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MR. ALEX MARK SILBERSTEIN MFT
NPI 1598773723
Marriage & Family Therapist in San Francisco, CA

Active since August 03, 2006Opted out of Medicare · through Jan 1, 2028
423 GOUGH ST, SAN FRANCISCO, CA 94102(415) 646-0421(415) 674-4961 Get Directions Write a Review

NPPES record last updated: March 11, 2011. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mr. Alex Mark Silberstein Mft NPPES

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

MR. ALEX MARK SILBERSTEIN MFT (NPI 1598773723) is an individual marriage & family therapist in San Francisco, California, licensed in California (MFC17584) and active in the NPI registry since August 2006. He has opted out of Medicare through January 1, 2028.

NPPES Registry Identity

NPI1598773723
Entity TypeIndividualMale
Primary Taxonomy106H00000X
Provider Legal NameMR. ALEX MARK SILBERSTEINCredential: MFT
Location Address423 GOUGH STSan Francisco, CA 94102-4415
Mailing Address423 Gough StSan Francisco, CA 94102-4415 · (415) 646-0421 · Fax (415) 674-4961
Phone(415) 646-0421
Fax(415) 674-4961
Sole ProprietorYes
Enumeration DateAugust 3, 2006
Last NPPES UpdateMarch 11, 2011
✔ NPI 1598773723 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 · MFC17584
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.
423 GOUGH ST, San Francisco, CA 94102
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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

Mr. Alex Mark Silberstein 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 January 1, 2024 through January 1, 2028.

Opt-Out Effective DateJanuary 1, 2024
Opt-Out In Effect ThroughJanuary 1, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Other Providers at the Same Location NPPES 15

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

MS. JEAN GORDON LITTLE LCSW
Social Worker (Clinical)
423 GOUGH ST, SUITE E
SAN FRANCISCO, CA 94102
San Francisco County (415) 431-9848
CITY & COUNTY OF SAN FRANCISCO
Clinic/Center (Methadone)
423 GOUGH ST, HARM REDUCTION THERAPY CENTER
SAN FRANCISCO, CA 94102
San Francisco County (415) 863-4282
ELIZABETH PACE LMFT, LPCC
Marriage & Family Therapist
423 GOUGH ST
SAN FRANCISCO, CA 94102
San Francisco County (415) 562-6424
MS. HEATHER AYERS-CLUFF LCSW
Social Worker (Clinical)
423 GOUGH ST
SAN FRANCISCO, CA 94102
San Francisco County (415) 320-8590
MS. BRENDA JEANNE COURTNEY MFT
Marriage & Family Therapist
423 GOUGH ST
SAN FRANCISCO, CA 94102
San Francisco County (510) 527-5662
DR. PATRICIA ANN DENNING PHD
Psychologist (Addiction (Substance Use Disorder))
423 GOUGH ST, SUITE C
SAN FRANCISCO, CA 94102
San Francisco County (415) 252-0669
ELIZABETH KITA PHD, LCSW
Social Worker (Clinical)
423 GOUGH ST
SAN FRANCISCO, CA 94102
San Francisco County (415) 377-0345
MR. JOHN DAVID WISKIND LCSW
Social Worker (Clinical)
423 GOUGH ST
SAN FRANCISCO, CA 94102
San Francisco County (510) 292-9090

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 Alex Silberstein's NPI number?

The NPI number for Alex Silberstein is 1598773723. It was assigned to this individual provider in the NPPES registry on August 3, 2006.

Where is Alex Silberstein located?

Alex Silberstein practices at 423 Gough St, San Francisco, CA 94102. The listed phone number is (415) 646-0421.

What is Alex Silberstein's specialty?

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

Is Alex Silberstein enrolled in Medicare?

No. Alex Silberstein has opted out of Medicare through January 1, 2028. 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 Alex Silberstein was last updated on March 11, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years 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.