Quick answers
- Does Rey W. Carvajal accept Medicare assignment?
- Yes. Medicare's clinician data says Rey W. Carvajal 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 Rey W. Carvajal see?
- In 2024, CMS data shows 117 Original Medicare patients and 221 services for Rey W. Carvajal. This counts Original Medicare only and measures volume, not quality.
- What is Rey W. Carvajal's NPI number?
- 1245764976. 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 Rey W. Carvajal, 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 | 117 |
|---|---|
| Services billed to Medicare | 221 |
| Different services or procedures | 13 |
| Participating Medicare provider | Yes |
| Average age of these patients | 83 |
Most frequent services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)68 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)39 services
- Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)34 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)31 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)19 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 cholesterol70%
- Ischemic heart disease56%
- Alzheimer's disease or dementia56%
- Atrial fibrillation55%
- Heart failure52%
Hospitals where Rey W. Carvajal works
Medicare's Facility Affiliation Data lists Rey W. Carvajal 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.
- Bellin Memorial HospitalGreen Bay, WI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 520049
- OSF St Francis Hospital and Medical GroupEscanaba, MI · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 231337
Practice locations
Addresses where Rey W. Carvajal is enrolled with Medicare (CMS data updated October 2, 2026).
- 1800 Lawrence DrDe Pere, WI 54115 (920) 983‑3220
- 2820 Roosevelt RdMarinette, WI 54143 (715) 735‑5225
- 440 Woodward AveIron Mountain, MI 49801 (906) 776‑9040
- 744 S Webster AveGreen Bay, WI 54301 (920) 433‑6025
Group practices
Medicare enrollment lists Rey W. Carvajal as a member of these groups (CMS data updated October 2, 2026).
- Bellin Memorial Hospital Inc697 clinicians in the group
- Oconto Hospital and Medical Center Inc222 clinicians in the group
Specialties
- Hospice/Palliative Careprimary
- Internal Medicinealso
Other palliative care doctors in Wisconsin
Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.
Other clinicians in Bellin Memorial Hospital Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2017 (9 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245764976 |
| 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