Quick answers
- Does Leah McMahan accept Medicare assignment?
- Yes. Medicare's clinician data says Leah McMahan 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 Leah McMahan see?
- In 2024, CMS data shows 88 Original Medicare patients and 114 services for Leah McMahan. This counts Original Medicare only and measures volume, not quality.
- What is Leah McMahan's NPI number?
- 1023287349. 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 Leah McMahan, 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 | 88 |
|---|---|
| Services billed to Medicare | 114 |
| Different services or procedures | 35 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Anesthesia for x-ray on artery of brain, heart, or chest (01926)18 services
- Insertion of artery tube for blood sampling or infusion through skin (36620)14 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%
- Arthritis58%
- Chronic kidney disease51%
- Ischemic heart disease43%
- Heart failure42%
Hospitals where Leah McMahan works
Medicare's Facility Affiliation Data lists Leah McMahan 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.
- Singing River GulfportGulfport, MS · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 250123
- USA Health University HospitalMobile, AL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 010087
Practice locations
Addresses where Leah McMahan is enrolled with Medicare (CMS data updated October 2, 2026).
- 1700 Ctr StMobile, AL 36604 (251) 471‑1000
- 2809 Denny AvePascagoula, MS 39581
- 3109 Bienville BlvdOcean Springs, MS 39564 (228) 818‑1111
Group practices
Medicare enrollment lists Leah McMahan as a member of these groups (CMS data updated October 2, 2026).
- Singing River Health System295 clinicians in the group
- USA Health Anesthesia Billing Services LLC157 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Alabama →
Other nurse anesthetists in Mobile
Clinicians with the same Medicare primary specialty in Mobile, AL — not a recommendation.
Other clinicians in Singing River Health System
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2007 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023287349 |
| 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