THOMAS ALEXANDER LALONDE MD
NPI 1497704191
Internal Medicine - Cardiovascular Disease in St Clair Shores, MI
About Thomas Alexander Lalonde Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THOMAS ALEXANDER LALONDE MD (NPI 1497704191) is an individual cardiovascular disease provider in St Clair Shores, Michigan, licensed in Michigan (4301047714) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Henry Ford Macomb Hospital, and is a graduate of Wayne State University School Of Medicine (1983).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Thomas Alexander Lalonde Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Thomas Lalonde reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
St Clair Shores, MI 48080
- Reassigned Medicare billing, Michigan enrollment
- 26 clinicians in this Medicare group
Saint Clair Shores, MI 48081
- Reassigned Medicare billing, Michigan enrollment
- 520 clinicians in this Medicare group
Southfield, MI 48075
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Henry Ford Health Providence Hospital
- 393 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 14
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Henry Ford Macomb Hospital
Acute Care Hospitals · Clinton Township, MIBeaumont Hospital - Grosse Pointe
Acute Care Hospitals · Grosse Pointe, MIBeaumont Hospital Royal Oak
Acute Care Hospitals · Royal Oak, MIAscension St John Hospital
Acute Care Hospitals · Detroit, MIBeaumont Hospital, Troy
Acute Care Hospitals · Troy, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48080 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAINT CLAIR SHORES, MI 48080
ST CLAIR SHORES, MI 48080
ST CLAIR SHORES, MI 48080
SAINT CLAIR SHORES, MI 48080
ST CLAIR SHORES, MI 48080
SAINT CLAIR SHORES, MI 48080
SAINT CLAIR SHORES, MI 48080
ST CLAIR SHORES, MI 48080
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Thomas Lalonde's NPI number?
The NPI number for Thomas Lalonde is 1497704191. It was assigned to this individual provider in the NPPES registry on May 9, 2006.
Where is Thomas Lalonde located?
Thomas Lalonde practices at 24211 Little Mack Ave, St Clair Shores, MI 48080. The listed phone number is (586) 498-0440.
What is Thomas Lalonde's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Thomas Lalonde enrolled in Medicare?
Yes. Thomas Lalonde is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Thomas Lalonde's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Lalonde reassigns Medicare benefits to 3 organizations: Eastlake Cardiovascular PC (St Clair Shores, MI), Henry Ford Health St. John Hospital (Saint Clair Shores, MI) and Ascension Providence Hospital (Southfield, MI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Thomas Lalonde's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thomas Lalonde accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Thomas Lalonde as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Thomas Lalonde affiliated with any hospitals?
According to CMS data, Thomas Lalonde is affiliated with Henry Ford Macomb Hospital, Beaumont Hospital - Grosse Pointe, Beaumont Hospital Royal Oak, Ascension St John Hospital and Beaumont Hospital, Troy.
When was this NPI record last updated?
The NPPES record for Thomas Lalonde was last updated on December 1, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Thomas Alexander Lalonde, MD · NPI 1497704191
Cardiovascular Disease physician in St Clair Shores, Michigan. Individual provider, active in the CMS NPPES registry since May 9, 2006.
## Identity
- **NPI:** 1497704191 (Entity type: Individual)
- **Enumerated:** May 9, 2006
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** 4301047714 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 24211 LITTLE MACK AVE, St Clair Shores, MI 48080-1190
- **Phone:** (586) 498-0440 · **Fax:** (586) 498-0401
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Eastlake Cardiovascular PC (NPI 1982657474, St Clair Shores, MI); Henry Ford Health St. John Hospital (NPI 1376820605, Saint Clair Shores, MI); Ascension Providence Hospital (NPI 1619932670, Southfield, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Wayne State University School Of Medicine, class of 1983
## Record status
- **NPPES last updated:** December 1, 2020
- **Other identifiers:** Medicaid 3384987 (MI); Other 10 (MI)
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Source: [NPI Profile](https://npiprofile.com/npi/1497704191) · Data from the CMS NPPES public registry.