William B. Harper, D. O.
Family Medicine Physician · Greenwood, MS
William B. Harper, D. O. is a family medicine physician with a practice address in Greenwood, Mississippi, and NPI 1568502714, issued on Feb 7, 2007. Check the license (Mississippi 11900, as entered in NPPES) on the Mississippi State Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- William B. Harper
- Credential
- D. O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 11900 MS
Self-reported in NPPES; status is on the state search - Practice location
- 2901 Highway 82 E, Greenwood, MS 38930
- Phone
- (662) 374-2185
- Enumerated
- Feb 7, 2007
- Record last updated
- Jul 21, 2026
- Fax
- (662) 374-2195
- Medicaid ID
- 00015590 MS
- Medicare enrollment
- Enrolled (PECOS I20111205000051); accepts Medicare assignment
- Medical or professional school
- West Virginia School Of Osteopathic Medicine, 1986
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,165 in Mississippi → Look up another NPI →
Also registered at 2901 Highway 82 E
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Brandy Smith, FNP-BCFamily Nurse Practitioner1124257902
- Jacqueline Ware, FNPFamily Nurse Practitioner1558670869
Verify William B. Harper in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
Search for license 11900Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% more Medicare Part D claims than the average family medicine physician in 2024
4,867 Medicare Part D claims for 236 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 35 claims were for opioids.
Most prescribed
- Pantoprazole Sodium212 claims
- Gabapentin153 claims
- Lisinopril148 claims
- Amlodipine Besylate129 claims
- Furosemide125 claims
- Metformin Hcl109 claims
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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $61.62
3 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk 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.
Bills Medicare through 2 group practices
- Golden Age IncGreenwood, MS
- Tyler Holmes Memorial HospitalNorth Carrollton, MS
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William B. Harper among 1,165 family medicine physician records in Mississippi
William B. Harper, D. O. 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 2007, is newer than 52% of them.
- NPI issued2007 · 52% of these records are older, 39% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1986 · median 2003 among the 748 with a school on file
- Record last updated2026 · 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).
6 family medicine physician records list a practice address in Greenwood
They are 6 of the 427 NPPES records with a practice address in Greenwood, and 1,165 family medicine physician records in Mississippi.
All 1,165 in Mississippi → Every provider in Greenwood → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Bahati Harden, MDGreenwood, MS 389301679890552
- William Jones, MDGreenwood, MS 389301407948284
- Valencia Martin, M.D.Greenwood, MS 389301215028287
- Charles Nause, DOGreenwood, MS 389301154316008
- Susan Neely, DOGreenwood, MS 389301699765818
- Robert Carter, MDCharleston, MS 389211649477191
- James Wilde, M.D.Charleston, MS 389211003921172
- Anita Batman, MDItta Bena, MS 389411760710990
Common questions
What is William B. Harper, D. O.'s NPI number?
William B. Harper, D. O.'s National Provider Identifier (NPI) is 1568502714, issued on Feb 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is William B. Harper, D. O. located?
The NPPES record lists a practice address at 2901 Highway 82 E, Greenwood, MS, 38930. Phone: (662) 374-2185. Providers update this record themselves, so call before visiting.
How can I verify William B. Harper, D. O.'s license?
NPPES lists Mississippi license number 11900, 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 B. Harper, D. O. prescribe under Medicare Part D?
In 2024, William B. Harper, D. O. had 4,867 Medicare Part D claims for 236 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is William B. Harper, D. O.'s MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.