Quick answers
- Does Joeleen M. Ottun Cox accept Medicare assignment?
- Yes. Medicare's clinician data says Joeleen M. Ottun Cox 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 Joeleen M. Ottun Cox see?
- In 2024, CMS data shows 156 Original Medicare patients and 1,798 services for Joeleen M. Ottun Cox. This counts Original Medicare only and measures volume, not quality.
- What is Joeleen M. Ottun Cox's NPI number?
- 1720073661. 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 Joeleen M. Ottun Cox, 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 | 156 |
|---|---|
| Services billed to Medicare | 1,798 |
| Different services or procedures | 2 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Chiropractic manipulative treatment, 3-4 spinal regions (98941)1,628 services
- Chiropractic manipulative treatment, 1-2 spinal regions (98940)170 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 pressure56%
- High cholesterol56%
- Arthritis38%
- Depression22%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)20%
- Anxiety19%
Practice locations
Addresses where Joeleen M. Ottun Cox is enrolled with Medicare (CMS data updated October 2, 2026).
- 1643 24th St W, Suite 203Billings, MT 59102 (406) 259‑9383
Specialties
- Chiropracticprimary
Other chiropractors in Billings
Clinicians with the same Medicare primary specialty in Billings, MT — not a recommendation.
Clinician information
| Credential | CH |
|---|---|
| School | Northwestern College Of Chiropractic |
| Graduation year | 2000 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1720073661 |
| 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