Quick answers
- Does John R. Kercheval accept Medicare assignment?
- Yes. Medicare's clinician data says John R. Kercheval 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 John R. Kercheval see?
- In 2024, CMS data shows 297 Original Medicare patients and 660 services for John R. Kercheval. This counts Original Medicare only and measures volume, not quality.
- What is John R. Kercheval's NPI number?
- 1659458842. 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 John R. Kercheval, 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 | 297 |
|---|---|
| Services billed to Medicare | 660 |
| Different services or procedures | 19 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)222 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)165 services
- Hospital discharge day management, more than 30 minutes (99239)109 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)59 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)20 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%
- Ischemic heart disease57%
- Arthritis52%
- Atrial fibrillation51%
- Heart failure47%
Hospitals where John R. Kercheval works
Medicare's Facility Affiliation Data lists John R. Kercheval 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.
- Abrazo Arrowhead HospitalGlendale, AZ · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 030094
- St Joseph's HospitalTucson, AZ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 030011
- Western Arizona Regional Medical CenterBullhead City, AZ · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 030101
Practice locations
Addresses where John R. Kercheval is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 1301 S Crimson RdMesa, AZ 85209 (480) 358‑6300
- 1601 W Saint Marys RdTucson, AZ 85745 (520) 872‑3000
- 18701 N 67th AveGlendale, AZ 85308 (623) 974‑1500
- 1930 E Thomas RdPhoenix, AZ 85016 (602) 532‑1000
- 2735 Silver Creek RdBullhead City, AZ 86442 (928) 763‑2273
Group practices
Medicare enrollment lists John R. Kercheval as a member of these groups (CMS data updated October 2, 2026).
- Tucson Physician Group Holdings LLC201 clinicians in the group
- Dvma LLC55 clinicians in the group
- Comprehensive Hospitalist Services of Arizona LLC24 clinicians in the group
Specialties
- Family Practiceprimary
- Hospitalistalso
Other family doctors in Mesa
Clinicians with the same Medicare primary specialty in Mesa, AZ — not a recommendation.
Other clinicians in Tucson Physician Group Holdings LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Arizona College Of Osteopathic Medicine Mid Western University |
| Graduation year | 2004 (22 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1659458842 |
| 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