Nicholas J. Royal, M.D.
Internal Medicine Physician · Nashville, TN
Nicholas J. Royal, M.D. is an internal medicine physician with a practice address in Nashville, Tennessee, and NPI 1801200837, issued on Jun 18, 2014. Check the license (Tennessee 75667, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Nicholas J. Royal
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 75667 TN
036144155 IL
4301105429 MI
Self-reported in NPPES; status is on the state search - Practice location
- 3601 The Vanderbilt Clinic, Nashville, TN 37232
- Phone
- (615) 322-5000
- Enumerated
- Jun 18, 2014
- Record last updated
- Dec 10, 2025
- Medicare enrollment
- Enrolled (PECOS I20171018003288); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,596 in Tennessee → Look up another NPI →
Also registered at 3601 The Vanderbilt Clinic
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nicholas J. Royal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 75667Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.3 times the Medicare Part D claims of the average internal medicine physician in 2024
10,433 Medicare Part D claims for 736 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 269 claims were for opioids.
Most prescribed
- Atorvastatin Calcium760 claims
- Amlodipine Besylate508 claims
- Lisinopril477 claims
- Rosuvastatin Calcium414 claims
- Losartan Potassium380 claims
- Omeprazole370 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.
2 hospitals and group practices
- Vanderbilt University Medical CenterNashville, TN · Acute Care Hospitals5 of 5 stars
- Carle Health Care IncorporatedChampaign, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Nicholas J. Royal among 2,596 internal medicine physician records in Tennessee
Nicholas J. Royal, M.D. is one of 2,596 internal medicine physician records with a practice address in Tennessee. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 77% of them.
- NPI issued2014 · 77% of these records are older, 20% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2014 · median 2003 among the 1,705 with a school on file
- Record last updated2025 · 56% 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 Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
613 internal medicine physician records list a practice address in Nashville
They are 613 of the 24,357 NPPES records with a practice address in Nashville, and 2,596 internal medicine physician records in Tennessee.
All 2,596 in Tennessee → Every provider in Nashville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Billy Copeland, M.D.Nashville, TN 372321669473716
- Nancy Davis, MDNashville, TN 372321932153244
- Jennifer DebrulerNashville, TN 372321588656524
- Tiffany Hines, MDNashville, TN 372321164468906
- Melissa Hixson, MDNashville, TN 372321407843089
- Martha Leonard, MDNashville, TN 372321699717819
- Michael Matheny, MD, MS, MPHNashville, TN 372321275579427
- Harvey Murff, M.D.Nashville, TN 372321063445641
Common questions
What is Nicholas J. Royal, M.D.'s NPI number?
Nicholas J. Royal, M.D.'s National Provider Identifier (NPI) is 1801200837, issued on Jun 18, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas J. Royal, M.D. located?
The NPPES record lists a practice address at 3601 The Vanderbilt Clinic, Nashville, TN, 37232. Phone: (615) 322-5000. Providers update this record themselves, so call before visiting.
How can I verify Nicholas J. Royal, M.D.'s license?
NPPES lists Tennessee license number 75667, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nicholas J. Royal, M.D. prescribe under Medicare Part D?
In 2024, Nicholas J. Royal, M.D. had 10,433 Medicare Part D claims for 736 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.