Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1114180064 Individual Practitioner Female Practitioner

Tracy J Williams , PH, D, BCBA

Psychologist - Cognitive & Behavioral • Sioux Falls, SD

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Tracy Williams, PH, D, BCBA is a certified Psychologist - Cognitive & Behavioral practicing in Sioux Falls, SD. With approximately 28 years of clinical experience since completing medical education in 1998, Tracy Williams delivers high-quality medical care to the local community at 1105 W RUSSELL STREET.

Tracy Williams is affiliated with Volunteers Of America Dakotas and accepts Medicare assignment.

Frequently performed procedures and clinical services include group psychotherapy, psychotherapy. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1105 W Russell Street

Sioux Falls, SD 57104

Telephone 6052712690
Fax 6052713956
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

1998

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Psychologist - Cognitive & Behavioral in Sioux Falls, SD

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
28 Yrs Matches City Avg
City Avg: 28.0 Yrs
State Avg: 28.0 Yrs
Regional Practice Density
2 Specialists

Practicing in Sioux Falls, SD (3 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
27.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Williams (28 Years) 28 Yrs
Sioux Falls Specialty Average (28.0 Years) 28.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
90853 Group psychotherapy
755 31 $64.00 $26.73
90832 Psychotherapy, 30 minutes
180 20 $100.00 $75.79
90837 Psychotherapy, 60 minutes
76 21 $188.00 $147.47
90834 Psychotherapy, 45 minutes
36 14 $128.00 $99.88

Medical Specialties & State Licenses

CMS Verified: 2021-07-22
Psychologist - Cognitive & Behavioral Primary Specialty

NUCC Taxonomy Code: 103TB0200X

A psychologist who reflects an experimental-clinical approach distinguished by use of principles of human learning and development and theories of cognitive processing to promote meaningful change in maladaptive human behavior and thinking.

Behavior Analyst

NUCC Taxonomy Code: 103K00000X

State License SD 1-03-1438

A behavior analyst is qualified by at least a master's degree and Behavior Analyst Certification Board certification and/or a state-issued credential (such as a license) to practice behavior analysis independently. Behavior analysts provide the required supervision to assistant behavior analysts and behavior technicians. A behavior analyst delivers services consistent with the dimensions of applied behavior analysis. Common services may include, but are not limited to, conducting behavioral assessments, analyzing data, writing and revising behavior-analytic treatment plans, training others to implement components of treatment plans, and overseeing implementation of treatment plans.

Psychologist

NUCC Taxonomy Code: 103T00000X

State License SD 419

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.

Psychologist - Intellectual & Developmental Disabilities

NUCC Taxonomy Code: 103TM1800X

Definition to come...

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
6551930 (SD)

Hospital & Practice Group Affiliations

Volunteers Of America Dakotas

1310 W 51st St, Sioux Falls, SD 571056606

Phone: 6053341414

Secondary Practice Locations

745 10th St Ste C

Rock Valley, IA 512471511

Phone: 6052712690

735 3rd St Sw

Perham, MN 565731152

Phone: 6052712690

620 N Lawler St

Mitchell, SD 573012639

Phone: 6052712690

3721 23rd St S Ste 201

Saint Cloud, MN 563016199

Phone: 6052712690

1704 Westland Rd

Cheyenne, WY 820013322

Phone: 6052712690

405 S Washington St

Aberdeen, SD 574014348

Phone: 6052712690

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Lisa Snyder , BCBA

Behavior Analyst

NPI 1003196411

Board Certified Behavior Analyst

Lonna Quiram , BCBA

Behavior Analyst

NPI 1003334483

Board Certified Behavior Analyst

Kayla Rengel , RBT

Behavior Technician

NPI 1003463571

Registered Behavior Technician

Kyla Mckevitt , RBT

Behavior Technician

NPI 1003465774

Registered Behavior Technician

Madeline Evans

Behavior Technician

NPI 1003498379
Smriti Timalsina

Day Training/Habilitation Specialist

NPI 1003762097

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

12 Historical Events
👤
Provider Name / Credentials Updated January 04, 2021

Recorded as TRACY WILLIAMS, PH,D., BCBA

NPI Profile Active January 24, 2017

NPI status registered as active in NPPES database

📍
Updated Practice Location January 24, 2017

Registered at 1105 W RUSSELL STREET, SIOUX FALLS, SD 57104 (Tel: 6052712690)

📍
Updated Business Mailing Address January 24, 2017

Registered at 1105 W RUSSELL ST, SIOUX FALLS, SD 571041322 (Tel: 6052712690)

👤
Provider Name / Credentials Updated January 24, 2017

Recorded as TRACY STEPHENS, PH,D., BCBA

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 24, 2017

Psychologist (License #419 in SD)

NPI Profile Active July 09, 2008

NPI status registered as active in NPPES database

📍
Updated Practice Location July 09, 2008

Registered at 4313 S HICKORY HILL RD, SIOUX FALLS, SD 571034951 (Tel: 6052712690)

📍
Updated Business Mailing Address July 09, 2008

Registered at 4313 S HICKORY HILL RD, SIOUX FALLS, SD 571034951 (Tel: 6052712690)

👤
Provider Name / Credentials Updated July 09, 2008

Recorded as TRACY STEPHENS, PH,D., BCBA

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 09, 2008

Psychologist (License #419 in SD)

🟢
Initial NPI Registration & Enumeration July 09, 2008

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

NPI Number: 1114180064
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 09, 2008
Last Update: July 22, 2021
Sole Proprietor: No

Mailing Address

1105 W Russell St

Sioux Falls, SD 571041322

Phone: 6052712690

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

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.