DR. WILLIAM BENNETT CLARK MD
NPI 1891903696
Internal Medicine - Hematology & Oncology in Richmond, VA
About Dr. William Bennett Clark Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM BENNETT CLARK MD (NPI 1891903696) is an individual hematology & oncology provider in Richmond, Virginia, licensed in Virginia (101247802) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Medical College Of Virginia Hospitals, and is a graduate of Other (2004).
NPPES Registry Identity
Specialties & Licenses 2
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 Bennett Clark 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 William Clark reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Richmond, VA 23298
- Reassigned Medicare billing, Virginia enrollment
- 2,481 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 8
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.
Medical College Of Virginia Hospitals
Acute Care Hospitals · Richmond, VAVcu Health Tappahannock Hospital
Acute Care Hospitals · Tappahannock, VACommunity Memorial Hospital
Acute Care Hospitals · South Hill, VAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 23298 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.
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.
RICHMOND, VA 23298
RICHMOND, VA 23298
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 Clark's NPI number?
The NPI number for William Clark is 1891903696. It was assigned to this individual provider in the NPPES registry on May 18, 2007.
Where is William Clark located?
William Clark practices at 1300 E Marshall St, Richmond, VA 23298. The listed phone number is (804) 628-5054.
What is William Clark's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is William Clark enrolled in Medicare?
Yes. William Clark 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 Clark's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Clark reassigns Medicare benefits to Mcv Associated Physicians (Richmond, VA). 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 Clark's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Clark accept?
Health plans from Oscar Health list William Clark 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 Clark affiliated with any hospitals?
According to CMS data, William Clark is affiliated with Medical College Of Virginia Hospitals, Vcu Health Tappahannock Hospital and Community Memorial Hospital.
When was this NPI record last updated?
The NPPES record for William Clark was last updated on February 8, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Dr. William Bennett Clark, MD · NPI 1891903696
Hematology & Oncology physician in Richmond, Virginia. Individual provider, active in the CMS NPPES registry since May 18, 2007.
## Identity
- **NPI:** 1891903696 (Entity type: Individual)
- **Enumerated:** May 18, 2007
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** 101247802 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 1300 E MARSHALL ST, Richmond, VA 23298-5054
- **Phone:** (804) 628-5054
## 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:** Mcv Associated Physicians (NPI 1710959457, Richmond, VA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** February 8, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1891903696) · Data from the CMS NPPES public registry.