William A. Spencer, M.D.
Family Medicine Physician · Oxford, MS
William A. Spencer, M.D. is a family medicine physician with a practice address in Oxford, Mississippi, and NPI 1912914540, issued on Aug 3, 2006. Check the license (Mississippi 06030, as entered in NPPES) on the Mississippi State Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- William A. Spencer
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 06030 MS
Self-reported in NPPES; status is on the state search - Practice location
- 1397 Belk Blvd, Oxford, MS 38655
- Phone
- (662) 236-4675
- Enumerated
- Aug 3, 2006
- Record last updated
- Jan 28, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (662) 281-0819
- Medicaid ID
- 13604 MS
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,165 in Mississippi → Look up another NPI →
Also registered at 1397 Belk Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William A. Spencer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
Search for license 06030Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
22 Medicare Part D claims, against an average of 3,544 among the 117,163 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.
Industry payments in 2024: $27.15
1 payment: food and beverage; the largest payer was Atricure, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
William A. Spencer among 1,165 family medicine physician records in Mississippi
William A. Spencer, M.D. is one of 1,165 family medicine physician records with a practice address in Mississippi. 79% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 48% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2010 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 family medicine physician records list a practice address in Oxford
They are 17 of the 1,418 NPPES records with a practice address in Oxford, and 1,165 family medicine physician records in Mississippi.
All 1,165 in Mississippi → Every provider in Oxford → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Samuel Box, D.O.Oxford, MS 386551396973863
- Mona Castle, MDOxford, MS 386551437122751
- David Coon, MDOxford, MS 386551407962103
- Robert Cooper, M.D.Oxford, MS 386551609982412
- Christopher Cummins, M.D.Oxford, MS 386551376741355
- Willis Dabbs, MDOxford, MS 386551063528750
- Eric Dahl, DOOxford, MS 386551003908476
- Thomas Glasgow, MDOxford, MS 386551316913783
Common questions
What is William A. Spencer, M.D.'s NPI number?
William A. Spencer, M.D.'s National Provider Identifier (NPI) is 1912914540, issued on Aug 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William A. Spencer, M.D. located?
The NPPES record lists a practice address at 1397 Belk Blvd, Oxford, MS, 38655. Phone: (662) 236-4675. Providers update this record themselves, so call before visiting.
How can I verify William A. Spencer, M.D.'s license?
NPPES lists Mississippi license number 06030, as entered by the provider. Search the Mississippi State Board of Medical Licensure at https://www.msbml.ms.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William A. Spencer, M.D. prescribe under Medicare Part D?
In 2024, William A. Spencer, M.D. had 22 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. 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.