GEOFFERY O'NEILL MD, INC.
NPI 1073047809
Anesthesiology in Marina Del Rey, CA
About Geoffery O'neill Md, Inc. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GEOFFERY O'NEILL MD, INC. (NPI 1073047809) is a healthcare organization registered as an anesthesiology in Marina Del Rey, California and active in the NPI registry since April 2017. The organization lists Geoffery Alan O'neill, Ceo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Geoffery O'neill Md, Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Geoffery O'neill MD, Inc., which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Geoffery O'neill MD, Inc.'s NPI number?
The NPI number for Geoffery O'neill MD, Inc. is 1073047809. It was assigned to this organization in the NPPES registry on April 19, 2017.
Where is Geoffery O'neill MD, Inc. located?
Geoffery O'neill MD, Inc. is located at 3111 Via Dolce Apt 506, Marina Del Rey, CA 90292. The listed phone number is (310) 965-6666.
What is Geoffery O'neill MD, Inc.'s specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Geoffery O'neill MD, Inc. enrolled in Medicare?
Yes. Geoffery O'neill MD, Inc. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Geoffery O'neill MD, Inc.?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Anesthesiology) reassigns their Medicare billing to Geoffery O'neill MD, Inc.. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Geoffery O'neill MD, Inc. was last updated on January 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.