DEMETRIOS NICHOLAS SIMOPOULOS MD
NPI 1518068402
Urology in Placerville, CA
About Demetrios Nicholas Simopoulos Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DEMETRIOS NICHOLAS SIMOPOULOS MD (NPI 1518068402) is an individual urology provider in Placerville, California, licensed in Maryland (D85630) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Demetrios Nicholas Simopoulos Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Demetrios Simopoulos reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bethesda, MD 20814
- Reassigned Medicare billing, Maryland enrollment
- 4,483 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95667 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PLACERVILLE, CA 95667
PLACERVILLE, CA 95667
PLACERVILLE, CA 95667
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Demetrios Simopoulos's NPI number?
The NPI number for Demetrios Simopoulos is 1518068402. It was assigned to this individual provider in the NPPES registry on September 26, 2006.
Where is Demetrios Simopoulos located?
Demetrios Simopoulos practices at 1000 Fowler Way #5, Placerville, CA 95667. The listed phone number is (530) 626-1277.
What is Demetrios Simopoulos's specialty?
The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.
Is Demetrios Simopoulos enrolled in Medicare?
Yes. Demetrios Simopoulos is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Demetrios Simopoulos's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Demetrios Simopoulos reassigns Medicare benefits to Johns Hopkins University (Bethesda, MD). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Demetrios Simopoulos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Demetrios Simopoulos was last updated on June 29, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.