Quick answers
- Does Ryan D. Christofferson accept Medicare assignment?
- Yes. Medicare's clinician data says Ryan D. Christofferson 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 Ryan D. Christofferson see?
- In 2024, CMS data shows 741 Original Medicare patients and 1,470 services for Ryan D. Christofferson. This counts Original Medicare only and measures volume, not quality.
- What is Ryan D. Christofferson's NPI number?
- 1427277037. 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 Ryan D. Christofferson, 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 | 741 |
|---|---|
| Services billed to Medicare | 1,470 |
| Different services or procedures | 53 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)404 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)207 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)117 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)89 services
- Nuclear medicine studies of heart muscle at rest and with stress and spect (78452)78 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%
- Arthritis54%
- Ischemic heart disease52%
- Diabetes36%
- Atrial fibrillation36%
Hospitals where Ryan D. Christofferson works
Medicare's Facility Affiliation Data lists Ryan D. Christofferson 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.
- Parma Community General HospitalParma, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 360041
- UH Cleveland Medical CenterCleveland, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360137
- UH St John Medical CenterWestlake, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360123
- University Hospitals - Elyria Medical CenterElyria, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 360145
Practice locations
Addresses where Ryan D. Christofferson is enrolled with Medicare (CMS data updated October 2, 2026).
- 11100 Euclid AveCleveland, OH 44106
- 125 E Broad St, Suite 218Elyria, OH 44035 (440) 329‑7310
- 158 W Main RdConneaut, OH 44030
- 1997 Healthway DrAvon, OH 44011 (440) 695‑6503
- 630 E River StElyria, OH 44035 (440) 329‑7500
Group practices
Medicare enrollment lists Ryan D. Christofferson as a member of this group (CMS data updated October 2, 2026).
- University Primary Care Practices Inc1,079 clinicians in the group
Specialties
Other interventional cardiologists in Cleveland
Clinicians with the same Medicare primary specialty in Cleveland, OH — not a recommendation.
Other clinicians in University Primary Care Practices Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Southwestern Medical School At Dallas |
| Graduation year | 2001 (25 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1427277037 |
| 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