Clayton Anderson Smith, M.D., PH.D.
Radiation Oncology Physician · New Orleans, LA
Clayton Anderson Smith, M.D., PH.D. is a radiation oncology physician with a practice address in New Orleans, Louisiana, and NPI 1417249418, issued on May 9, 2011. Check the license (Louisiana 311217, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Clayton Anderson Smith
- Credential
- M.D., PH.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License numbers
- 311217 LA
MD.35172 AL
Self-reported in NPPES; status is on the state search - Practice location
- 1514 Jefferson Hwy, New Orleans, LA 70121
- Phone
- (504) 842-3440
- Enumerated
- May 9, 2011
- Record last updated
- Jan 3, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190123001310); accepts Medicare assignment
- Medical or professional school
- Tulane University School Of Medicine, 2011
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 66 in Louisiana → Look up another NPI →
Also registered at 1514 Jefferson Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mohammed Abdelsalam, MDInternal Medicine Physician1922740190
- Freddy Abi-Samra, MDClinical Cardiac Electrophysiology Physician1346207354
- Fiyinfoluwa Abraham, MDGastroenterology Physician1487141636
- Tunde AbubakarStudent in an Organized Health Care Education/Training Program1487357307
Verify Clayton Anderson Smith in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 311217Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% fewer Medicare Part D claims than the average radiation oncology physician in 2024
117 Medicare Part D claims for 50 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.
Most prescribed
- Tamsulosin Hcl33 claims
- Dexamethasone23 claims
- Oxybutynin Chloride Er12 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 one group practice
- Ochsner Clinic LLCNew Orleans, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Clayton Anderson Smith among 66 radiation oncology physician records in Louisiana
Clayton Anderson Smith, M.D., PH.D. is one of 66 radiation oncology physician records with a practice address in Louisiana. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 71% of them.
- NPI issued2011 · 71% of these records are older, 20% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2011 · median 2008 among the 49 with a school on file
- Record last updated2019 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Louisiana
There are 66 radiation oncology physician records in Louisiana.
All 66 in Louisiana → Every provider in New Orleans → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Roland Hawkins, MDNew Orleans, LA 701211972551133
- Christophe Marques, MDNew Orleans, LA 701211104288216
- Troy Scroggins, MDNew Orleans, LA 701211811934219
- Cyrus WashingtonJefferson, LA 701211760010920
- Ashley Brown, M.D.New Orleans, LA 701151003295551
- Kareem Fakhoury, MDNew Orleans, LA 701151467956375
- Ellen Zakris, MDNew Orleans, LA 701151760445522
- Stephen Kraus, MDNew Orleans, LA 701121346223799
Common questions
What is Clayton Anderson Smith, M.D., PH.D.'s NPI number?
Clayton Anderson Smith, M.D., PH.D.'s National Provider Identifier (NPI) is 1417249418, issued on May 9, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Clayton Anderson Smith, M.D., PH.D. located?
The NPPES record lists a practice address at 1514 Jefferson Hwy, New Orleans, LA, 70121. Phone: (504) 842-3440. Providers update this record themselves, so call before visiting.
How can I verify Clayton Anderson Smith, M.D., PH.D.'s license?
NPPES lists Louisiana license number 311217, 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 Clayton Anderson Smith, M.D., PH.D. prescribe under Medicare Part D?
In 2024, Clayton Anderson Smith, M.D., PH.D. had 117 Medicare Part D claims for 50 beneficiaries; the average among radiation oncology physician prescribers was 134. 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.