Gregory Macdonnell D.O.
About this NPIWhat this record shows.
NPI 1396078242 is registered to Gregory Macdonnell D.O., a Anesthesiology practising at 5 Glenview Dr in Saint Charles, Missouri. Anesthesiology is the medical specialty concerned with the perioperative care of patients before, during, and after surgery, including pain management. Gregory Macdonnell D.O. has been enumerated in the National Provider Identifier (NPI) registry since 2009.
Your brand here.
Medicare enrollment
This provider holds 2 Medicare enrollments 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
- I20111129000237AnesthesiologyWA
- I20250312000495AnesthesiologyTN
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 Gregory Macdonnell D.O. accepts. To confirm in-network status with your specific health plan, contact Gregory Macdonnell D.O. directly at (636) 244-4666.
Frequently asked
Yes. NPI 1396078242 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 (636) 244-4666.
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. Gregory Macdonnell D.O. is a Type-1 individual NPI.