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Active NPI 1699748954 Individual Practitioner Male Practitioner

Dr. William Michael Hillner , PhD

Psychologist - Forensic • Chattanooga, TN

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. William Hillner, PhD is a certified Psychologist - Forensic practicing in Chattanooga, TN. With approximately 50 years of clinical experience since completing medical education in 1976, Dr. Hillner delivers high-quality medical care to the local community at 7302 JARNIGAN RD.

Dr. Hillner accepts Medicare assignment.

Frequently performed procedures and clinical services include psychiatric diagnostic evaluation. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

7302 Jarnigan Rd

Chattanooga, TN 374213042

Telephone 4238554091
Fax 4238558928
Associated Practice Facility / Clinic
🏢 David A. Solovey, Ph.d.,p.c. Facility NPI 1891067799

Medicare Profile & Education

Medical School

Other

Graduation Year

1976

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Psychologist - Forensic in Chattanooga, TN

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
50 Yrs Matches City Avg
City Avg: 50.0 Yrs
State Avg: 50.0 Yrs
Regional Practice Density
2 Specialists

Practicing in Chattanooga, TN (7 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
1.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Hillner (50 Years) 50 Yrs
Chattanooga Specialty Average (50.0 Years) 50.0 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
90791 Psychiatric diagnostic evaluation
18 18 $145.00 $142.81

Medical Specialties & State Licenses

Psychologist - Forensic Primary Specialty

NUCC Taxonomy Code: 103TF0200X

State License GA 1243

A psychologist whose specialty is characterized by activities primarily intended to provide professional psychological expertise within the judicial and legal systems.

Psychologist - Clinical

NUCC Taxonomy Code: 103TC0700X

State License GA 1243

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

Clinical Neuropsychologist

NUCC Taxonomy Code: 103G00000X

State License TN 775

A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.

Clinical Neuropsychologist

NUCC Taxonomy Code: 103G00000X

State License GA 1243

A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.

Psychologist - Clinical Child & Adolescent

NUCC Taxonomy Code: 103TC2200X

State License TN 775

A psychologist who develops and applies scientific knowledge to the delivery of psychological services to infants, toddlers, children and adolescents within their social context. Of particular importance to the specialty of clinical child psychology is an understanding of the basic psychological needs of children and adolescents, and how the family and other social contexts influence the socio-emotional adjustment, cognitive development, behavioral adaptation and health status of children and adolescents.

Psychologist - Clinical

NUCC Taxonomy Code: 103TC0700X

State License TN P775

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

Psychologist - Family

NUCC Taxonomy Code: 103TF0000X

State License TN 775

A psychologist whose specialty is founded on principles of systems theory with the interpersonal system of the family the focus of assessment, intervention and research.

Psychologist - Family

NUCC Taxonomy Code: 103TF0000X

State License GA 1243

A psychologist whose specialty is founded on principles of systems theory with the interpersonal system of the family the focus of assessment, intervention and research.

Psychologist - Forensic

NUCC Taxonomy Code: 103TF0200X

State License TN 775

A psychologist whose specialty is characterized by activities primarily intended to provide professional psychological expertise within the judicial and legal systems.

Psychologist - Clinical Child & Adolescent

NUCC Taxonomy Code: 103TC2200X

State License GA 1243

A psychologist who develops and applies scientific knowledge to the delivery of psychological services to infants, toddlers, children and adolescents within their social context. Of particular importance to the specialty of clinical child psychology is an understanding of the basic psychological needs of children and adolescents, and how the family and other social contexts influence the socio-emotional adjustment, cognitive development, behavioral adaptation and health status of children and adolescents.

Practice Associates & Co-Workers

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

2 Associated Practitioners
Kathryn Rhodes , LCSW

Social Worker - Clinical

NPI 1124197041

Licensed Clinical Social Worker

Dr. David Solovey , PhD

Psychologist - Clinical

NPI 1871588855

Doctor of Philosophy (Ph.D.)

Career & Practice History Timeline

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

7 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 11, 2025

Psychologist (License #P775 in TN)

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 7302 JARNIGAN RD, CHATTANOOGA, TN 374213042 (Tel: 4238554091)

📍
Updated Business Mailing Address July 08, 2007

Registered at 7302 JARNIGAN RD, CHATTANOOGA, TN 374213042 (Tel: 4238554091)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as WILLIAM HILLNER, PHD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Clinical Neuropsychologist (License #1243 in GA)

🟢
Initial NPI Registration & Enumeration February 08, 2006

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: 1699748954
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 08, 2006
Last Update: September 11, 2025
Sole Proprietor: Yes

Mailing Address

7302 Jarnigan Rd

Chattanooga, TN 374213042

Phone: 4238554091

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.