Spencer Martens MD
About this NPIWhat this record shows.
NPI 1487213484 is registered to Spencer Martens MD, a Vascular & Interventional Radiology Physician practising at 2900 W Oklahoma Ave in Milwaukee, Wisconsin. Vascular & Interventional Radiology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Spencer Martens MD has been enumerated in the National Provider Identifier (NPI) registry since 2019.
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
- 28488FL· Issued by TRN#
Source: NPPES public registry.
Medicare enrollment
This provider holds 3 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
- I20240702001136Diagnostic RadiologyIL
- I20241118002969Diagnostic RadiologyCA
- I20250702000973Interventional RadiologyWI
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 Spencer Martens MD accepts. To confirm in-network status with your specific health plan, contact Spencer Martens MD directly at (414) 649-6000.
Frequently asked
Yes. NPI 1487213484 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Vascular & Interventional Radiology 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 (414) 649-6000.
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. Spencer Martens MD is a Type-1 individual NPI.