Quick answers
- Which hospitals does Mark L. Decco work at?
- Medicare's official clinician data lists Mark L. Decco at 1 hospital: Beaumont Hospital, Troy. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark L. Decco see patients?
- Medicare's clinician data lists 2 practice locations, including Macomb, MI and Chesterfield, MI. Call before your visit to confirm the address.
- What is Mark L. Decco's specialty?
- Medicare lists Allergy/Immunology as the primary specialty, and also Pediatric Medicine.
- Does Mark L. Decco accept Medicare assignment?
- Yes. Medicare's clinician data says Mark L. Decco 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 L. Decco?
- (586) 846-3073, as listed in official Medicare / NPI Registry data.
- What is Mark L. Decco's NPI number?
- 1912083106. 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 L. Decco works
Medicare's Facility Affiliation Data lists Mark L. Decco at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Beaumont Hospital, TroyTroy, MI · Acute Care Hospital · CCN 230269
Practice locations
Addresses where Mark L. Decco is enrolled with Medicare (CMS data updated 2026-10-02).
- 17965 Hall RdMacomb, MI 48044 (586) 846‑3073
- 30170 23 Mile RdChesterfield, MI 48047 (586) 949‑5900
Group practices
Medicare enrollment lists Mark L. Decco as a member of this group (CMS data updated 2026-10-02).
- Kenwood Allergy and Asthma Center, P.C.3 clinicians in the group
Specialties
- Allergy/Immunologyprimary
- Pediatric Medicinealso
Other allergist and immunologists in Michigan
Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Washington School Of Medicine |
| Graduation year | 1992 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1912083106 |
| 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