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MR. MARK DENNIS SANDLIN MA
NPI 1255832697
Marriage & Family Therapist in San Dimas, CA

Active since February 21, 2018
1111 W COVINA BLVD, SAN DIMAS, CA 91773(626) 771-7567 Get Directions Write a Review

NPPES record last updated: February 21, 2018. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mr. Mark Dennis Sandlin Ma NPPES

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

MR. MARK DENNIS SANDLIN MA (NPI 1255832697) is an individual marriage & family therapist in San Dimas, California, licensed in California (91727) and active in the NPI registry since February 2018.

NPPES Registry Identity

NPI1255832697
Entity TypeIndividualMale
Primary Taxonomy106H00000X
Provider Legal NameMR. MARK DENNIS SANDLINCredential: MA
Location Address1111 W COVINA BLVDSan Dimas, CA 91773-3205
Mailing Address354 S Hepner AveCovina, CA 91723-2508 · (626) 825-2063
Phone(626) 771-7567
Sole ProprietorYes
Enumeration DateFebruary 21, 2018
✔ NPI 1255832697 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 · 91727
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.
1111 W COVINA BLVD, San Dimas, CA 91773
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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.

MICHAEL CALLAHAN
Marriage & Family Therapist
1111 W COVINA BLVD
SAN DIMAS, CA 91773
Los Angeles County (909) 979-3722
MOHAMMAD YASSER ASCHA DDS
Dentist (General Practice)
1111 W COVINA BLVD, SUITE 210
SAN DIMAS, CA 91773
Los Angeles County (909) 599-3685
DR. MARIO RENE ALEMAN D.D.S.
Dentist (General Practice)
1111 W COVINA BLVD, SUITE 240
SAN DIMAS, CA 91773
Los Angeles County (909) 305-2324
JOCELYN OLIVARES-HERNANDEZ
Specialist/Technologist (Speech-Language Assistant)
1111 W COVINA BLVD
SAN DIMAS, CA 91773
Los Angeles County (909) 675-7017
DR. MOHAMED IHSAN KAYALI D.D.S.
Dentist (Periodontics)
1111 W COVINA BLVD, SUITE 220
SAN DIMAS, CA 91773
Los Angeles County (909) 599-9510
ALEXANDRA SARA DHUS
Counselor (Mental Health)
1111 W COVINA BLVD
SAN DIMAS, CA 91773
Los Angeles County (626) 515-4214
MAGDY S SARIELDIN PHYSICAL THERAPIST
Physical Therapist
1111 W COVINA BLVD, SUITE 100
SAN DIMAS, CA 91773
Los Angeles County (909) 599-0774
DR. MOHSEN 'ROBIN' F ABARI DDS
Dentist (Orthodontics and Dentofacial Orthopedics)
1111 W COVINA BLVD, SUITE 230
SAN DIMAS, CA 91773
Los Angeles County (909) 599-4000

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 Sandlin's NPI number?

The NPI number for Mark Sandlin is 1255832697. It was assigned to this individual provider in the NPPES registry on February 21, 2018.

Where is Mark Sandlin located?

Mark Sandlin practices at 1111 W Covina Blvd, San Dimas, CA 91773. The listed phone number is (626) 771-7567.

What is Mark Sandlin's specialty?

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

When was this NPI record last updated?

The NPPES record for Mark Sandlin was last updated on February 21, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.