DR. MARK L DECCO MD
NPI 1912083106
Allergy & Immunology in Eastpointe, MI
About Dr. Mark L Decco Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARK L DECCO MD (NPI 1912083106) is an individual allergy & immunology provider in Eastpointe, Michigan, licensed in Michigan (4301073354) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Beaumont Hospital, Troy, and is a graduate of University Of Washington School Of Medicine (1992).
NPPES Registry Identity
Specialties & Licenses 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
Dr. Mark L Decco 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 Reassignment
Medicare enrollment records show Mark Decco reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Chesterfield, MI 48047
- Reassigned Medicare billing, Michigan enrollment
- 6 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 6
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Beaumont Hospital, Troy
Acute Care Hospitals · Troy, MIOther Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Mark Decco's NPI number?
The NPI number for Mark Decco is 1912083106. It was assigned to this individual provider in the NPPES registry on October 31, 2006.
Where is Mark Decco located?
Mark Decco practices at 21300 Kelly Rd, Eastpointe, MI 48021. The listed phone number is (586) 447-4200.
What is Mark Decco's specialty?
The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.
Is Mark Decco enrolled in Medicare?
Yes. Mark Decco 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 organization bills Medicare for Mark Decco's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Decco reassigns Medicare benefits to Kenwood Allergy & Asthma Center, P.C. (Chesterfield, MI). The 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 Mark Decco's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Decco accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Mark Decco 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 Mark Decco affiliated with any hospitals?
According to CMS data, Mark Decco is affiliated with Beaumont Hospital, Troy.
When was this NPI record last updated?
The NPPES record for Mark Decco was last updated on April 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Dr. Mark L Decco, MD · NPI 1912083106
Allergy & Immunology physician in Eastpointe, Michigan. Individual provider, active in the CMS NPPES registry since October 31, 2006.
## Identity
- **NPI:** 1912083106 (Entity type: Individual)
- **Enumerated:** October 31, 2006
- **Primary specialty:** Allergy & Immunology · taxonomy 207K00000X
- **State license:** 4301073354 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 21300 KELLY RD, Eastpointe, MI 48021
- **Phone:** (586) 447-4200 · **Fax:** (586) 447-4208
## 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:** Kenwood Allergy & Asthma Center, P.C. (NPI 1508850777, Chesterfield, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Washington School Of Medicine, class of 1992
## Record status
- **NPPES last updated:** April 17, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1912083106) · Data from the CMS NPPES public registry.