Dr. Tatia T Williams , PsyD
Psychologist • Powell, OH
Professional Overview & Biography Verified Profile Summary
Dr. Tatia Williams, PsyD is a certified Psychologist practicing in Powell, OH. With approximately 10 years of clinical experience since completing medical education in 2016, Dr. Williams delivers high-quality medical care to the local community at 7171 SAWMILL PKWY STE 2B.
Dr. Williams is affiliated with Mid-Ohio Psychological Services, Inc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.
Frequently performed procedures and clinical services include psychotherapy. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.
Practice Location & Contact Primary Location
7171 Sawmill Pkwy Ste 2b
Powell, OH 430657828
Medicare Profile & Education
Other
2016
✓ Accepts Assignment
Telehealth Services Available
Specialty Benchmarks & Practice Insights
Comparative analytics for Psychologist in Powell, OH
Practicing in Powell, OH (1639 Statewide)
✓ Offers Virtual Consultations
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Clinical Seniority & Experience Comparison
Performed Procedures & Service Volume
Top Medicare Part B procedures performed by this practitioner
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
90837
Psychotherapy, 60 minutes
|
161 | 11 | $150.00 | $132.78 |
Medical Specialties & State Licenses
CMS Verified: 2026-08-05NUCC Taxonomy Code: 103T00000X
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.
NUCC Taxonomy Code: 101YP2500X
Definition to come...
Hospital & Practice Group Affiliations
Mid-Ohio Psychological Services, Inc
106 Starret St, Lancaster, OH 431303993
Phone: 7406870042
Secondary Practice Locations
68 W Church St Ste 318
Newark, OH 430555050
Phone: 7404179265
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Social Worker - Clinical
Licensed Independent Social Worker
Psychologist - Clinical
Doctor of Philosophy (Ph.D.)
Psychiatry & Neurology - Epilepsy
Doctor of Medicine (M.D.)
Physician Assistant
Physician Assistant (Certified)
Psychiatry & Neurology - Vascular Neurology
Doctor of Medicine (M.D.)
Nurse Practitioner - Family
Advanced Practice Registered Nurse - Certified Nurse Practitioner
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 7171 SAWMILL PKWY STE 2B, POWELL, OH 430657828 (Tel: 6142934969)
Registered at 700 ACKERMAN RD STE 2120, COLUMBUS, OH 432021559 (Tel: 6142934969)
Recorded as TATIA WILLIAMS, PSYD
Registered at 68 W CHURCH ST STE 318, NEWARK, OH 430555050 (Tel: 7404179265)
Registered at 68 W CHURCH ST STE 318, NEWARK, OH 430555050 (Tel: 7404179265)
Registered at 106 STOVER DR, DELAWARE, OH 430158601 (Tel: 7404179265)
Registered at 106 STOVER DR, DELAWARE, OH 430158601 (Tel: 7404179265)
NPI status registered as active in NPPES database
Registered at 236 W CENTRAL AVE, DELAWARE, OH 430151739 (Tel: 7404179265)
Registered at 236 W CENTRAL AVE, DELAWARE, OH 430151739 (Tel: 7404179265)
Recorded as TATIA WILLIAMS, PSY.D., PSYCHOLOGIST
Counselor (License #E.1100254-SUPV in OH)
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
Verified patient ratings, medical care experiences, and facility photos
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NPI Administrative Meta
Mailing Address
700 Ackerman Rd Ste 2120
Columbus, OH 432021559
Phone: 6142934969
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.