PATRICIA PLAN O'NEILL MD
NPI 1215163407
Internal Medicine in Annapolis, MD
About Patricia Plan O'neill Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PATRICIA PLAN O'NEILL MD (NPI 1215163407) is an individual internal medicine provider in Annapolis, Maryland, licensed in Maryland (D0073920) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of West Virginia University School Of Medicine (2009).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Patricia Plan O'neill Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Patricia O'neill reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Annapolis, MD 21401
- Reassigned Medicare billing, Maryland enrollment
- 28 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.
Areas of Expertise CMS Part B claims 21
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Johns Hopkins Hospital, The
Acute Care Hospitals · Baltimore, MDLuminis Health Anne Arundel Medical Center, Inc
Acute Care Hospitals · Annapolis, MDSequoyah County-City Of Sallisaw Hospital Authorit
Acute Care Hospitals · Sallisaw, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21401 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
Referred Medical Equipment & Supplies CMS DME claims 7
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
ANNAPOLIS, MD 21401
ANNAPOLIS, MD 21401
ANNAPOLIS, MD 21401
ANNAPOLIS, MD 21401
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 Patricia O'neill's NPI number?
The NPI number for Patricia O'neill is 1215163407. It was assigned to this individual provider in the NPPES registry on June 2, 2009. The provider is also known as Patricia M Plan MD.
Where is Patricia O'neill located?
Patricia O'neill practices at 116 Defense Hwy Suite 400, Annapolis, MD 21401. The listed phone number is (410) 897-9841.
What is Patricia O'neill's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Patricia O'neill enrolled in Medicare?
Yes. Patricia O'neill is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Patricia O'neill's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Patricia O'neill reassigns Medicare benefits to Annapolis Internal Medicine, LLC (Annapolis, 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 Patricia O'neill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Patricia O'neill affiliated with any hospitals?
According to CMS data, Patricia O'neill is affiliated with Johns Hopkins Hospital, The, Luminis Health Anne Arundel Medical Center, Inc and Sequoyah County-City Of Sallisaw Hospital Authorit.
When was this NPI record last updated?
The NPPES record for Patricia O'neill was last updated on January 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.