DR. WILLIAM R. BOYD PH.D. NPI 1356431407

NPI Information

NPI: 1356431407
Provider Name: DR. WILLIAM R. BOYD, PH.D.
Classification: Psychologist - 103TH0004X
Specialization: Health
Entity Type: Individual
PECOS Registration: Yes
Address: 781 SUNSET DR
DAYTON, TN
ZIP 37321
Phone: (423) 775-3618

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NPI Details

DR. William R. Boyd, PH.D. is a health psychologist in Dayton, TN with 37 years of experience. The provider is a psychologist who specializes in clinical health psychology that investigates and implements clinical services across diverse populations and settings to promote health and well-being and to prevent, treat, and manage illness and disability. Clinical health psychology sees health as the confluence of psychological, social, cultural, and biological factors and applies this understanding to professional activities including:

DR. William R. Boyd, PH.D. NPI is 1356431407. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

781 SUNSET DR
DAYTON, TN
ZIP 37321-634
Phone: (423) 775-3618
Fax: (423) 775-3618

The NPI 1356431407 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment.
The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.
- Psychotherapy, 30 minutes (HCPCS:90832)
- Administration of psychological or neuropsychological test, each additional 30 minutes (HCPCS:96137)
- Psychiatric diagnostic evaluation (HCPCS:90791)
- Evaluation of neuropsychological test, each additional hour (HCPCS:96133)
- Administration of psychological or neuropsychological test, first 30 minutes (HCPCS:96136)
The enumeration date for this NPI number is 10/12/2006 and was last updated on 9/11/2025.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No.	Taxonomy Code	Taxonomy Clasification	Taxonomy Specialization	License Number	License State	Primary
1	103TC0700X	Psychologist	Clinical	P0001746	TENNESSEE	No
2	106H00000X	Marriage & Family Therapist		P0001746	TENNESSEE	No
3	101Y00000X	Counselor		P0001746	TENNESSEE	No
4	101YM0800X	Counselor	Mental Health	P0001746	TENNESSEE	No
5	101YP2500X	Counselor	Professional	LPC000262	TENNESSEE	No
6	103TA0700X	Psychologist	Adult Development & Aging	P0001746	TENNESSEE	No
7	103T00000X	Psychologist		P0001746	TENNESSEE	No
8	103TB0200X	Psychologist	Cognitive & Behavioral	P0001746	TENNESSEE	No
9	103TC1900X	Psychologist	Counseling	P0001746	TENNESSEE	No
10	103TF0000X	Psychologist	Family	P0001746	TENNESSEE	No
11	103TH0004X	Psychologist	Health	P0001746	TENNESSEE	Yes

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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