Quick answers
- Does Mellissa D. Pennington accept Medicare assignment?
- Yes. Medicare's clinician data says Mellissa D. Pennington 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 Mellissa D. Pennington see?
- In 2024, CMS data shows 157 Original Medicare patients and 158 services for Mellissa D. Pennington. This counts Original Medicare only and measures volume, not quality.
- What is Mellissa D. Pennington's NPI number?
- 1144222662. 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 Mellissa D. Pennington, 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 | 157 |
|---|---|
| Services billed to Medicare | 158 |
| Different services or procedures | 40 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Anesthesia for procedure for total knee joint replacement (01402)19 services
- Anesthesia for lens surgery (00142)16 services
- Anesthesia for procedure to assess heart electrical activity (00537)14 services
- Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance (01938)13 services
- Anesthesia for open or endoscopic total shoulder joint replacement (01638)12 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%
- Anxiety36%
- Ischemic heart disease32%
- Diabetes27%
Hospitals where Mellissa D. Pennington works
Medicare's Facility Affiliation Data lists Mellissa D. Pennington 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.
- Gulf Breeze HospitalGulf Breeze, FL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 100266
Practice locations
Addresses where Mellissa D. Pennington is enrolled with Medicare (CMS data updated October 2, 2026).
- 1110 Gulf Breeze PkwyGulf Breeze, FL 32561 (850) 934‑2000
- 1890 Summit BlvdPensacola, FL 32503 (850) 549‑9060
Group practices
Medicare enrollment lists Mellissa D. Pennington as a member of these groups (CMS data updated October 2, 2026).
- Ams National LLC316 clinicians in the group
- Ams of Gulf Breeze LLC38 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Florida →
Other nurse anesthetists in Gulf Breeze
Clinicians with the same Medicare primary specialty in Gulf Breeze, FL — not a recommendation.
Other clinicians in Ams National LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2003 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1144222662 |
| 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