John Morrissey MD
About this NPIWhat this record shows.
NPI 1740293984 is registered to John Morrissey MD, a Critical Care Medicine (Internal Medicine) Physician practising at 1150 Varnum St Ne in Washington, Washington DC. Critical Care Medicine (Internal Medicine) Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. John Morrissey MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Medicare enrollment
This provider holds 6 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
- I20110811000150Pulmonary DiseaseMD
- I20111227000480Internal MedicineDC
- I20200602002781Pulmonary DiseaseSC
- I20210623000991Critical Care (Intensivists)VA
- I20210819001152Critical Care (Intensivists)SC
- I20251002000369Critical Care (Intensivists)TN
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 John Morrissey MD accepts. To confirm in-network status with your specific health plan, contact John Morrissey MD directly at (202) 269-7000.
Frequently asked
Yes. NPI 1740293984 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Critical Care Medicine (Internal Medicine) Physician 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 (202) 269-7000.
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. John Morrissey MD is a Type-1 individual NPI.