Quick answers
- Does Mandy R. Guilliams accept Medicare assignment?
- Yes. Medicare's clinician data says Mandy R. Guilliams 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 Mandy R. Guilliams see?
- In 2024, CMS data shows 201 Original Medicare patients and 2,419 services for Mandy R. Guilliams. This counts Original Medicare only and measures volume, not quality.
- What is Mandy R. Guilliams's NPI number?
- 1578291258. 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 Mandy R. Guilliams, 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 | 201 |
|---|---|
| Services billed to Medicare | 2,419 |
| Different services or procedures | 32 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Injection, methylprednisolone acetate, 1 mg (J1010)2,040 services
- Replacement of knee joint, both sides of knee (27447)65 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)46 services
- Replacement of thigh bone and hip joint with prosthesis (27130)38 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)35 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%
- Arthritis75%
- Ischemic heart disease34%
- Diabetes31%
- Anxiety26%
Practice locations
Addresses where Mandy R. Guilliams is enrolled with Medicare (CMS data updated October 2, 2026).
- 3444 Masonic DrAlexandria, LA 71301
- 429 Rocky Bayou Dr, Suite APineville, LA 71360
Group practices
Medicare enrollment lists Mandy R. Guilliams as a member of this group (CMS data updated October 2, 2026).
- Mid State Orthopaedic and Sports Medicine Center LLC27 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Alexandria
Clinicians with the same Medicare primary specialty in Alexandria, LA — not a recommendation.
Other clinicians in Mid State Orthopaedic and Sports Medicine Center LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2022 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1578291258 |
| 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