William C. Alexander, MD
Hospitalist Physician · West Monroe, LA
William C. Alexander, MD is a hospitalist physician with a practice address in West Monroe, Louisiana, and NPI 1194736447, issued on Aug 11, 2006. Check the license (Louisiana MD.09659R, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- William C. Alexander
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- MD.09659R LA
Self-reported in NPPES; status is on the state search - Practice location
- 503 Mcmillan RD, West Monroe, LA 71291
- Phone
- (318) 329-4744
- Enumerated
- Aug 11, 2006
- Record last updated
- Sep 16, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (318) 329-4744
- Medicaid ID
- 1971910 LA
- Medicare enrollment
- Enrolled (PECOS I20040624000381); accepts Medicare assignment
- Medical or professional school
- University Of Mississippi School Of Medicine, 1988
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 340 in Louisiana → Look up another NPI →
Also registered at 503 Mcmillan RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William C. Alexander in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license MD.09659RCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average hospitalist physician in 2024
267 Medicare Part D claims for 99 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 16 claims were for opioids.
Most prescribed
- Atorvastatin Calcium13 claims
- Furosemide13 claims
- Pantoprazole Sodium13 claims
- Eliquis12 claims
- Levofloxacin11 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 MIPS final score for 2023 (Medicare payment program): 57.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Northern Louisiana Emergency Physicians, LLPRuston, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William C. Alexander among 340 hospitalist physician records in Louisiana
William C. Alexander, MD is one of 340 hospitalist physician records with a practice address in Louisiana. 91% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 86% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated1988 · median 2014 among the 271 with a school on file
- Record last updated2013 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Louisiana
There are 340 hospitalist physician records in Louisiana.
All 340 in Louisiana → Every provider in West Monroe → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Mark Boersma, M.D.West Monroe, LA 712911518104439
- Glenn Figueroa, M.D.West Monroe, LA 712911437149408
- Robert Garcia, MDWest Monroe, LA 712911548226418
- Stephen Horne, MDWest Monroe, LA 712911083625313
- Aaron Marquardt, M.D.West Monroe, LA 712911538349733
- Matthew Lacaze, NPCalhoun, LA 712251568380061
- Andy Tran, M.D.Bastrop, LA 712201982890836
- Gajendra Chaudhary, M.D.Monroe, LA 712011487387916
Common questions
What is William C. Alexander, MD's NPI number?
William C. Alexander, MD's National Provider Identifier (NPI) is 1194736447, issued on Aug 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William C. Alexander, MD located?
The NPPES record lists a practice address at 503 Mcmillan RD, West Monroe, LA, 71291. Phone: (318) 329-4744. Providers update this record themselves, so call before visiting.
How can I verify William C. Alexander, MD's license?
NPPES lists Louisiana license number MD.09659R, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William C. Alexander, MD prescribe under Medicare Part D?
In 2024, William C. Alexander, MD had 267 Medicare Part D claims for 99 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is William C. Alexander, MD's MIPS final score?
The 2023 MIPS final score is 57.3 of 100. 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.