Quick answers
- Does Andrew J. St Martin accept Medicare assignment?
- Yes. Medicare's clinician data says Andrew J. St Martin 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 Andrew J. St Martin see?
- In 2024, CMS data shows 201 Original Medicare patients and 813 services for Andrew J. St Martin. This counts Original Medicare only and measures volume, not quality.
- What is Andrew J. St Martin's NPI number?
- 1679521207. 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 Andrew J. St Martin, 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 | 813 |
| Different services or procedures | 33 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes (99307)151 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)132 services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)89 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)83 services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)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 cholesterol63%
- Diabetes37%
- Arthritis32%
- Depression30%
- Anxiety28%
Hospitals where Andrew J. St Martin works
Medicare's Facility Affiliation Data lists Andrew J. St Martin 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.
- Ochsner Medical Center - Baton RougeBaton Rouge, LA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 190202
- Ochsner Medical Center AcuteNew Orleans, LA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 190036
- Ochsner Medical Center-KennerKenner, LA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 190274
- St Charles Parish HospitalLuling, LA · Acute Care Hospital · Emergency services: listed by Medicare · CCN 190079
- St James Parish HospitalLutcher, LA · Critical Access Hospital · Emergency services: listed by Medicare · CCN 191305
Practice locations
Addresses where Andrew J. St Martin is enrolled with Medicare (CMS data updated October 2, 2026).
- 735 W 5th St, Ochsner Health Center Laplace MedicalLa Place, LA 70068 (985) 652‑9504
Group practices
Medicare enrollment lists Andrew J. St Martin as a member of this group (CMS data updated October 2, 2026).
- Ochsner Clinic LLC2,864 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Louisiana
Clinicians with the same Medicare primary specialty in Louisiana — not a recommendation.
Other clinicians in Ochsner Clinic LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Louisiana State University School Of Medicine In New Orleans |
| Graduation year | 1999 (27 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1679521207 |
| 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