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

DAVID MAHL MD
NPI 1104881143
Psychologist in Brooklyn, NY

Active since April 20, 2006
5205 CHURCH AVE, BROOKLYN, NY 11203(718) 688-8000(718) 385-5104 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About David Mahl Md NPPES

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

DAVID MAHL MD (NPI 1104881143) is an individual psychologist in Brooklyn, New York, licensed in New York (015797) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1104881143
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDAVID MAHLCredential: MD
Location Address5205 CHURCH AVEBrooklyn, NY 11203-3513
Mailing Address5205 Church AveBrooklyn, NY 11203-3513 · (718) 688-8000 · Fax (718) 385-5104
Fax(718) 385-5104
Sole ProprietorNo
Enumeration DateApril 20, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1104881143 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in NY · 015797
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
5205 CHURCH AVE, Brooklyn, NY 11203

Other Identifiers 1

Medicaid02568321NY

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.

Dietitian, Registered
5205 CHURCH AVE
BROOKLYN, NY 11203
Chiropractor
5205 CHURCH AVE
BROOKLYN, NY 11203
Physician Assistant
5205 CHURCH AVE
BROOKLYN, NY 11203
Dentist
5205 CHURCH AVE
BROOKLYN, NY 11203
Dentist
5205 CHURCH AVE
BROOKLYN, NY 11203
Nurse Practitioner (Family)
5205 CHURCH AVE
BROOKLYN, NY 11203
Obstetrics & Gynecology (Obstetrics)
5205 CHURCH AVE
BROOKLYN, NY 11203
Dentist
5205 CHURCH AVE, 2ND FL
BROOKLYN, NY 11203

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 David Mahl's NPI number?

The NPI number for David Mahl is 1104881143. It was assigned to this individual provider in the NPPES registry on April 20, 2006.

Where is David Mahl located?

David Mahl practices at 5205 Church Ave, Brooklyn, NY 11203. The listed phone number is (718) 688-8000.

What is David Mahl's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

When was this NPI record last updated?

The NPPES record for David Mahl was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 days 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.