Quick answers
- Does John A. Adeniyi accept Medicare assignment?
- Yes. Medicare's clinician data says John A. Adeniyi 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 A. Adeniyi see?
- In 2024, CMS data shows 1,710 Original Medicare patients and 4,200 services for John A. Adeniyi. This counts Original Medicare only and measures volume, not quality.
- What is John A. Adeniyi's NPI number?
- 1306920756. 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 A. Adeniyi, 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 | 1,710 |
|---|---|
| Services billed to Medicare | 4,200 |
| Different services or procedures | 149 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)486 services
- Ultrasound study of one arm or leg veins with compression and maneuvers (93971)449 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)429 services
- Ultrasound of both sides of head and neck blood flow (93880)360 services
- Ultrasound study of arm or leg veins with compression and maneuvers (93970)318 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%
- Arthritis69%
- Diabetes46%
- Ischemic heart disease45%
- Chronic kidney disease38%
Hospitals where John A. Adeniyi works
Medicare's Facility Affiliation Data lists John A. Adeniyi 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.
- Grafton City Hospital, IncGrafton, WV · Critical Access Hospital · Emergency services: listed by Medicare · CCN 511307
- St Joseph's Hospital of Buckhannon, IncBuckhannon, WV · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 511321
- Summersville Regional Medical CenterSummersville, WV · Critical Access Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 511322
- United Hospital Center, IncBridgeport, WV · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 510006
- West Virginia University Hospitals, IncMorgantown, WV · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 510001
Practice locations
Addresses where John A. Adeniyi is enrolled with Medicare (CMS data updated October 2, 2026).
- 327 Medical Park DrBridgeport, WV 26330
- 527 Medical Park Dr, Suite 501Bridgeport, WV 26330 (304) 842‑3993
- PO Box, Suite 775Morgantown, WV 26507
Group practices
Medicare enrollment lists John A. Adeniyi as a member of these groups (CMS data updated October 2, 2026).
- United Hospital Center Inc298 clinicians in the group
- United Vascular and Vein Center PLLC5 clinicians in the group
Specialties
- Thoracic Surgeryprimary
Other thoracic surgeons in West Virginia
Clinicians with the same Medicare primary specialty in West Virginia — not a recommendation.
Other clinicians in United Hospital Center Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1990 (36 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1306920756 |
| 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