Quick answers
- Does Heather L. Mayville accept Medicare assignment?
- Yes. Medicare's clinician data says Heather L. Mayville 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 Heather L. Mayville see?
- In 2024, CMS data shows 13 Original Medicare patients and 19 services for Heather L. Mayville. This counts Original Medicare only and measures volume, not quality.
- What is Heather L. Mayville's NPI number?
- 1699190181. 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 Heather L. Mayville, 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 | 13 |
|---|---|
| Services billed to Medicare | 19 |
| Different services or procedures | 5 |
| Participating Medicare provider | Yes |
| Average age of these patients | 67 |
Hospitals where Heather L. Mayville works
Medicare's Facility Affiliation Data lists Heather L. Mayville 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.
- St Marys Medical CenterHuntington, WV · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 510007
Practice locations
Addresses where Heather L. Mayville is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 1408 Campbell Dr, Suite 202Ironton, OH 45638 (740) 533‑9750
- 143 Peyton StBarboursville, WV 25504 (604) 697‑2035
- 1630 13th AveHuntington, WV 25701 (304) 697‑2014
- 1630 13th Ave, Suite DHuntington, WV 25701 (304) 697‑2014
- 2585 3rd AveHuntington, WV 25703
Group practices
Medicare enrollment lists Heather L. Mayville as a member of these groups (CMS data updated October 2, 2026).
- Valley Health Systems, Inc112 clinicians in the group
- St. Mary's Medical Management, LLC88 clinicians in the group
Specialties
Find other clinicians: Certified Nurse Midwife (CNM), Ohio →
Other nurse midwifes in Ohio
Clinicians with the same Medicare primary specialty in Ohio — not a recommendation.
Other clinicians in Valley Health Systems, Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNM |
|---|---|
| Graduation year | 2013 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1699190181 |
| 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