Doctor profile · Federal record
Dr. Gilliann Gray
Occupational Therapist (CMS: Occupational Therapist in Private Practice) · Collierville, TN
- NPI 1790410702
- Accepts Medicare
- 5 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
The Farms at Bailey Station, 3300 S Houston Levee RD
Collierville, TN 38107
(901) 779-8200 - Mailing address
-
100 Kilmory Dr
Rossville, TN 380663676
Credentials & registration
- NPI registered
- July 2022 — 4 yrs on file
- Year of graduation
- 2021 — 5 yrs since
- Specialty taxonomy
- 225X00000X — NUCC code
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1790410702. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
925
Distinct HCPCS
3
Medicare allowed
$24,215
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
97530 |
Therapy procedure using functional activities | 634 | 19 | $27 | |
97110 |
Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes | 280 | 17 | $23 | |
97166 |
Evaluation for occupational therapy, typically 45 minutes | 11 | 11 | $90 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 237. This provider delivers 3.9× the peer median.Frequently asked questions
What is Dr. Gilliann Gray's medical specialty?
Dr. Gilliann Gray practices Occupational Therapist in Collierville, TN.
Where does Dr. Gilliann Gray practice?
Dr. Gilliann Gray practices at The Farms at Bailey Station, Collierville, TN 38107. Office phone: 9017798200.
What is Dr. Gilliann Gray's NPI?
Dr. Gilliann Gray's National Provider Identifier (NPI) is 1790410702, issued by NPPES.
Does Dr. Gilliann Gray accept Medicare assignment?
Yes. Dr. Gilliann Gray accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gilliann Gray commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using functional activities (HCPCS 97530); Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Evaluation for occupational therapy, typically 45 minutes (HCPCS 97166). Source: CMS Medicare Physician & Other Practitioners file.