DOUGLAS STEPHEN SOUTHERN PHD
NPI 1043407190
Psychologist in Norman, OK

Active since October 02, 2007PECOS EnrolledAccepts Medicare Assignment
15951 LITTLE AXE DR, NORMAN, OK 73026(405) 447-0300 Get Directions Write a Review

NPPES record last updated: March 25, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 25, 2026, Apr 21, 2017 (2 updates tracked since 2017).

About Douglas Stephen Southern Phd NPPES

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

DOUGLAS STEPHEN SOUTHERN PHD (NPI 1043407190) is an individual psychologist in Norman, Oklahoma, licensed in Oklahoma (1445) and active in the NPI registry since October 2007. He is enrolled in Medicare PECOS and is a graduate of Other (2013).

NPPES Registry Identity

NPI1043407190
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDOUGLAS STEPHEN SOUTHERNCredential: PHD
Location Address15951 LITTLE AXE DRNorman, OK 73026-9088
Mailing Address15951 Little Axe DrNorman, OK 73026-9088 · (405) 447-0300
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateOctober 2, 2007
Last NPPES UpdateMarch 25, 20262 updates tracked since enumeration
NPPES CertifiedMarch 25, 2026
NPI 1043407190 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in OK · 1445
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.
Also ListedCounselor · ProfessionalTaxonomy 101YP2500X · License 0128981 (NM)
15951 LITTLE AXE DR, Norman, OK 73026

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Douglas Stephen Southern Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6901125111
PECOS Enrollment IDI20251212001751
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.

Other Providers at the Same Location NPPES 20

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

Psychiatry & Neurology (Psychiatry)
15951 LITTLE AXE DR
NORMAN, OK 73026
Optometrist
15951 LITTLE AXE DR
NORMAN, OK 73026
Counselor (Addiction (Substance Use Disorder))
15951 LITTLE AXE DR
NORMAN, OK 73026
Nurse Practitioner (Family)
15951 LITTLE AXE DR
NORMAN, OK 73026
Family Medicine
15951 LITTLE AXE DR
NORMAN, OK 73026
Physical Therapist
15951 LITTLE AXE DR
NORMAN, OK 73026
Physician Assistant
15951 LITTLE AXE DR
NORMAN, OK 73026
Indian Health Service/Tribal/Urban Indian Health (I/T/U) Pharmacy
15951 LITTLE AXE DR
NORMAN, OK 73026

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 Douglas Southern's NPI number?

The NPI number for Douglas Southern is 1043407190. It was assigned to this individual provider in the NPPES registry on October 2, 2007.

Where is Douglas Southern located?

Douglas Southern practices at 15951 Little Axe Dr, Norman, OK 73026. The listed phone number is (405) 447-0300.

What is Douglas Southern's specialty?

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

Is Douglas Southern enrolled in Medicare?

Yes. Douglas Southern is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Douglas Southern accept?

Health plans from Mending Health list Douglas Southern 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 Douglas Southern was last updated on March 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.