Dr. Mark Terrell M.D.
About this NPIWhat this record shows.
NPI 1194764621 is registered to Dr. Mark Terrell M.D., a Anesthesiology practising at 417 N Arboretum Cir in Wheaton, Illinois. Anesthesiology is the medical specialty concerned with the perioperative care of patients before, during, and after surgery, including pain management. Dr. Mark Terrell M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Medicaid
Source: NPPES public registry.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20060324000023AnesthesiologyIL
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Mark Terrell M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Mark Terrell M.D. directly at (630) 364-6564.
Frequently asked
Yes. NPI 1194764621 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Anesthesiology is the medical specialty concerned with the perioperative care of patients before, during, and after surgery, including pain management.
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 (630) 364-6564.
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. Dr. Mark Terrell M.D. is a Type-1 individual NPI.