DIANE ALANE SEMER MD
NPI 1245234004
Obstetrics & Gynecology - Gynecologic Oncology in Greenville, NC
About Diane Alane Semer Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANE ALANE SEMER MD (NPI 1245234004) is an individual gynecologic oncology provider in Greenville, North Carolina, licensed in North Carolina (35749) and active in the NPI registry since June 2005. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Diane Alane Semer Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Diane Semer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Greenville, NC 27834
- Reassigned Medicare billing, North Carolina enrollment
- 1,653 clinicians in this Medicare group
Greenville, NC 27834
- Reassigned Medicare billing, North Carolina enrollment
- 930 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 27834 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GREENVILLE, NC 27834
GREENVILLE, NC 27834
GREENVILLE, NC 27834
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 Diane Semer's NPI number?
The NPI number for Diane Semer is 1245234004. It was assigned to this individual provider in the NPPES registry on June 9, 2005.
Where is Diane Semer located?
Diane Semer practices at 1850 W Arlington Blvd, Greenville, NC 27834. The listed phone number is (252) 752-6101.
What is Diane Semer's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecologic Oncology, with taxonomy code 207VX0201X.
Is Diane Semer enrolled in Medicare?
Yes. Diane Semer is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Diane Semer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diane Semer reassigns Medicare benefits to 2 organizations: Vidant Medical Group LLC (Greenville, NC) and East Carolina University (Greenville, NC). Each 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 Diane Semer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Diane Semer accept?
Health plans from Cigna Healthcare list Diane Semer as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Diane Semer was last updated on October 9, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.