Quick answers
- Does Brian N. Christiansen accept Medicare assignment?
- Yes. Medicare's clinician data says Brian N. Christiansen 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 Brian N. Christiansen see?
- In 2024, CMS data shows 962 Original Medicare patients and 7,943 services for Brian N. Christiansen. This counts Original Medicare only and measures volume, not quality.
- What is Brian N. Christiansen's NPI number?
- 1922095454. 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 Brian N. Christiansen, 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 | 962 |
|---|---|
| Services billed to Medicare | 7,943 |
| Different services or procedures | 66 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)1,644 services
- Removal of fingernails or toenails, 6 or more nails (11721)1,507 services
- Removal of fingernails or toenails, 1-5 nails (11720)1,068 services
- Trimming of dystrophic nails, any number (G0127)764 services
- Removal of noncancer thickened skin growth, 2-4 growths (11056)721 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%
- Arthritis52%
- Diabetes50%
- Chronic kidney disease34%
- Ischemic heart disease31%
Hospitals where Brian N. Christiansen works
Medicare's Facility Affiliation Data lists Brian N. Christiansen 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.
- Methodist Medical Center of Oak RidgeOak Ridge, TN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 440034
Practice locations
Addresses where Brian N. Christiansen is enrolled with Medicare (CMS data updated October 2, 2026).
- 170 W Tennessee AveOak Ridge, TN 37830 (865) 482‑1788
Group practices
Medicare enrollment lists Brian N. Christiansen as a member of this group (CMS data updated October 2, 2026).
- Arches Foot Care, LLC2 clinicians in the group
Specialties
- Podiatryprimary
Other podiatrists in Tennessee
Clinicians with the same Medicare primary specialty in Tennessee — not a recommendation.
Other clinicians in Arches Foot Care, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DPM |
|---|---|
| Podiatric medical school | Barry University School Of Podiatric Medicine |
| Graduation year | 2002 (24 years since podiatric medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1922095454 |
| 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