Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1578040564 Individual Practitioner Female Practitioner

Dr. Hillary A Parker , PhD

Psychologist • Columbus, OH

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Hillary Parker, PhD is a certified Psychologist practicing in Columbus, OH. With approximately 10 years of clinical experience since completing medical education in 2016, Dr. Parker delivers high-quality medical care to the local community at 3650 OLENTANGY RIVER RD.

Dr. Parker is affiliated with Osu Psychiatry Llc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include administration of psychological or neuropsychological test by technician, evaluation of neuropsychological test, evaluation of neuropsychological test, first hour. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

3650 Olentangy River Rd

Columbus, OH 432143464

Telephone 6142939600
Fax 6143661215
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

2016

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Psychologist in Columbus, OH

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
10 Yrs -9.3 yrs vs City Avg
City Avg: 19.3 Yrs
State Avg: 26.0 Yrs
Regional Practice Density
228 Specialists

Practicing in Columbus, OH (1639 Statewide)

Telehealth Adoption Rate
14.5% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount
72.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Parker (10 Years) 10 Yrs
Columbus Specialty Average (19.3 Years) 19.3 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
96139 Administration of psychological or neuropsychological test by technician, each additional 30 minutes
189 35 $125.00 $31.72
96133 Evaluation of neuropsychological test, each additional hour
131 39 $340.00 $93.18
96132 Evaluation of neuropsychological test, first hour
39 39 $445.00 $122.91
96138 Administration of psychological or neuropsychological test by technician, first 30 minutes
35 35 $125.00 $30.83
90791 Psychiatric diagnostic evaluation
29 29 $595.00 $163.11
96116 Exam of neurobehavioral status, first hour
11 11 $320.00 $88.25

Medical Specialties & State Licenses

CMS Verified: 2026-05-04
Psychologist Primary Specialty

NUCC Taxonomy Code: 103T00000X

State License OH P.07726

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 - Clinical

NUCC Taxonomy Code: 103TC0700X

State License OH P.07726

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 OH P.07726

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.

Hospital & Practice Group Affiliations

Osu Psychiatry Llc

1670 Upham Dr, Columbus, OH 432101250

Phone: 6142939600

Osu Psychiatry Llc

700 Ackeran Rd, Columbus, OH 432021559

Osu Psychiatry Llc

3650 Olentangy River Rd, Columbus, OH 432143464

Phone: 6142939600

Practice Associates & Co-Workers

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

40 Associated Practitioners
Dr. Kevin Reeves , MD

Psychiatry & Neurology - Psychiatry

NPI 1003135245

Doctor of Medicine (M.D.)

NPI 1003137688

Doctor of Philosophy (Ph.D.)

Jessica Belser , APRNCNP

Nurse Practitioner - Psychiatric/Mental Health

NPI 1003248428

Advanced Practice Registered Nurse - Certified Nurse Practitioner

Nicole Hess , APRN-CNP

Nurse Practitioner

NPI 1003442450

Advanced Practice Registered Nurse - Certified Nurse Practitioner

Dr. Sabrina Sykes , PhD

Psychologist - Clinical

NPI 1003974403

Doctor of Philosophy (Ph.D.)

Dr. Julie Niedermier , MD

Psychiatry & Neurology - Psychiatry

NPI 1013966308

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

13 Historical Events
📍
Updated Practice Location May 04, 2026

Registered at 3650 OLENTANGY RIVER RD, COLUMBUS, OH 432143464 (Tel: 6142939600)

📍
Updated Business Mailing Address October 18, 2024

Registered at 700 ACKERMAN RD STE 2120, COLUMBUS, OH 432021559 (Tel: 6142939600)

📍
Updated Practice Location October 25, 2023

Registered at 3650 OLENTANGY RIVER RD FL 3, COLUMBUS, OH 432143464 (Tel: 6142939600)

📍
Updated Business Mailing Address May 14, 2021

Registered at 5300 NORTH MEADOWS DRIVE, BUILDING 1, SUITE 140, GROVE CITY, OH 43123 (Tel: 6146271620)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 14, 2021

Psychologist (License #P.07726 in OH)

📍
Updated Practice Location August 04, 2019

Registered at 5300 N MEADOWS DR, BUILDING 1, SUITE 140, GROVE CITY, OH 431232546 (Tel: 6146271620)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 04, 2019

Clinical Neuropsychologist (License #P.07726 in OH)

NPI Profile Active July 23, 2018

NPI status registered as active in NPPES database

📍
Updated Practice Location July 23, 2018

Registered at 17273 STATE ROUTE 104, CHILLICOTHE, OH 456019718 (Tel: 7407731141)

📍
Updated Business Mailing Address July 23, 2018

Registered at 880 S 5TH ST, COLUMBUS, OH 432062612 (Tel: 5186571219)

👤
Provider Name / Credentials Updated July 23, 2018

Recorded as HILLARY PARKER, PHD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 23, 2018

Psychologist (License #P.07726 in OH)

🟢
Initial NPI Registration & Enumeration July 23, 2018

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: 1578040564
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 23, 2018
Last Update: May 04, 2026
Sole Proprietor: No

Mailing Address

700 Ackerman Rd Ste 2120

Columbus, OH 432021559

Phone: 6142939600

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.