Perry Len Hassell, PH.D.
Perry Len Hassell, PH.D. runs an independent psychologist practice in Oklahoma City, OK. With 44+ years of experience, he has been practicing in the Oklahoma City area. CMS Medicare data shows his patients commonly have hypertension, depression, and anxiety.
Older · 1385dNPPES updated 2022-07-21 · verify on CMS
Contact & Location
Practice Location
5100 N Brookline Ave, Oklahoma City, OK 73112-3623
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, Depression, and Anxiety Disorders.
High blood pressure — a leading risk factor for heart disease and stroke
A mood disorder causing persistent sadness and loss of interest in activities
Excessive worry or fear that interferes with daily life
Conditions affecting emotional state, including depression and bipolar disorder
Elevated cholesterol or triglycerides that increase heart disease risk
Joint inflammation causing pain, swelling, and stiffness
A condition where the body cannot properly regulate blood sugar levels
Post-Traumatic Stress Disorder — lasting anxiety after experiencing a traumatic event
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
Patient Reviews
No patient reviews yet. If you've seen Perry Len Hassell, your feedback helps other patients.
Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →
Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
44 years in practice
Senior practitioner
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.
Taxonomy: 103T00000X
Mailing address
400 Fairview Ave Suite 9, Ponca City, OK 74601-1910
Differs from practice location
Virtual Psychology Care With Perry Len Hassell
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Perry Len Hassell for blood pressure monitoring, depression management, anxiety counseling — no travel to Oklahoma City required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.
Frequently Asked Questions
Common questions about Perry Len Hassell
Dr. Hassell is listed as active in the NPI registry with telehealth listed in Oklahoma City, OK. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (405) 604-3170.
Sourced from CMS NPPES · OIG LEIE · CMS Physician Comparator. See Data Methodology.
Is this your profile?
Verify credentials, update practice details, and manage telehealth.
Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact Perry Len Hassell
Practice Location
5100 N Brookline Ave, Oklahoma City, OK 73112-3623
Mailing Address
400 Fairview Ave Suite 9, Ponca City, OK 74601-1910
This is a provider directory. Contact the office directly to schedule appointments.
Related Providers