Quick answers
- Does Jose S. Reyes Oliva Md accept Medicare assignment?
- Yes. Medicare's clinician data says Jose S. Reyes Oliva Md 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 Jose S. Reyes Oliva Md see?
- In 2024, CMS data shows 399 Original Medicare patients and 1,460 services for Jose S. Reyes Oliva Md. This counts Original Medicare only and measures volume, not quality.
- What is Jose S. Reyes Oliva Md's NPI number?
- 1770978900. 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 Jose S. Reyes Oliva Md, 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 | 399 |
|---|---|
| Services billed to Medicare | 1,460 |
| Different services or procedures | 24 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)411 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)300 services
- Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)198 services
- Dialysis services, 4 or more physician visits per month (20 years or older) (90960)163 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)68 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%
- Chronic kidney disease75%
- Diabetes63%
- Arthritis45%
- Heart failure45%
Hospitals where Jose S. Reyes Oliva Md works
Medicare's Facility Affiliation Data lists Jose S. Reyes Oliva Md 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.
- Appling HealthcareBaxley, GA · Acute Care Hospital · Emergency services: listed by Medicare · CCN 110071
- Southeast Georgia Health System- Brunswick CampusBrunswick, GA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: not listed by Medicare · CCN 110025
- Southeast Georgia Health System- Camden CampusSaint Marys, GA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 110146
- Wayne Memorial HospitalJesup, GA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 110124
Practice locations
Addresses where Jose S. Reyes Oliva Md is enrolled with Medicare (CMS data updated October 2, 2026).
- 3025 Shrine Rd, Suite 270Brunswick, GA 31520 (912) 262‑2723
Group practices
Medicare enrollment lists Jose S. Reyes Oliva Md as a member of this group (CMS data updated October 2, 2026).
- Ahmed Elsharkawi MD LLC8 clinicians in the group
Specialties
- Internal Medicineprimary
- Nephrologyalso
Other internal medicine doctors in Brunswick
Clinicians with the same Medicare primary specialty in Brunswick, GA — not a recommendation.
Other clinicians in Ahmed Elsharkawi MD LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 1997 (29 years since medical school) |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1770978900 |
| 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