Quick answers
- Does Mary T. McVean accept Medicare assignment?
- Yes. Medicare's clinician data says Mary T. McVean 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 Mary T. McVean see?
- In 2024, CMS data shows 149 Original Medicare patients and 364 services for Mary T. McVean. This counts Original Medicare only and measures volume, not quality.
- What is Mary T. McVean's NPI number?
- 1083722623. 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 Mary T. McVean, 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 | 149 |
|---|---|
| Services billed to Medicare | 364 |
| Different services or procedures | 29 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)83 services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)54 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)46 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)28 services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes (99307)23 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 cholesterol75%
- High blood pressure74%
- Arthritis44%
- Depression41%
- Anxiety37%
- Heart failure37%
Hospitals where Mary T. McVean works
Medicare's Facility Affiliation Data lists Mary T. McVean 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.
- Jones Memorial HospitalWellsville, NY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 330096
- St James HospitalHornell, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330151
Practice locations
Addresses where Mary T. McVean is enrolled with Medicare (CMS data updated October 2, 2026).
- 191 N Main StWellsville, NY 14895 (585) 596‑0145
Group practices
Medicare enrollment lists Mary T. McVean as a member of this group (CMS data updated October 2, 2026).
- The Memorial Hospital of William F and Gertrude F Jones Inc127 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Wellsville
Clinicians with the same Medicare primary specialty in Wellsville, NY — not a recommendation.
Other clinicians in The Memorial Hospital of William F and Gertrude F Jones Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 1995 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1083722623 |
| 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