Quick answers
- Does Martin F. McCarthy accept Medicare assignment?
- Yes. Medicare's clinician data says Martin F. McCarthy 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 Martin F. McCarthy see?
- In 2024, CMS data shows 702 Original Medicare patients and 741 services for Martin F. McCarthy. This counts Original Medicare only and measures volume, not quality.
- What is Martin F. McCarthy's NPI number?
- 1659330918. 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 Martin F. McCarthy, 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 | 702 |
|---|---|
| Services billed to Medicare | 741 |
| Different services or procedures | 50 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)240 services
- Anesthesia for exam of colon using an endoscope (00812)144 services
- Anesthesia for other procedure on large bowel using an endoscope (00811)107 services
- Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance (01938)50 services
- Anesthesia for other closed procedure on chest (00520)30 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%
- Arthritis66%
- Ischemic heart disease38%
- Diabetes37%
- Anxiety31%
Hospitals where Martin F. McCarthy works
Medicare's Facility Affiliation Data lists Martin F. McCarthy 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.
- Crestwood Medical CenterHuntsville, AL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 010131
Practice locations
Addresses where Martin F. McCarthy is enrolled with Medicare (CMS data updated October 2, 2026).
- 1 Hospital Dr SWHuntsville, AL 35801 (256) 429‑4000
Group practices
Medicare enrollment lists Martin F. McCarthy as a member of this group (CMS data updated October 2, 2026).
- Physynergy LLC49 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Huntsville
Clinicians with the same Medicare primary specialty in Huntsville, AL — not a recommendation.
Other clinicians in Physynergy LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1975 (51 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1659330918 |
| 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