Doctor profile · Federal record
Dr. Grayling Harrison
Physical Therapist · Millersville, MD
- NPI 1720656960
- 5 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
611 Waterwheel Ln
Millersville, MD 211082330
(443) 469-1140 - Mailing address
-
611 Waterwheel Ln Apt 14
Millersville, MD 211082331
Credentials & registration
- NPI registered
- June 2021 — 5 yrs on file
- Profile last updated
- August 1, 2024
- Specialty taxonomy
- 225100000X — NUCC code
- State license (1)
- Maryland #28447
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1720656960. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,080
Distinct HCPCS
6
Medicare allowed
$30,328
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
97110 |
Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes | 380 | 42 | $24 | |
97140 |
Therapy procedure using manual technique, each 15 minutes | 219 | 29 | $22 | |
97112 |
Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes | 213 | 37 | $29 | |
97530 |
Therapy procedure using functional activities | 192 | 32 | $38 | |
97535 |
Training for self-care or home management, each 15 minutes | 65 | 22 | $30 | |
97161 |
Evaluation for physical therapy, typically 20 minutes | 11 | 11 | $106 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 190. This provider delivers 5.7× the peer median.Frequently asked questions
What is Dr. Grayling Harrison's medical specialty?
Dr. Grayling Harrison practices Physical Therapist in Millersville, MD.
Where does Dr. Grayling Harrison practice?
Dr. Grayling Harrison practices at 611 Waterwheel Ln, Millersville, MD 211082330. Office phone: 4434691140.
What is Dr. Grayling Harrison's NPI?
Dr. Grayling Harrison's National Provider Identifier (NPI) is 1720656960, issued by NPPES.
What procedures does Dr. Grayling Harrison commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure using manual technique (HCPCS 97140); Therapy procedure to re-educate brain-to-nerve-to-muscle function (HCPCS 97112). Source: CMS Medicare Physician & Other Practitioners file.