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About this NPIWhat this record shows.
NPI 1003741315 is registered to Mark Jian De Guzman, a Behavior Technician practising at 27550 Schoenherr Rd Ste 250 in Warren, Michigan. Behavior Technician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mark Jian De Guzman has been enumerated in the National Provider Identifier (NPI) registry since 2026.
Provider type
Individual (Type 1)
Status
Active
Enumerated
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The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Mark Jian De Guzman accepts. To confirm in-network status with your specific health plan, contact Mark Jian De Guzman directly at (989) 401-2244.
Frequently asked
Yes. NPI 1003741315 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Behavior Technician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (989) 401-2244.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Mark Jian De Guzman is a Type-1 individual NPI.
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