Quick answers
- Which hospitals does Mark D. Chouinard work at?
- Medicare's official clinician data lists Mark D. Chouinard at 5 hospitals: Clarinda Regional Health Center, Memorial Community Hospital & Health System, Methodist Fremont Health, Montgomery County Memorial Hospital and The Nebraska Methodist Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark D. Chouinard see patients?
- Medicare's clinician data lists 15 practice locations, including Omaha, NE, Red Oak, IA and Fremont, NE. Call before your visit to confirm the address.
- What is Mark D. Chouinard's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Mark D. Chouinard accept Medicare assignment?
- Yes. Medicare's clinician data says Mark D. Chouinard accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Mark D. Chouinard?
- (402) 354-1570, as listed in official Medicare / NPI Registry data.
- What is Mark D. Chouinard's NPI number?
- 1487615316. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark D. Chouinard works
Medicare's Facility Affiliation Data lists Mark D. Chouinard at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Clarinda Regional Health CenterClarinda, IA · Critical Access Hospital · CCN 161352
- Memorial Community Hospital & Health SystemBlair, NE · Critical Access Hospital · CCN 281359
- Methodist Fremont HealthFremont, NE · Acute Care Hospital · CCN 280077
- Montgomery County Memorial HospitalRed Oak, IA · Critical Access Hospital · CCN 161363
- The Nebraska Methodist HospitalOmaha, NE · Acute Care Hospital · CCN 280040
Practice locations
Addresses where Mark D. Chouinard is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 15; the Medicare profile lists all.
- 10060 Regency CirOmaha, NE 68114 (402) 354‑1570
- 1120 N 103rd Plaza, 200 Cardiothoracic SurgeryOmaha, NE 68114 (402) 354‑0400
- 1120 N 103rd PlzOmaha, NE 68114
- 16120 W Dodge RdOmaha, NE 68118 (402) 354‑0550
- 2301 Eastern AveRed Oak, IA 51566
Group practices
Medicare enrollment lists Mark D. Chouinard as a member of these groups (CMS data updated 2026-10-02).
- Physicians Clinic Inc561 clinicians in the group
- Nebraska Methodist Hospital136 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Nebraska →
Other cardiologists in Omaha
Clinicians with the same Medicare primary specialty in Omaha, NE — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Georgia School Of Medicine |
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1487615316 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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