Jeffrey Marcus MD
About this NPIWhat this record shows.
NPI 1184815656 is registered to Jeffrey Marcus MD, a Critical Care Medicine (Internal Medicine) Physician practising at 2425 Samaritan Dr in San Jose, California. Critical Care Medicine (Internal Medicine) Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Jeffrey Marcus MD has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Your brand here.
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
- I20170131000395Critical Care (Intensivists)CA
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 Jeffrey Marcus MD accepts. To confirm in-network status with your specific health plan, contact Jeffrey Marcus MD directly at (408) 879-5963.
Frequently asked
Yes. NPI 1184815656 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 (408) 879-5963.
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. Jeffrey Marcus MD is a Type-1 individual NPI.