Doctor profile · Federal record
Dr. William Macgillivray, PH.D.
Clinical Psychologist · Knoxville, TN
- NPI 1700920006
- Accepts Medicare
- 41 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
7 Forest CT
Knoxville, TN 379195002
(865) 584-8400
fax (865) 584-8400
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 103TC0700X — NUCC code
- State license (1)
- Tennessee #1138
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1700920006. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
227
Distinct HCPCS
1
Medicare allowed
$31,811
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90837 |
Psychotherapy, 1 hour | 227 | 13 | $140 |
In context: peer comparison
Among 8 peers in Knoxville Clinical Psychologist, average services per provider: 137. This provider delivers 1.7× the peer median.Frequently asked questions
What is Dr. William Macgillivray's medical specialty?
Dr. William Macgillivray practices Clinical Psychologist in Knoxville, TN.
Where does Dr. William Macgillivray practice?
Dr. William Macgillivray practices at 7 Forest CT, Knoxville, TN 379195002. Office phone: 8655848400.
What is Dr. William Macgillivray's NPI?
Dr. William Macgillivray's National Provider Identifier (NPI) is 1700920006, issued by NPPES.
Does Dr. William Macgillivray accept Medicare assignment?
Yes. Dr. William Macgillivray accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Macgillivray commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.