Mark Layer M.D.
About this NPIWhat this record shows.
NPI 1033539655 is registered to Mark Layer M.D., a Emergency Medicine practising at 1 Deaconess Rd # Cc2 in Boston, Massachusetts. Emergency Medicine is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mark Layer M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2014.
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
- I20170712001912Emergency MedicineMA
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 Mark Layer M.D. accepts. To confirm in-network status with your specific health plan, contact Mark Layer M.D. directly at (617) 754-2339.
Frequently asked
Yes. NPI 1033539655 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Emergency Medicine 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 (617) 754-2339.
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 Layer M.D. is a Type-1 individual NPI.