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MR. MARK THOMAS ALESSANDRONI LCSW
NPI 1467504761
Counselor - Mental Health in San Francisco, CA

Active since January 17, 2007
4141 GEARY BLVD, 3 RD FLR., SAN FRANCISCO, CA 94118(415) 833-0203(415) 833-2248 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mr. Mark Thomas Alessandroni Lcsw NPPES

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

MR. MARK THOMAS ALESSANDRONI LCSW (NPI 1467504761) is an individual mental health provider in San Francisco, California, licensed in California (LCS 19867) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1467504761
Entity TypeIndividualMale
Primary Taxonomy101YM0800X
Provider Legal NameMR. MARK THOMAS ALESSANDRONICredential: LCSW
Location Address4141 GEARY BLVD, 3 RD FLR.San Francisco, CA 94118-3109
Mailing Address720 Duboce AveSan Francisco, CA 94117-3215 · (415) 255-0584
Phone(415) 833-0203
Fax(415) 833-2248
Sole ProprietorYes
Enumeration DateJanuary 17, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1467504761 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 · LCS 19867
4141 GEARY BLVD, San Francisco, CA 94118
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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.

DR. M D YOUNG PH.D.
Psychologist (Clinical)
4141 GEARY BLVD, 3RD FLR
SAN FRANCISCO, CA 94118
San Francisco County (415) 833-2292
DR. ANAT FEINSTEIN PH.D.
Psychologist (Clinical)
4141 GEARY BLVD, AUTISM SPECTRUM DISORDERS CENTER, SAN FRANCISCO
SAN FRANCISCO, CA 94118
San Francisco County (815) 833-4189
DR. LINA MAY HANNIGAN PH.D.
Psychologist (Health Service)
4141 GEARY BLVD, SUITE 212
SAN FRANCISCO, CA 94118
San Francisco County (415) 833-3327
DR. DEREK ROBERT BLECHINGER M.D.
Internal Medicine
4141 GEARY BLVD
SAN FRANCISCO, CA 94118
San Francisco County (415) 833-4414
ANDREA CHRISTINE RAFII
Audiologist-Hearing Aid Fitter
4141 GEARY BLVD, FIRST FLOOR
SAN FRANCISCO, CA 94118
San Francisco County (415) 833-8222
DR. KAREN MARIE KENNY PH.D.
Psychologist (Health Service)
4141 GEARY BLVD, SUITE 212
SAN FRANCISCO, CA 94118
San Francisco County (415) 833-4414
ELLIN PEARLMAN BECKER M.S., CCC-A
Audiologist
4141 GEARY BLVD, KAISER PERMANENTE - AUDIOLOGY CLINIC, 1ST FLOOR
SAN FRANCISCO, CA 94118
San Francisco County (415) 833-2202
DR. PRISCILLA MARQUIS PH.D.
Psychologist
4141 GEARY BLVD, 3RD FLOOR
SAN FRANCISCO, CA 94118
San Francisco County (415) 833-3159

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 Mark Alessandroni's NPI number?

The NPI number for Mark Alessandroni is 1467504761. It was assigned to this individual provider in the NPPES registry on January 17, 2007.

Where is Mark Alessandroni located?

Mark Alessandroni practices at 4141 Geary Blvd 3 Rd Flr., San Francisco, CA 94118. The listed phone number is (415) 833-0203.

What is Mark Alessandroni'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 Mark Alessandroni was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.