DR. WILLIAM M BROCK DO
NPI 1366946576
Family Medicine in Hampstead, NC
About Dr. William M Brock Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM M BROCK DO (NPI 1366946576) is an individual family medicine provider in Hampstead, North Carolina, licensed in North Carolina (2021-01824) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS, is affiliated with Onslow Memorial Hospital, and is a graduate of Liberty Univ College Of Osteopathic Medicine (2018).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Dr. William M Brock Do 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 William Brock reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Wilmington, NC 28401
- Reassigned Medicare billing, North Carolina enrollment
- 444 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 27
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Onslow Memorial Hospital
Acute Care Hospitals · Jacksonville, NCNovant Health New Hanover Regional Medical Center
Acute Care Hospitals · Wilmington, NCPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 28443 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 William Brock's NPI number?
The NPI number for William Brock is 1366946576. It was assigned to this individual provider in the NPPES registry on March 21, 2018.
Where is William Brock located?
William Brock practices at 40 Ravenswood Rd, Hampstead, NC 28443. The listed phone number is (910) 772-6558.
What is William Brock's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is William Brock enrolled in Medicare?
Yes. William Brock 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 William Brock's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Brock reassigns Medicare benefits to Wilmington Health PLLC (Wilmington, NC). 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 William Brock's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Brock accept?
Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina, Ambetter of Tennessee and Cigna Healthcare and 1 other insurer list William Brock 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.
Is William Brock affiliated with any hospitals?
According to CMS data, William Brock is affiliated with Onslow Memorial Hospital and Novant Health New Hanover Regional Medical Center.
When was this NPI record last updated?
The NPPES record for William Brock was last updated on September 5, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.