MARK HAMMEL PH.D.
NPI 1558488221
Psychologist in Woodstock, NY

Active since March 26, 2007
31 PATRICIA LN, WOODSTOCK, NY 12498(845) 339-2352(845) 943-2271 Get Directions Write a Review

NPPES record last updated: January 10, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 10, 2023, Jul 21, 2022 (2 updates tracked since 2022).

About Mark Hammel Ph.d. NPPES

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

MARK HAMMEL PH.D. (NPI 1558488221) is an individual psychologist in Woodstock, New York, licensed in New York (008196) and active in the NPI registry since March 2007.

NPPES Registry Identity

NPI1558488221
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameMARK HAMMELCredential: PH.D.
Location Address31 PATRICIA LNWoodstock, NY 12498-2717
Mailing AddressPo Box 4335Kingston, NY 12402-4335 · (845) 339-2352 · Fax (845) 943-2271
Fax(845) 943-2271
Sole ProprietorNo
Enumeration DateMarch 26, 2007
Last NPPES UpdateJanuary 10, 20232 updates tracked since enumeration
NPPES CertifiedJanuary 10, 2023
NPI 1558488221 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 · 008196
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.
31 PATRICIA LN, Woodstock, NY 12498

Other Identifiers 2

Other137247NY · Valueoptions
Medicaid01004342NY

Other Providers at the Same Location NPPES

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

Psychologist
31 PATRICIA LN
WOODSTOCK, NY 12498

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 Hammel's NPI number?

The NPI number for Mark Hammel is 1558488221. It was assigned to this individual provider in the NPPES registry on March 26, 2007.

Where is Mark Hammel located?

Mark Hammel practices at 31 Patricia Ln, Woodstock, NY 12498. The listed phone number is (845) 339-2352.

What is Mark Hammel'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 Mark Hammel was last updated on January 10, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.