Mark M. Cotter, MD
Family Medicine Physician · Winnsboro, LA
Mark M. Cotter, MD is a family medicine physician with a practice address in Winnsboro, Louisiana, and NPI 1891139143, issued on Apr 17, 2013. Check the license (Louisiana 303027, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Mark M. Cotter
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 303027 LA
Self-reported in NPPES; status is on the state search - Practice location
- 2106 Loop RD, Winnsboro, LA 71295
- Phone
- (318) 412-5265
- Enumerated
- Apr 17, 2013
- Record last updated
- Sep 14, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (318) 435-3842
- Medicaid ID
- 1962988 LA
- Medicare enrollment
- Enrolled (PECOS I20040622001540); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In Shreveport, 1991
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,728 in Louisiana → Look up another NPI →
Also registered at 2106 Loop RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Alexandra BerryAcute Care Nurse Practitioner1619479888
- Sally Brooks, APRN, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1104476829
Verify Mark M. Cotter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 303027Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average family medicine physician in 2024
2,484 Medicare Part D claims for 230 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Eliquis145 claims
- Nifedipine Er88 claims
- Atorvastatin Calcium85 claims
- Levothyroxine Sodium75 claims
- Potassium Chloride66 claims
- Metoprolol Succinate62 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.
Bills Medicare through one group practice
- Franklin Parish Hospital Service Dist 1Winnsboro, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark M. Cotter among 1,728 family medicine physician records in Louisiana
Mark M. Cotter, MD is one of 1,728 family medicine physician records with a practice address in Louisiana. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 70% of them.
- NPI issued2013 · 70% of these records are older, 28% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1991 · median 2006 among the 1,201 with a school on file
- Record last updated2016 · 61% 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 Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 family medicine physician records list a practice address in Winnsboro
They are 10 of the 199 NPPES records with a practice address in Winnsboro, and 1,728 family medicine physician records in Louisiana.
All 1,728 in Louisiana → Every provider in Winnsboro → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Logan Atkins, MDWinnsboro, LA 712951043577984
- Thomas Colvin, MDWinnsboro, LA 712951982670733
- Jeffrey Combetta, M.D.Winnsboro, LA 712951740310754
- Jimmy Coughran, MDWinnsboro, LA 712951568438323
- Daniel DollarWinnsboro, LA 712951922442706
- Joel Eldridge, D.O.Winnsboro, LA 712951053365130
- Kelly Lodgen, M.D.Winnsboro, LA 712951912385527
- Charles Reed, M.D.Winnsboro, LA 712951013919604
Common questions
What is Mark M. Cotter, MD's NPI number?
Mark M. Cotter, MD's National Provider Identifier (NPI) is 1891139143, issued on Apr 17, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Mark M. Cotter, MD located?
The NPPES record lists a practice address at 2106 Loop RD, Winnsboro, LA, 71295. Phone: (318) 412-5265. Providers update this record themselves, so call before visiting.
How can I verify Mark M. Cotter, MD's license?
NPPES lists Louisiana license number 303027, 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 Mark M. Cotter, MD prescribe under Medicare Part D?
In 2024, Mark M. Cotter, MD had 2,484 Medicare Part D claims for 230 beneficiaries; 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.