Quick answers
- Does Ruth H. Oneson accept Medicare assignment?
- Yes. Medicare's clinician data says Ruth H. Oneson 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 Ruth H. Oneson see?
- In 2024, CMS data shows 241 Original Medicare patients and 353 services for Ruth H. Oneson. This counts Original Medicare only and measures volume, not quality.
- What is Ruth H. Oneson's NPI number?
- 1871513218. 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 Ruth H. Oneson, 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 | 241 |
|---|---|
| Services billed to Medicare | 353 |
| Different services or procedures | 3 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Fine needle aspiration biopsy using ultrasound guidance, first growth (10005)235 services
- Fine needle aspiration biopsy using ultrasound guidance, each additional growth (10006)91 services
- Ultrasound scan of head and neck soft tissue (76536)27 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 cholesterol75%
- Arthritis50%
- Ischemic heart disease38%
- Diabetes29%
- Anxiety23%
Practice locations
Addresses where Ruth H. Oneson is enrolled with Medicare (CMS data updated October 2, 2026).
- 2701 Coltrane Pl, Suite 3Edmond, OK 73034 (405) 715‑4500
Specialties
- Pathologyprimary
Other pathologists in Oklahoma
Clinicians with the same Medicare primary specialty in Oklahoma — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Maryland Medical College |
| Graduation year | 1983 (43 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1871513218 |
| 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
- 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