MARIETTA COLLINS PH. D.
NPI 1326108192
Psychologist in Atlanta, GA

Active since December 11, 2006PECOS Enrolled
455 LEE STREET SW, 2ND FLOOR, ATLANTA, GA 30310(404) 752-1000 Get Directions Write a Review

NPPES record last updated: June 23, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 23, 2021, Jun 8, 2021, Feb 15, 2021 and 1 more (4 updates tracked since 2018).

About Marietta Collins Ph. D. NPPES

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

MARIETTA COLLINS PH. D. (NPI 1326108192) is an individual psychologist in Atlanta, Georgia, licensed in Georgia (PSY002127) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1326108192
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameMARIETTA COLLINSCredential: PH. D.
Location Address455 LEE STREET SW, 2ND FLOORAtlanta, GA 30310
Mailing Address720 Westview Drive Sw, Harris Bldg., 100-aAtlanta, GA 30310-0000 · (404) 756-1400
Sole ProprietorNo
Enumeration DateDecember 11, 2006
Last NPPES UpdateJune 23, 20214 updates tracked since enumeration
NPPES CertifiedJune 23, 2021
✔ NPI 1326108192 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 GA · PSY002127
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.
455 LEE STREET SW, Atlanta, GA 30310

Secondary Practice Locations 2

Location 11065 New Britain Dr SWAtlanta, GA 30331-8304 · Phone (404) 616-4756
Location 21800 Howell Mill Rd NW Ste 275Atlanta, GA 30318-3098 · Phone (404) 756-1290

Other Identifiers 1

Medicaid0007744331AGA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marietta Collins Ph. D. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignments

2

Medicare enrollment records show Marietta Collins reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Internal Medicine
455 LEE ST SW FL 2
Atlanta, GA 30310
  • Reassigned Medicare billing, Georgia enrollment
  • 73 clinicians in this Medicare group
Cardiovascular Disease
1800 HOWELL MILL RD NW STE 275
Atlanta, GA 30318
  • Reassigned Medicare billing, Georgia enrollment
  • 322 clinicians in this Medicare group

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.

Pediatrics (Adolescent Medicine)
455 LEE STREET SW, 3RD FL
ATLANTA, GA 30310

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 Marietta Collins's NPI number?

The NPI number for Marietta Collins is 1326108192. It was assigned to this individual provider in the NPPES registry on December 11, 2006.

Where is Marietta Collins located?

Marietta Collins practices at 455 Lee Street SW 2nd Floor, Atlanta, GA 30310. The listed phone number is (404) 752-1000.

What is Marietta Collins's specialty?

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

Is Marietta Collins enrolled in Medicare?

Yes. Marietta Collins is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Marietta Collins's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marietta Collins reassigns Medicare benefits to 2 organizations: Morehouse Medicine Inc. (Atlanta, GA) and Morehouse Healthcare, Inc. (Atlanta, GA). Each 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 Marietta Collins'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 Marietta Collins was last updated on June 23, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.