CHRISTY B DUFFY PHD
NPI 1548417033
Psychologist in Bloomington, IN

Active since August 26, 2008
3210 E 10TH ST UNIT 6841, BLOOMINGTON, IN 47407(812) 269-2181 Get Directions Write a Review

NPPES record last updated: October 3, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Dec 7, 2022, Mar 29, 2021 (2 updates tracked since 2021).

About Christy B Duffy Phd NPPES

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

CHRISTY B DUFFY PHD (NPI 1548417033) is an individual psychologist in Bloomington, Indiana, licensed in Indiana (20042640A) and active in the NPI registry since August 2008.

NPPES Registry Identity

NPI1548417033
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameCHRISTY B DUFFYCredential: PHD
Location Address3210 E 10TH ST UNIT 6841Bloomington, IN 47407-2785
Mailing AddressPo Box 6841Bloomington, IN 47407-6841 · (812) 269-2181
Sole ProprietorYes
Enumeration DateAugust 26, 2008
Last NPPES UpdateOctober 3, 20252 updates tracked since enumeration
NPPES CertifiedOctober 3, 2025
NPI 1548417033 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 IN · 20042640A
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.
3210 E 10TH ST UNIT 6841, Bloomington, IN 47407

Other Names 1

Professional Name (2)Christy Duffy Phd

Accepted Insurance

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 Christy Duffy's NPI number?

The NPI number for Christy Duffy is 1548417033. It was assigned to this individual provider in the NPPES registry on August 26, 2008. The provider is also known as Christy Duffy Phd.

Where is Christy Duffy located?

Christy Duffy practices at 3210 E 10th St Unit 6841, Bloomington, IN 47407. The listed phone number is (812) 269-2181.

What is Christy Duffy's specialty?

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

What insurance does Christy Duffy accept?

Health plans from UnitedHealthcare list Christy Duffy as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Christy Duffy was last updated on October 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.