Calvin D. Alexander, M.D.
Critical Care Medicine (Internal Medicine) Physician · Shreveport, LA
Calvin D. Alexander, M.D. is a critical care medicine (internal medicine) physician with a practice address in Shreveport, Louisiana, and NPI 1780689224, issued on Jun 20, 2005. Check the license (Louisiana 09167R, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Calvin D. Alexander
- Credential
- M.D.
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 09167R LA
Self-reported in NPPES; status is on the state search - Practice location
- 2551 Greenwood RD Ste 210, Shreveport, LA 71103
- Phone
- (318) 635-0834
- Enumerated
- Jun 20, 2005
- Record last updated
- Jun 16, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (318) 636-2331
- Medicaid ID
- 1129933 LA
- Medicare enrollment
- Enrolled (PECOS I20090116000408); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical Branch At Galveston, 1987
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 62 in Louisiana → Look up another NPI →
Also registered at 2551 Greenwood RD Ste 210
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashley Addy, NPAcute Care Nurse Practitioner1487221149
- Loren Carscadden, APRNAcute Care Nurse Practitioner1306510359
- Felicia Croft, ACNPC-AGAcute Care Nurse Practitioner1316785215
- Ramee DickersonFamily Nurse Practitioner1841674074
- Laura DicksonAcute Care Nurse Practitioner1538037163
- Terry Jackson, DNP, ACNPC-AGAcute Care Nurse Practitioner1366056871
Verify Calvin D. 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 09167RCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $669.18
19 payments; by number, the most common kind was food and beverage; the largest payer was Abiomed. The 2,708 providers of this specialty with any payment received $2,958.68 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 one group practice
- WK North Pulmonary And Critical CareShreveport, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Calvin D. Alexander among 62 critical care medicine (internal medicine) physician records in Louisiana
Calvin D. Alexander, M.D. is one of 62 critical care medicine (internal medicine) physician records with a practice address in Louisiana. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 89% of these records are
- Graduated1987 · median 2010 among the 55 with a school on file
- Record last updated2021 · 29% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Louisiana
There are 62 critical care medicine (internal medicine) physician records in Louisiana.
All 62 in Louisiana → Every provider in Shreveport → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Steven Conrad, M.D.Shreveport, LA 711031124048004
- Taylor Conrad, M.D.Shreveport, LA 711031205290830
- Aiyasawmy Dorairajan, MDShreveport, LA 711031194144535
- Laurie Grier, M.D.Shreveport, LA 711031679595011
- Judy Locati, M.D.Shreveport, LA 711031932465358
- Cory Markham, MDShreveport, LA 711031861889933
- Louie Scott, M.D.Shreveport, LA 711031215953021
- Christopher Trosclair, MDShreveport, LA 711031992236202
Common questions
What is Calvin D. Alexander, M.D.'s NPI number?
Calvin D. Alexander, M.D.'s National Provider Identifier (NPI) is 1780689224, issued on Jun 20, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Calvin D. Alexander, M.D. located?
The NPPES record lists a practice address at 2551 Greenwood RD Ste 210, Shreveport, LA, 71103. Phone: (318) 635-0834. Providers update this record themselves, so call before visiting.
How can I verify Calvin D. Alexander, M.D.'s license?
NPPES lists Louisiana license number 09167R, 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.
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.