William A. Houck, M.D.
Hematology & Oncology Physician · Winchester, VA
William A. Houck, M.D. is a hematology & oncology physician with a practice address in Winchester, Virginia, and NPI 1194769356, issued on Jun 16, 2006. Check the license (Virginia 0101019275, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- William A. Houck
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 0101019275 VA
Self-reported in NPPES; status is on the state search - Practice location
- 400 Campus Blvd Ste 100, Winchester, VA 22601
- Phone
- (540) 662-1108
- Enumerated
- Jun 16, 2006
- Record last updated
- Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicaid ID
- 006001050 VA
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 346 in Virginia → Look up another NPI →
Also registered at 400 Campus Blvd Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kimberly Applegate, FNP-BCFamily Nurse Practitioner1326313701
- Kendra Atherton, CRNPFamily Nurse Practitioner1891009775
- Christian Barlow, M.D.Hematology & Oncology Physician1477948271
- Jessica Fauver, FNP-CFamily Nurse Practitioner1972102333
- Nicholas Gemma, M.D.Hematology & Oncology Physician1346284098
- William Houck, M.D.Hematology & Oncology Physician1568406288
Verify William A. Houck in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101019275Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
17 Medicare Part D claims, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
William A. Houck among 346 hematology & oncology physician records in Virginia
William A. Houck, M.D. is one of 346 hematology & oncology physician records with a practice address in Virginia. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 59% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileNo · 72% of these records are
- Record last updated2018 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Virginia
There are 346 hematology & oncology physician records in Virginia.
All 346 in Virginia → Every provider in Winchester → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Christian Barlow, M.D.Winchester, VA 226011477948271
- Nicholas Gemma, M.D.Winchester, VA 226011346284098
- William Houck, M.D.Winchester, VA 226011568406288
- Richard Ingram, M.D.Winchester, VA 226011669416350
- Matthew Jones, MDWinchester, VA 226011548255755
- William Major, M.D.Winchester, VA 226011437193182
- Michael McCusker, M.D.Winchester, VA 226011043605975
- Lindsey Morgan O'Brien, MDWinchester, VA 226011427291384
Common questions
What is William A. Houck, M.D.'s NPI number?
William A. Houck, M.D.'s National Provider Identifier (NPI) is 1194769356, issued on Jun 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William A. Houck, M.D. located?
The NPPES record lists a practice address at 400 Campus Blvd Ste 100, Winchester, VA, 22601. Phone: (540) 662-1108. Providers update this record themselves, so call before visiting.
How can I verify William A. Houck, M.D.'s license?
NPPES lists Virginia license number 0101019275, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William A. Houck, M.D. prescribe under Medicare Part D?
In 2024, William A. Houck, M.D. had 17 Medicare Part D claims; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.