James William Roy, M.D., PH.D.
Sleep Medicine (Internal Medicine) Physician · Huntsville, AL
James William Roy, M.D., PH.D. is a sleep medicine (internal medicine) physician with a practice address in Huntsville, Alabama, and NPI 1902833213, issued on Jun 26, 2006. Check the license (Alabama MD.28174, as entered in NPPES) on the Alabama Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- James William Roy
- Credential
- M.D., PH.D.
- Primary taxonomy
- Sleep Medicine (Internal Medicine) Physician 207RS0012X
- License numbers
- MD.28174 AL
059186 GA
2007-00583 NC
L9462 TX
49052-020 WI
Self-reported in NPPES; status is on the state search - Practice location
- 3500 Memorial Parkway SW, Huntsville, AL 35801
- Phone
- (256) 213-1800
- Enumerated
- Jun 26, 2006
- Record last updated
- Mar 6, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest sleep medicine (internal medicine) physician records → All 17 in Alabama → Look up another NPI →
Verify James William Roy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersAlabama Board of Medical Examiners
Search for license MD.28174Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average sleep medicine (internal medicine) physician in 2024
82 Medicare Part D claims for 30 beneficiaries, against an average of 585 among the 852 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Armodafinil16 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.
Industry payments in 2024: $199,573.86
273 payments; by number, the most common kind was travel and lodging; the largest payer was Axsome Therapeutics, Inc. The 664 providers of this specialty with any payment received $3,724.37 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.
James William Roy among 17 sleep medicine (internal medicine) physician records in Alabama
James William Roy, M.D., PH.D. is one of 17 sleep medicine (internal medicine) physician records with a practice address in Alabama. 88% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 24% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- Record last updated2020 · 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 207RS0012X and a Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Sleep Medicine (Internal Medicine) Physician providers in Alabama
There are 17 sleep medicine (internal medicine) physician records in Alabama.
All 17 in Alabama → Every provider in Huntsville → Sleep Medicine (Internal Medicine) Physician nationwide →
The 8 sleep medicine (internal medicine) physician records with the nearest ZIP codes
- Marijo-Anne Molina, M.D.Huntsville, AL 358011336549393
- Felix Morris, M.D.Florence, AL 356301689613739
- Eduardo Bazan Lavanda, MDAthens, AL 356111669791364
- Narayan Krishnamurthy, MDTuscaloosa, AL 354061922061712
- Richard Snow, MDTuscaloosa, AL 354011689752693
- Erin Ozgun, M.D.Birmingham, AL 352431285740456
- Alan Thomas, M.D.Birmingham, AL 352431528066313
- Syed Nabi, M.D.Birmingham, AL 352421831205731
Common questions
What is James William Roy, M.D., PH.D.'s NPI number?
James William Roy, M.D., PH.D.'s National Provider Identifier (NPI) is 1902833213, issued on Jun 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James William Roy, M.D., PH.D. located?
The NPPES record lists a practice address at 3500 Memorial Parkway SW, Huntsville, AL, 35801. Phone: (256) 213-1800. Providers update this record themselves, so call before visiting.
How can I verify James William Roy, M.D., PH.D.'s license?
NPPES lists Alabama license number MD.28174, 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 James William Roy, M.D., PH.D. prescribe under Medicare Part D?
In 2024, James William Roy, M.D., PH.D. had 82 Medicare Part D claims for 30 beneficiaries; the average among sleep medicine (internal medicine) physician prescribers was 585. 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.