Jason Landon Smith, MD
Hematology & Oncology Physician · San Marcos, TX
Jason Landon Smith, MD is a hematology & oncology physician with a practice address in San Marcos, Texas, and NPI 1114137064, issued on May 22, 2007. Check the license (Texas M6888, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jason Landon Smith
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- M6888 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1308 Wonder World Dr, San Marcos, TX 78666
- Phone
- (512) 396-5199
- Enumerated
- May 22, 2007
- Record last updated
- Mar 9, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (512) 454-4575
- Medicaid IDs
- 281056602 TX
281056601 TX - Medicare enrollment
- Enrolled (PECOS I20110620000608); accepts Medicare assignment
- Medical or professional school
- Duke University School Of Medicine, 2004
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 1308 Wonder World Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kori Cooper, FNP-CFamily Nurse Practitioner1255080354
- Richard Lawson, MDRadiation Oncology Physician1659353902
- Eric Meyers, MDHematology & Oncology Physician1942730916
- Brittany Severson, MSN, APRN, FNP-CFamily Nurse Practitioner1366285066
- Karen Zunker, APRNFamily Nurse Practitioner1629578018
Verify Jason Landon Smith in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license M6888Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.8 times the Medicare Part D claims of the average hematology & oncology physician in 2024
2,497 Medicare Part D claims for 422 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. 280 claims were for opioids.
Most prescribed
- Letrozole163 claims
- Anastrozole155 claims
- Hydrocodone-Acetaminophen148 claims
- Eliquis135 claims
- Xarelto132 claims
- Hydroxyurea98 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): 89.4 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: $71.05
3 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 8,560 providers of this specialty with any payment received $7,481.41 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
- Texas Oncology PAAustin, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hematology & Oncology Physician providers in Texas
There are 922 hematology & oncology physician records in Texas.
Other hematology & oncology physician records in Texas
- Kanza Abbas, M.D.Houston, TX1396065934
- Elham Abbasi-Hafshejani, M.D.The Woodlands, TX1306856513
- Raghad Abdul-Karim, MDMcAllen, TX1114207172
- Seyed Abedi, M.D.,PH.D.Cedar Park, TX1033567409
- Muhammad Abid, M.D.Lubbock, TX1639480437
- Ambrose Aboud, MDEl Paso, TX1407843873
- Hesham Abowali, MDGalveston, TX1447806955
- Joel Abramowitz, M.D., PHDHouston, TX1447220413
- Hussna Abunafeesa, M.DDallas, TX1902338726
- Prashanth Adapala, M.D.Marble Falls, TX1740484336
Common questions
What is Jason Landon Smith, MD's NPI number?
Jason Landon Smith, MD's National Provider Identifier (NPI) is 1114137064, issued on May 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jason Landon Smith, MD located?
The NPPES record lists a practice address at 1308 Wonder World Dr, San Marcos, TX, 78666. Phone: (512) 396-5199. Providers update this record themselves, so call before visiting.
How can I verify Jason Landon Smith, MD's license?
NPPES lists Texas license number M6888, 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 Jason Landon Smith, MD prescribe under Medicare Part D?
In 2024, Jason Landon Smith, MD had 2,497 Medicare Part D claims for 422 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Jason Landon Smith, MD's MIPS final score?
The 2023 MIPS final score is 89.4 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.