DR. WILLIAM AUGUSTUS BROWN JR. M.D.
NPI 1699803940
Surgery - Vascular Surgery in Portsmouth, VA
About Dr. William Augustus Brown Jr. M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM AUGUSTUS BROWN JR. M.D. (NPI 1699803940) is an individual vascular surgery provider in Portsmouth, Virginia, licensed in North Carolina (2024-01201) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS, is affiliated with Southeastern Regional Medical Center, and maintains a secondary practice location in Lumberton.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
Other Identifiers 1
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 Augustus Brown Jr. M.d. 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 Reassignments
4Medicare enrollment records show William Brown reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Richmond, VA 23227
- Reassigned Medicare billing, Virginia enrollment
- 386 clinicians in this Medicare group
Berryville, VA 22611
- Reassigned Medicare billing, Virginia enrollment
- 386 clinicians in this Medicare group
Winchester, VA 22602
- Reassigned Medicare billing, Virginia enrollment
- 756 clinicians in this Medicare group
Hope Mills, NC 28348
- Reassigned Medicare billing, North Carolina enrollment
- 122 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Southeastern Regional Medical Center
Acute Care Hospitals · Lumberton, NCPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 23707 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PORTSMOUTH, VA 23707
PORTSMOUTH, VA 23707
PORTSMOUTH, VA 23707
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 Brown's NPI number?
The NPI number for William Brown is 1699803940. It was assigned to this individual provider in the NPPES registry on March 1, 2007.
Where is William Brown located?
William Brown practices at 3636 High St, Portsmouth, VA 23707. The listed phone number is (757) 398-2200.
What is William Brown's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.
Is William Brown enrolled in Medicare?
Yes. William Brown 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 organizations bill Medicare for William Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Brown reassigns Medicare benefits to 4 organizations: Bon Secours Medical Group Hampton Roads Specialty Care LLC (Richmond, VA), Valley Physician Enterprise, Inc. (Berryville, VA), Winchester Medical Center (Winchester, VA) and Southeastern Regional Physician Services (Hope Mills, 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 William Brown's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Brown accept?
Health plans from CareSource and Cigna Healthcare list William Brown 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 Brown affiliated with any hospitals?
According to CMS data, William Brown is affiliated with Southeastern Regional Medical Center.
When was this NPI record last updated?
The NPPES record for William Brown was last updated on February 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Dr. William Augustus Brown Jr., M.D. · NPI 1699803940
Vascular Surgery physician in Portsmouth, Virginia. Individual provider, active in the CMS NPPES registry since March 1, 2007.
## Identity
- **NPI:** 1699803940 (Entity type: Individual)
- **Enumerated:** March 1, 2007
- **Primary specialty:** Surgery - Vascular Surgery · taxonomy 2086S0129X
- **State license:** 2024-01201 (North Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 3636 HIGH ST, Portsmouth, VA 23707-3236
- **Phone:** (757) 398-2200
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Bon Secours Medical Group Hampton Roads Specialty Care LLC (NPI 1629637475, Richmond, VA); Valley Physician Enterprise, Inc. (NPI 1700562634, Berryville, VA); Winchester Medical Center (NPI 1689463671, Winchester, VA); Southeastern Regional Physician Services (NPI 1093389231, Hope Mills, NC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Howard University College Of Medicine, class of 1995
## Record status
- **NPPES last updated:** February 15, 2026
- **Other identifiers:** Medicaid 010048001 (VA)
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Source: [NPI Profile](https://npiprofile.com/npi/1699803940) · Data from the CMS NPPES public registry.