Clayton Bates
Physician Assistants (Physician Assistant)
2940 E Banner Gateway Dr Ste 200
Gilbert, AZ 85234
Who else practices at this address →
Maricopa County includes primary care (13% of residents) and dental (0% of residents) and mental health (4% of residents) shortage areas. About shortage areas
- Medicare participating
At a glance
- Years since graduation
- 12
- In the NPI registry since
- 2014
- Medicare patients seen, 2024
- 413
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2014Registered with an NPI (national billing number; not a license date)
Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Physician Assistant primary
AZ license 5891 -
Surgical Physician Assistant
AZ license 5891
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Banner Baywood Medical Center Mesa, AZ
- Arizona Spine and Joint Hospital Mesa, AZ
Medical groups
- Orthopedic Specialists of North America PLLC (309 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 413
- Services billed
- 12,185
- Patients’ average age
- 75
| Service | Times | Patients |
|---|---|---|
| Established patient office or other outpatient visit, 20-29 minutes | 409 | 315 |
| Aspiration and/or injection of fluid from large joint | 370 | 280 |
| Injection, methylprednisolone acetate, 40 mg | 293 | 210 |
| X-ray of knee, 4 or more views | 216 | 161 |
| X-ray of shoulder, minimum of 2 views | 200 | 174 |
| Hyaluronan or derivative, monovisc, for intra-articular injection, per dose | 115 | 81 |
| New patient office or other outpatient visit, 30-44 minutes | 85 | 85 |
| Established patient office or other outpatient visit, 30-39 minutes | 61 | 59 |
| Replacement of knee joint, both sides of knee | 29 | 27 |
| Shaving of part of shoulder bone and repair of ligament using an endoscope | 25 | 24 |
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Medicare prescriptions
| Drug | Prescriptions |
|---|---|
| Hydrocodone-Acetaminophen (hydrocodone/acetaminophen) Other prescribers in Gilbert, AZ | 113 |
| Oxycodone-Acetaminophen (oxycodone hcl/acetaminophen) Other prescribers in Gilbert, AZ | 68 |
| Tramadol Hcl Other prescribers in Gilbert, AZ | 35 |
| Celecoxib Other prescribers in Gilbert, AZ | 29 |
| Cyclobenzaprine Hcl Other prescribers in Gilbert, AZ | 23 |
| Ondansetron Hcl Other prescribers in Gilbert, AZ | 17 |
| Cephalexin Other prescribers in Gilbert, AZ | 15 |
| Methylprednisolone Other prescribers in Gilbert, AZ | 11 |
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.
Payments from drug and device companies
In 2025, 4 companies reported 5 payments worth $88.80 in total to this clinician.
| Abbott Laboratories | $37.53 |
|---|---|
| Vericel Corporation | $22.92 |
| Impactortho, Inc. | $22.85 |
| Orthofix Medical, Inc. | $5.50 |
| Food and Beverage | $88.80 |
|---|
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.