David L. Duke, MD
Internal Medicine Physician · Nacogdoches, TX
David L. Duke, MD is an internal medicine physician with a practice address in Nacogdoches, Texas, and NPI 1255492211, issued on Dec 13, 2006. Check the license (Texas G3311, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- David L. Duke
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G3311 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1216 Raguet, Nacogdoches, TX 75961
- Phone
- (936) 560-5537
- Enumerated
- Dec 13, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20101004000741); may accept Medicare assignment
- Medical or professional school
- Baylor College Of Medicine, 1982
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Verify David L. Duke in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license G3311Check 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 internal medicine physician in 2024
2,236 Medicare Part D claims for 76 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 47 claims were for opioids.
Most prescribed
- Allopurinol86 claims
- Atorvastatin Calcium78 claims
- Levothyroxine Sodium77 claims
- Meloxicam76 claims
- Finasteride62 claims
- Omeprazole61 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): 93.2 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).
David L. Duke among 9,175 internal medicine physician records in Texas
David L. Duke, MD is one of 9,175 internal medicine physician records with a practice address in Texas. 82% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1982 · median 2004 among the 6,088 with a school on file
- Record last updated2007 · 49% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 internal medicine physician records list a practice address in Nacogdoches
They are 12 of the 715 NPPES records with a practice address in Nacogdoches, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Nacogdoches → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Richard Baker, MDNacogdoches, TX 759611538185517
- Scott Oh, MDNacogdoches, TX 759611861541211
- James Otto, M.D.Nacogdoches, TX 759611477690766
- Rodrigo Sotillo, MDNacogdoches, TX 759611861424319
- Patrick Taylor, MDNacogdoches, TX 759611770660771
- Charlotte Appleton, M.D.Nacogdoches, TX 759651629139712
- Ted Ledet, M.D.Nacogdoches, TX 759651164537247
- Xiomara Velazco-Vazquez, MDNacogdoches, TX 759651801080346
Common questions
What is David L. Duke, MD's NPI number?
David L. Duke, MD's National Provider Identifier (NPI) is 1255492211, issued on Dec 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David L. Duke, MD located?
The NPPES record lists a practice address at 1216 Raguet, Nacogdoches, TX, 75961. Phone: (936) 560-5537. Providers update this record themselves, so call before visiting.
How can I verify David L. Duke, MD's license?
NPPES lists Texas license number G3311, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does David L. Duke, MD prescribe under Medicare Part D?
In 2024, David L. Duke, MD had 2,236 Medicare Part D claims for 76 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is David L. Duke, MD's MIPS final score?
The 2023 MIPS final score is 93.2 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.