Doctor profile · Federal record

Dr. Marcella Dunaway, PHD

Clinical Psychologist · Clinical Psychologist · Clinical Child & Adolescent Psychologist · Cognitive & Behavioral Psychologist · Maryville, TN

  • NPI 1235334350
  • MIPS 46.3 / 100 · 2023
  • 19 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
262 Cherokee Professional Park
Maryville, TN 378045153
(865) 984-4223
fax (865) 681-1789
Mailing address
Po Box 4068
Maryville, TN 378024068

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
April 11, 2016
Specialty taxonomy
103TC0700X — NUCC code
State licenses (2)
Tennessee #P2872 · Tennessee #P2872 (PROV)
Medicaid
TN #1517021

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235334350. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
492
Distinct HCPCS
4
Medicare allowed
$34,836
HCPCS Description Services Patients Avg allowed
96139 Administration of psychological or neuropsychological test by technician, each additional 30 minutes 206 89 $30
90791 Psychiatric diagnostic evaluation 96 93 $159
96130 Evaluation of psychological test, first hour 95 92 $111
96138 Administration of psychological or neuropsychological test by technician, first 30 minutes 95 92 $29

In context: peer comparison

Among 2 peers in Maryville Clinical Psychologist, average services per provider: 138. This provider delivers 3.6× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Marcella Dunaway's medical specialty?
Dr. Marcella Dunaway practices Clinical Psychologist in Maryville, TN.
Where does Dr. Marcella Dunaway practice?
Dr. Marcella Dunaway practices at 262 Cherokee Professional Park, Maryville, TN 378045153. Office phone: 8659844223.
What is Dr. Marcella Dunaway's NPI?
Dr. Marcella Dunaway's National Provider Identifier (NPI) is 1235334350, issued by NPPES.
What procedures does Dr. Marcella Dunaway commonly perform?
Top Medicare-reported procedures in 2023: Administration of psychological or neuropsychological test by technician (HCPCS 96139); Psychiatric diagnostic evaluation (HCPCS 90791); Evaluation of psychological test, first hour (HCPCS 96130). Source: CMS Medicare Physician & Other Practitioners file.