Quick answers
- Does Clayton H. Royder accept Medicare assignment?
- Yes. Medicare's clinician data says Clayton H. Royder accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Clayton H. Royder see?
- In 2024, CMS data shows 59 Original Medicare patients and 4,700 services for Clayton H. Royder. This counts Original Medicare only and measures volume, not quality.
- What is Clayton H. Royder's NPI number?
- 1588969711. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Clayton H. Royder, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 59 |
|---|---|
| Services billed to Medicare | 4,700 |
| Different services or procedures | 90 |
| Participating Medicare provider | Yes |
| Average age of these patients | 65 |
Most frequent services
- Injection, methylprednisolone acetate, 1 mg (J1010)1,290 services
- Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)331 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)282 services
- Injection, ketorolac tromethamine, per 15 mg (J1885)238 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)221 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol61%
- COPD58%
- Depression53%
- Arthritis39%
- Alzheimer's disease or dementia32%
Hospitals where Clayton H. Royder works
Medicare's Facility Affiliation Data lists Clayton H. Royder at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- INTEGRIS Baptist Medical Center, IncOklahoma City, OK · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 370028
- Mercy Hospital Oklahoma City, IncOklahoma City, OK · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 370013
Practice locations
Addresses where Clayton H. Royder is enrolled with Medicare (CMS data updated October 2, 2026).
- 2821 NW 50th St, Suite 200Oklahoma City, OK 73112 (405) 601‑3330
Specialties
- Family Practiceprimary
- Addiction Medicinealso
Other family doctors in Oklahoma City
Clinicians with the same Medicare primary specialty in Oklahoma City, OK — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | University Of North Texas Hsc, College Of Osteopathic Med |
| Graduation year | 1986 (40 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1588969711 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians