MARCELLA HORN DUNAWAY PHD
NPI 1235334350
Psychologist - Clinical in Maryville, TN

Active since June 19, 2007PECOS Enrolled
46.31/100
CMS Quality Rating
262 CHEROKEE PROFESSIONAL PARK, MARYVILLE, TN 37804(865) 984-4223(865) 681-1789 Get Directions Write a Review

NPPES record last updated: April 11, 2016. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Marcella Horn Dunaway Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARCELLA HORN DUNAWAY PHD (NPI 1235334350) is an individual clinical provider in Maryville, Tennessee, licensed in Tennessee (P2872) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1235334350
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameMARCELLA HORN DUNAWAYCredential: PHD
Location Address262 CHEROKEE PROFESSIONAL PARKMaryville, TN 37804-5153
Mailing AddressPo Box 4068Maryville, TN 37802-4068 · (865) 273-1752 · Fax (865) 273-1755
Fax(865) 681-1789
Sole ProprietorNo
Enumeration DateJune 19, 2007
Last NPPES UpdateApril 11, 2016
NPI 1235334350 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
Licenses Licensed in TN · P2872 Licensed in TN · P2872 (PROV)
Definition
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.
Also ListedPsychologist · Cognitive & BehavioralTaxonomy 103TB0200X · License P2872 (TN)
Also ListedPsychologist · Clinical Child & AdolescentTaxonomy 103TC2200X · License P2872 (TN)
262 CHEROKEE PROFESSIONAL PARK, Maryville, TN 37804

Other Names 1

Other Name (5)Marcella Ruth Horn

Other Identifiers 2

Medicaid1517021TN
Medicare PIN1035I05899TN

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Marcella Horn Dunaway Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37804 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$160.89 typical visit price
range $52.64 – $160.89
Typical copayment $40.22 (range $13.16 – $40.22)
Most-billed visit code 99205
Established Patient
$93.60 typical visit price
range $16.72 – $131.41
Typical copayment $23.40 (range $4.18 – $32.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

46.31/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality32.29
Promoting Interoperability0
Improvement Activities40
Cost72.09

Other Providers at the Same Location NPPES 12

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Social Worker (Clinical)
262 CHEROKEE PROFESSIONAL PARK
MARYVILLE, TN 37804
Occupational Therapist
262 CHEROKEE PROFESSIONAL PARK
MARYVILLE, TN 37804
Counselor (Professional)
262 CHEROKEE PROFESSIONAL PARK
MARYVILLE, TN 37804
Social Worker (Clinical)
262 CHEROKEE PROFESSIONAL PARK
MARYVILLE, TN 37804
Social Worker (Clinical)
262 CHEROKEE PROFESSIONAL PARK
MARYVILLE, TN 37804
Social Worker
262 CHEROKEE PROFESSIONAL PARK
MARYVILLE, TN 37804
Marriage & Family Therapist
262 CHEROKEE PROFESSIONAL PARK
MARYVILLE, TN 37804
Physical Therapy Assistant
262 CHEROKEE PROFESSIONAL PARK
MARYVILLE, TN 37804

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Marcella Dunaway's NPI number?

The NPI number for Marcella Dunaway is 1235334350. It was assigned to this individual provider in the NPPES registry on June 19, 2007. The provider is also known as Marcella Ruth Horn.

Where is Marcella Dunaway located?

Marcella Dunaway practices at 262 Cherokee Professional Park, Maryville, TN 37804. The listed phone number is (865) 984-4223.

What is Marcella Dunaway's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Marcella Dunaway enrolled in Medicare?

Yes. Marcella Dunaway is registered in the Medicare PECOS enrollment system.

What insurance does Marcella Dunaway accept?

Health plans from Providence Health Plan list Marcella Dunaway as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Marcella Dunaway was last updated on April 11, 2016. NPI Profile syncs with the weekly NPPES data releases published by CMS.