Dr. Timothy Greenan M.D.
About this NPIWhat this record shows.
NPI 1073562088 is registered to Dr. Timothy Greenan M.D., a Diagnostic Radiology practising at 14915 Broschart Road, Suite 102 in Rockville, Maryland. Diagnostic Radiology uses medical imaging (X-ray, CT, MRI, ultrasound, and nuclear medicine) to diagnose disease and injury. Dr. Timothy Greenan 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
Other
- 300086644NY· Issued by MEDICARE RAILROAD
- 300119922NY· Issued by MEDICARE RAILROAD
Source: NPPES public registry.
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
- I20061116000039Diagnostic RadiologyDC
- I20090402000412Diagnostic RadiologyMD
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. Timothy Greenan M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Timothy Greenan M.D. directly at (301) 251-7897.
Frequently asked
Yes. NPI 1073562088 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Diagnostic Radiology uses medical imaging (X-ray, CT, MRI, ultrasound, and nuclear medicine) to diagnose disease and injury.
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 (301) 251-7897.
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. Timothy Greenan M.D. is a Type-1 individual NPI.