Quick answers
- Does Becky J. Mercier accept Medicare assignment?
- Yes. Medicare's clinician data says Becky J. Mercier 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 Becky J. Mercier see?
- In 2024, CMS data shows 25 Original Medicare patients and 38 services for Becky J. Mercier. This counts Original Medicare only and measures volume, not quality.
- What is Becky J. Mercier's NPI number?
- 1083726491. 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 Becky J. Mercier, 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 | 25 |
|---|---|
| Services billed to Medicare | 38 |
| Different services or procedures | 13 |
| Participating Medicare provider | Yes |
| Average age of these patients | 69 |
Most frequent services
- Insertion of needle into vein for collection of blood sample (36415)13 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%
- Diabetes48%
- Arthritis48%
- Anxiety44%
- Heart failure44%
Practice locations
Addresses where Becky J. Mercier is enrolled with Medicare (CMS data updated October 2, 2026).
- 3446 Big Ridge RdDiberville, MS 39540 (228) 392‑4153
- 6051 U S Hwy 49Hattiesburg, MS 39401 (601) 288‑7000
- 715 A Division StBiloxi, MS 39530 (229) 374‑4991
Group practices
Medicare enrollment lists Becky J. Mercier as a member of these groups (CMS data updated October 2, 2026).
- Relias Emergency Medicine Specialists of Hattiesburg LLC48 clinicians in the group
- Coastal Family Health Center, Inc47 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Diberville
Clinicians with the same Medicare primary specialty in Diberville, MS — not a recommendation.
Other clinicians in Relias Emergency Medicine Specialists of Hattiesburg LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1083726491 |
| 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
- 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