NPI Portal NPI Lookup & Verification

Mr. Marcus Alan Daig, PA

Mr. Marcus Alan Daig is a Medical Physician Assistant provider (Physician Assistant) practicing in Lapeer, MI, registered in the NPPES registry with NPI 1861428021 since 2006. The credential PA stands for Physician Assistant. Practices at Lapeer Pediatrics, P.C. (listed at the same practice address in NPPES).

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI 1861428021
Entity type Individual (Type 1)
Name Mr. Marcus Alan Daig
Credential PA
Sex Male
Practice address Lapeer, MI, 48446
Phone 8106676112
Enumeration date 2006-06-22
Last updated in NPPES 2007-10-08

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code Specialty Primary License State
363AM0700X Medical Physician Assistant Primary 5601004811 MI

PA — Physician Assistant: A licensed clinician who practices medicine in collaboration with physicians, trained in a graduate PA program. About the PA credential

Copy-ready billing details
Provider: Marcus Daig, PA
NPI: 1861428021
Taxonomy: 363AM0700X (Medical Physician Assistant)
Address: Lapeer, MI, 48446

Other providers at this practice address

NPI Name Type Specialty Location
1639171424 Antoun Aftimos Individual Internal Medicine Physician Lapeer, MI
1619968922 Mohammad Al-Harastani Individual Pediatrics Physician Lapeer, MI
1265623276 Lapeer Pediatrics, P.C. Organization Primary Care Clinic/Center Lapeer, MI
1316422801 Lauren Sutton Individual Physician Assistant Lapeer, MI
1922614726 Sydney Howard Individual Pediatrics Physician Lapeer, MI
1093593642 Alexandra Mititelu Individual Physician Assistant Lapeer, MI

Verify this record

Cross-check NPI 1861428021 against the authoritative CMS record: view Mr. Marcus Alan Daig on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Marcus Daig practice?
The practice location on file with NPPES is in Lapeer, MI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Marcus Daig?
The National Provider Identifier (NPI) for Marcus Daig is 1861428021, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-10-08.