUZ SIY
Marriage & Family Therapist
2050 PEABODY RD STE 300
VACAVILLE, CA 95687
Solano County (707) 446-8600
DR. WAYNE ERIC PRIBBLE PHD
Psychologist (Clinical)
2050 PEABODY RD STE 300
VACAVILLE, CA 95687
Solano County (707) 446-8600
DAENA VILLAGRANA LMFT
Marriage & Family Therapist
2050 PEABODY RD STE 300
VACAVILLE, CA 95687
Solano County (707) 446-8600

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 Mustafa Ghassemi's NPI number?

The NPI number for Mustafa Ghassemi is 1356112734. It was assigned to this individual provider in the NPPES registry on January 12, 2024.

Where is Mustafa Ghassemi located?

Mustafa Ghassemi practices at 2050 Peabody Rd Ste 300, Vacaville, CA 95687. The listed phone number is (707) 446-8600.

What is Mustafa Ghassemi's specialty?

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

Is Mustafa Ghassemi enrolled in Medicare?

Yes. Mustafa Ghassemi is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mustafa Ghassemi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mustafa Ghassemi reassigns Medicare benefits to Positive Change Counseling Services, A Professional Corporation Of Mar (Vacaville, 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 Mustafa Ghassemi'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 Mustafa Ghassemi was last updated on February 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.