Marvin Walker Sexton, MD
Pulmonary Disease Physician · Dothan, AL
Marvin Walker Sexton, MD is a pulmonary disease physician with a practice address in Dothan, Alabama, and NPI 1659365138, issued on Sep 9, 2005. Check the license (Alabama 21089, as entered in NPPES) on the Alabama Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Marvin Walker Sexton
- Credential
- MD
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- 21089 AL
Self-reported in NPPES; status is on the state search - Practice location
- 1450 Ross Clark Cir Ste 400, Dothan, AL 36301
- Phone
- (334) 305-0400
- Enumerated
- Sep 9, 2005
- Record last updated
- Jul 21, 2022
- Fax
- (334) 305-0401
- Medicaid IDs
- 051553599 AL
267234100 FL
650015945A GA - Medicare enrollment
- Enrolled (PECOS I20031112000796); accepts Medicare assignment
- Medical or professional school
- University Of Alabama School Of Medicine, 1996
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 219 in Alabama → Look up another NPI →
Also registered at 1450 Ross Clark Cir Ste 400
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christina Bell, N.P.-CNurse Practitioner1801919089
- Walter Doty, M.D.Pulmonary Disease Physician1518160605
- Leslie Ethridge, CRNP, FNPFamily Nurse Practitioner1639804560
- Chasity Fisher, FNP-CFamily Nurse Practitioner1720661762
- Alan Purvis, MDPulmonary Disease Physician1932193414
- Amanda Pybus, CRNPNurse Practitioner1164869954
Verify Marvin Walker Sexton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersAlabama Board of Medical Examiners
Search for license 21089Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
601 Medicare Part D claims for 123 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 26 claims were for opioids.
Most prescribed
- Zolpidem Tartrate165 claims
- Modafinil48 claims
- Eszopiclone35 claims
- Armodafinil29 claims
- Temazepam28 claims
- Clonazepam25 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): 97.6 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).
Industry payments in 2024: $2,541.08
91 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 8,806 providers of this specialty with any payment received $5,159.88 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
- Houston County Healthcare AuthorityDothan, AL
- Pulmonary Associates, PADothan, AL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marvin Walker Sexton among 219 pulmonary disease physician records in Alabama
Marvin Walker Sexton, MD is one of 219 pulmonary disease physician records with a practice address in Alabama. 87% 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, 91% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated1996 · median 2003 among the 176 with a school on file
- Record last updated2022 · 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 207RP1001X and a Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in Alabama
There are 219 pulmonary disease physician records in Alabama.
All 219 in Alabama → Every provider in Dothan → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Maria Del Pilar Acosta LaraDothan, AL 363011679717342
- Walter Doty, M.D.Dothan, AL 363011518160605
- Alan Purvis, MDDothan, AL 363011932193414
- Gregory Shields, MDDothan, AL 363011699733683
- Brian Sinclair, MDDothan, AL 363011013901594
- Robert Latimer, MDDothan, AL 363051558356881
- Mary Magalong, MDDothan, AL 363051710080338
- Oliver Crawford, MDOzark, AL 363601629055330
Common questions
What is Marvin Walker Sexton, MD's NPI number?
Marvin Walker Sexton, MD's National Provider Identifier (NPI) is 1659365138, issued on Sep 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Marvin Walker Sexton, MD located?
The NPPES record lists a practice address at 1450 Ross Clark Cir Ste 400, Dothan, AL, 36301. Phone: (334) 305-0400. Providers update this record themselves, so call before visiting.
How can I verify Marvin Walker Sexton, MD's license?
NPPES lists Alabama license number 21089, as entered by the provider. Search the Alabama Board of Medical Examiners at https://www.albme.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marvin Walker Sexton, MD prescribe under Medicare Part D?
In 2024, Marvin Walker Sexton, MD had 601 Medicare Part D claims for 123 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.
What is Marvin Walker Sexton, MD's MIPS final score?
The 2023 MIPS final score is 97.6 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.