James W. Sublett, M.D.
Allergy & Immunology Physician · Louisville, KY
James W. Sublett, M.D. is an allergy & immunology physician with a practice address in Louisville, Kentucky, and NPI 1255474136, issued on Feb 14, 2007. Check the license (Kentucky 43492, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- James W. Sublett
- Credential
- M.D.
- Primary taxonomy
- Allergy & Immunology Physician 207K00000X
- License numbers
- 43492 KY
01069220A IN
Self-reported in NPPES; status is on the state search - Practice location
- 9800 Shelbyville RD, Louisville, KY 40223
- Phone
- (502) 429-8585
- Enumerated
- Feb 14, 2007
- Record last updated
- Mar 16, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (502) 429-6157
- Medicaid IDs
- 7100154740 KY
201013860 IN - Medicare enrollment
- Enrolled (PECOS I20110609000404); accepts Medicare assignment
- Medical or professional school
- University Of Louisville School Of Medicine, 2006
- Entity
- Type 1 · individual
8 nearest allergy & immunology physician records → All 65 in Kentucky → Look up another NPI →
Also registered at 9800 Shelbyville RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Monica Bell, APRNNurse Practitioner1821098484
- Kimberly Breslin, DMDGeneral Practice Dentistry1902928245
- Damon Coyle, M.D.Allergy & Immunology Physician1497755060
- Katie Davis, APRNNurse Practitioner1447721584
- Timothy Feger, MDAllergy & Immunology Physician1215937693
- Timothy Franxman, M.D.Allergy & Immunology Physician1730306820
Verify James W. Sublett in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKentucky Board of Medical Licensure
Search for license 43492Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% more Medicare Part D claims than the average allergy & immunology physician in 2024
1,035 Medicare Part D claims for 270 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.
Most prescribed
- Fluticasone Propionate173 claims
- Montelukast Sodium144 claims
- Azelastine Hcl129 claims
- Famotidine69 claims
- Albuterol Sulfate Hfa65 claims
- Epinephrine60 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $174,034.20
178 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 2,496 providers of this specialty with any payment received $8,321.81 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
- Psf PLLCBardstown, KY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James W. Sublett among 65 allergy & immunology physician records in Kentucky
James W. Sublett, M.D. is one of 65 allergy & immunology physician records with a practice address in Kentucky. 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 2007, is newer than 63% of them.
- NPI issued2007 · 63% of these records are older, 22% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2006 · median 2001 among the 45 with a school on file
- Record last updated2021 · 72% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Allergy & Immunology Physician providers in Kentucky
There are 65 allergy & immunology physician records in Kentucky.
All 65 in Kentucky → Every provider in Louisville → Allergy & Immunology Physician nationwide →
The 8 allergy & immunology physician records with the nearest ZIP codes
- Damon Coyle, M.D.Louisville, KY 402231497755060
- Timothy Feger, MDLouisville, KY 402231215937693
- Timothy Franxman, M.D.Louisville, KY 402231730306820
- Douglas Lotz, M.DLouisville, KY 402231326256827
- Natalie Miller, M.D.Louisville, KY 402231235395781
- David Pallares, M.D.Louisville, KY 402231023082484
- Stephen Pollard, M.D.Louisville, KY 402231629077698
- James Sublett, M.D.Louisville, KY 402231043204548
Common questions
What is James W. Sublett, M.D.'s NPI number?
James W. Sublett, M.D.'s National Provider Identifier (NPI) is 1255474136, issued on Feb 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is James W. Sublett, M.D. located?
The NPPES record lists a practice address at 9800 Shelbyville RD, Louisville, KY, 40223. Phone: (502) 429-8585. Providers update this record themselves, so call before visiting.
How can I verify James W. Sublett, M.D.'s license?
NPPES lists Kentucky license number 43492, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does James W. Sublett, M.D. prescribe under Medicare Part D?
In 2024, James W. Sublett, M.D. had 1,035 Medicare Part D claims for 270 beneficiaries; the average among allergy & immunology physician prescribers was 741. Part D covers Medicare prescriptions only.
What is James W. Sublett, M.D.'s MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.