MARK H SEGLIN PH.D.
NPI 1184754632
Psychologist in West Orange, NJ

Active since March 06, 2007PECOS Enrolled
89 LAPIS CIR, WEST ORANGE, NJ 07052(973) 325-3131(973) 645-9894 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mark H Seglin Ph.d. NPPES

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

MARK H SEGLIN PH.D. (NPI 1184754632) is an individual psychologist in West Orange, New Jersey, licensed in New Jersey (2138) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS and is a graduate of Other (1983).

NPPES Registry Identity

NPI1184754632
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameMARK H SEGLINCredential: PH.D.
Location Address89 LAPIS CIRWest Orange, NJ 07052-2154
Mailing AddressPo Box 32396Newark, NJ 07102 · (973) 325-3131 · Fax (973) 645-9894
Fax(973) 645-9894
Sole ProprietorYes
Medical School CMSOtherGraduated 1983
Enumeration DateMarch 6, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1184754632 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 NJ · 2138
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.
89 LAPIS CIR, West Orange, NJ 07052

Other Identifiers 1

Medicaid1596306NJ

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mark H Seglin Ph.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7517057524
PECOS Enrollment IDI20150916000825
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Mark Seglin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mental Health (Including Community Mental Health Center)
95 MARTIN LUTHER KING JR DR
Jersey City, NJ 07305
  • Reassigned Medicare billing, New Jersey enrollment

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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
89 LAPIS CIR
WEST ORANGE, NJ 07052

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 Seglin's NPI number?

The NPI number for Mark Seglin is 1184754632. It was assigned to this individual provider in the NPPES registry on March 6, 2007.

Where is Mark Seglin located?

Mark Seglin practices at 89 Lapis Cir, West Orange, NJ 07052. The listed phone number is (973) 325-3131.

What is Mark Seglin's specialty?

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

Is Mark Seglin enrolled in Medicare?

Yes. Mark Seglin is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mark Seglin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Seglin reassigns Medicare benefits to Activity And Human Performance Center (Jersey City, NJ). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mark Seglin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Mark Seglin 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.