Quick answers
- Does Jeffrey W. Dennis accept Medicare assignment?
- Yes. Medicare's clinician data says Jeffrey W. Dennis 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 Jeffrey W. Dennis see?
- In 2024, CMS data shows 1,435 Original Medicare patients and 68,695 services for Jeffrey W. Dennis. This counts Original Medicare only and measures volume, not quality.
- What is Jeffrey W. Dennis's NPI number?
- 1386750909. 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 Jeffrey W. Dennis, 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 | 1,435 |
|---|---|
| Services billed to Medicare | 68,695 |
| Different services or procedures | 126 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Injection, inclisiran, 1 mg (J1306)16,472 services
- Injection, romosozumab-aqqg, 1 mg (J3111)13,860 services
- Injection, denosumab, 1 mg (J0897)13,080 services
- Insertion of needle into vein for collection of blood sample (36415)1,726 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)1,562 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%
- Arthritis50%
- Ischemic heart disease34%
- Diabetes33%
- Chronic kidney disease33%
Hospitals where Jeffrey W. Dennis works
Medicare's Facility Affiliation Data lists Jeffrey W. Dennis 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.
- Baptist Memorial HospitalMemphis, TN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 440048
- Baptist Memorial Hospital North MSOxford, MS · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 250034
- Baptist Memorial Hospital Union CountyNew Albany, MS · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 250006
- Panola Medical CenterBatesville, MS · Rural Emergency Hospital · Emergency services: listed by Medicare · CCN 250781
- University of Mississippi Medical Center- GrenadaGrenada, MS · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 250168
Practice locations
Addresses where Jeffrey W. Dennis is enrolled with Medicare (CMS data updated October 2, 2026).
- 551 Azalea DrOxford, MS 38655 (662) 234‑0332
Group practices
Medicare enrollment lists Jeffrey W. Dennis as a member of this group (CMS data updated October 2, 2026).
- Internal Medicine Associates of Oxford7 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Oxford
Clinicians with the same Medicare primary specialty in Oxford, MS — not a recommendation.
Other clinicians in Internal Medicine Associates of Oxford
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Mississippi School Of Medicine |
| Graduation year | 1999 (27 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1386750909 |
| 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