Quick answers
- Which hospitals does Thomas A. Lalonde work at?
- Medicare's official clinician data lists Thomas A. Lalonde at 5 hospitals: Beaumont Hospital - Grosse Pointe, Beaumont Hospital Royal Oak, Beaumont Hospital, Troy, Henry Ford Health St John Hospital and Henry Ford Macomb Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Thomas A. Lalonde see patients?
- Medicare's clinician data lists 2 practice locations, including Detroit, MI and Saint Clair Shores, MI. Call before your visit to confirm the address.
- What is Thomas A. Lalonde's specialty?
- Medicare lists Interventional Cardiology as the primary specialty, and also Cardiovascular Disease (Cardiology) and Internal Medicine.
- Does Thomas A. Lalonde accept Medicare assignment?
- Yes. Medicare's clinician data says Thomas A. Lalonde 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 Thomas A. Lalonde?
- (313) 343-6840, as listed in official Medicare / NPI Registry data.
- What is Thomas A. Lalonde's NPI number?
- 1497704191. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Thomas A. Lalonde works
Medicare's Facility Affiliation Data lists Thomas A. Lalonde at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Beaumont Hospital - Grosse PointeGrosse Pointe, MI · Acute Care Hospital · CCN 230089
- Beaumont Hospital Royal OakRoyal Oak, MI · Acute Care Hospital · CCN 230130
- Beaumont Hospital, TroyTroy, MI · Acute Care Hospital · CCN 230269
- Henry Ford Health St John HospitalDetroit, MI · Acute Care Hospital · CCN 230165
- Henry Ford Macomb HospitalClinton Township, MI · Acute Care Hospital · CCN 230047
Practice locations
Addresses where Thomas A. Lalonde is enrolled with Medicare (CMS data updated 2026-10-02).
- 22201 Moross Rd, Suite 275Detroit, MI 48236 (313) 343‑6840
- 24211 Little Mack AveSaint Clair Shores, MI 48080 (810) 498‑0440
Group practices
Medicare enrollment lists Thomas A. Lalonde as a member of these groups (CMS data updated 2026-10-02).
- Henry Ford Health St. John Hospital348 clinicians in the group
- Eastlake Cardiovascular PC23 clinicians in the group
Specialties
Other interventional cardiologists in Detroit
Clinicians with the same Medicare primary specialty in Detroit, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Wayne State University School Of Medicine |
| Graduation year | 1983 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1497704191 |
| 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