Quick answers
- Which hospitals does Lawrence I. Mallon work at?
- Medicare's official clinician data lists Lawrence I. Mallon at 4 hospitals: Mercy Health Lakeshore Campus, Mercy Health Saint Mary's, Trinity Health Grand Haven Hospital and Trinity Health Muskegon Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Lawrence I. Mallon see patients?
- Medicare's clinician data lists 2 practice locations, including Muskegon, MI. Call before your visit to confirm the address.
- What is Lawrence I. Mallon's specialty?
- Medicare lists Vascular Surgery as the primary specialty.
- Does Lawrence I. Mallon accept Medicare assignment?
- Yes. Medicare's clinician data says Lawrence I. Mallon 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 Lawrence I. Mallon?
- (231) 739-9461, as listed in official Medicare / NPI Registry data.
- What is Lawrence I. Mallon's NPI number?
- 1194788943. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Lawrence I. Mallon works
Medicare's Facility Affiliation Data lists Lawrence I. Mallon at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Health Lakeshore CampusShelby, MI · Critical Access Hospital · CCN 231320
- Mercy Health Saint Mary'sGrand Rapids, MI · Acute Care Hospital · CCN 230059
- Trinity Health Grand Haven HospitalGrand Haven, MI · Acute Care Hospital · CCN 230174
- Trinity Health Muskegon HospitalMuskegon, MI · Acute Care Hospital · CCN 230066
Practice locations
Addresses where Lawrence I. Mallon is enrolled with Medicare (CMS data updated 2026-10-02).
- 1316 Mercy DrMuskegon, MI 49444 (231) 739‑9461
- 1500 E Sherman BlvdMuskegon, MI 49444 (231) 739‑9341
Group practices
Medicare enrollment lists Lawrence I. Mallon as a member of this group (CMS data updated 2026-10-02).
- Muskegon Surgical Associates PC28 clinicians in the group
Specialties
- Vascular Surgeryprimary
Other vascular surgeons in Michigan
Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Kentucky College Of Medicine |
| Graduation year | 1997 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1194788943 |
| 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