JULIE MACK PH.D.
NPI 1417000902
Psychologist in Longmont, CO

Active since January 19, 2007PECOS Enrolled
1816 DUCHESS DR, LONGMONT, CO 80501(970) 227-2740 Get Directions Write a Review

NPPES record last updated: March 6, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Julie Mack Ph.d. NPPES

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

JULIE MACK PH.D. (NPI 1417000902) is an individual psychologist in Longmont, Colorado, licensed in Colorado (2326) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1997).

NPPES Registry Identity

NPI1417000902
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameJULIE MACKCredential: PH.D.
Location Address1816 DUCHESS DRLongmont, CO 80501-2034
Mailing Address1816 Duchess DrLongmont, CO 80501-2034 · (970) 227-2740
Sole ProprietorNo
Medical School CMSOtherGraduated 1997
Enumeration DateJanuary 19, 2007
Last NPPES UpdateMarch 6, 2019
✔ NPI 1417000902 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 CO · 2326
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.
1816 DUCHESS DR, Longmont, CO 80501

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Julie Mack Ph.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4789655945
PECOS Enrollment IDI20040803000408
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 Julie Mack reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Clinical
2500 ROCKY MTN AVE, SUITE 310
Loveland, CO 80538
  • Reassigned Medicare billing, Colorado enrollment

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

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
684 services27 patients

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 Julie Mack's NPI number?

The NPI number for Julie Mack is 1417000902. It was assigned to this individual provider in the NPPES registry on January 19, 2007.

Where is Julie Mack located?

Julie Mack practices at 1816 Duchess Dr, Longmont, CO 80501. The listed phone number is (970) 227-2740.

What is Julie Mack's specialty?

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

Is Julie Mack enrolled in Medicare?

Yes. Julie Mack is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Julie Mack's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Julie Mack reassigns Medicare benefits to Julie Mack, Ph.D., P.C. (Loveland, CO). 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 Julie Mack'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 Julie Mack was last updated on March 6, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.