Carol S. Twyman, MD
Internal Medicine Physician · Minden, LA
Carol S. Twyman, MD is an internal medicine physician with a practice address in Minden, Louisiana, and NPI 1073579314, issued on Apr 25, 2006. Check the license (Louisiana 018536, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Carol S. Twyman
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 018536 LA
2016007206 MO
T2515 TX
Self-reported in NPPES; status is on the state search - Practice location
- 319 Cotton LN, Minden, LA 71055
- Phone
- (318) 268-0703
- Enumerated
- Apr 25, 2006
- Record last updated
- Jul 3, 2023
- Medicaid ID
- 1355712 LA
- Medicare enrollment
- Enrolled (PECOS I20230602001082); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In Shreveport, 1985
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,749 in Louisiana → Look up another NPI →
Verify Carol S. Twyman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 018536Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
175 Medicare Part D claims for 132 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Azithromycin14 claims
- Doxycycline Hyclate14 claims
- Clindamycin Hcl13 claims
- Prednisone12 claims
- Sulfamethoxazole-Trimethoprim12 claims
- Ibuprofen11 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 4 group practices
- ED Physicians OF West Louisiana, LLCWest Monroe, LA
- Emergency Medicine Services OF TX, PLLCPortland, TX
- Ess OF Nacogdoches LLCNacogdoches, TX
- Homer Memorial HospitalHomer, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Carol S. Twyman among 1,749 internal medicine physician records in Louisiana
Carol S. Twyman, MD is one of 1,749 internal 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 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 58% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1985 · median 2008 among the 1,216 with a school on file
- Record last updated2023 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in Louisiana
There are 1,749 internal medicine physician records in Louisiana.
All 1,749 in Louisiana → Every provider in Minden → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Andrea Blake-McMahon, M.D.Minden, LA 710551497710792
- Denis Kamberov, MDMansfield, LA 710521932188422
- Donald Haynes, M.D.Homer, LA 710401306957386
- Ariel Ton, M.D.Homer, LA 710401134120355
- Leamon Torrence, M.D.Springhill, LA 710751063485811
- Gavin Chico, M. D.Coushatta, LA 710191740261650
- Deidre Barfield, MDShreveport, LA 711011295733509
- Kenneth Booth, M.D.Shreveport, LA 711011831109552
Common questions
What is Carol S. Twyman, MD's NPI number?
Carol S. Twyman, MD's National Provider Identifier (NPI) is 1073579314, issued on Apr 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Carol S. Twyman, MD located?
The NPPES record lists a practice address at 319 Cotton LN, Minden, LA, 71055. Phone: (318) 268-0703. Providers update this record themselves, so call before visiting.
How can I verify Carol S. Twyman, MD's license?
NPPES lists Louisiana license number 018536, 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 Carol S. Twyman, MD prescribe under Medicare Part D?
In 2024, Carol S. Twyman, MD had 175 Medicare Part D claims for 132 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.