Michael J Riermaier MD Jd Sc
About this NPIWhat this record shows.
NPI 1477863942 is registered to Michael J Riermaier MD Jd Sc, a healthcare organisation classified as "Obstetrics & Gynecology" and located at 1435 N Randall Rd, Ste 304 in Elgin, Illinois. The organisation's authorised official is Diane Smith. The organisation has been enumerated in the NPI registry since 2010.
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
Source: NPPES public registry.
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 Michael J Riermaier MD Jd Sc accepts. To confirm in-network status with your specific health plan, contact Michael J Riermaier MD Jd Sc directly at (847) 697-7722.
Frequently asked
Yes. NPI 1477863942 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Obstetricians and Gynecologists (OB/GYNs) provide medical and surgical care for the female reproductive system, including pregnancy, childbirth, and gynecologic conditions.
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 (847) 697-7722.
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. Michael J Riermaier MD Jd Sc is a Type-2 organisational NPI.