Hannah C. Royer, NP
Nurse Practitioner · Knoxville, TN
Hannah C. Royer, NP is a nurse practitioner with a practice address in Knoxville, Tennessee, and NPI 1285184580, issued on Oct 11, 2016. Check the license (Tennessee 21861, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Hannah C. Royer
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 21861 TN
Self-reported in NPPES; status is on the state search - Practice location
- 9125 Cross Park Dr, Knoxville, TN 37923
- Phone
- (865) 632-5900
- Enumerated
- Oct 11, 2016
- Record last updated
- Jun 30, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (865) 637-2114
- Medicare enrollment
- Enrolled (PECOS I20161201001642); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 2,303 in Tennessee → Look up another NPI →
Also registered at 9125 Cross Park Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Clem, PA-CSurgical Physician Assistant1417942657
- Kathryn Cousins, NPFamily Nurse Practitioner1922556679
- Carlo Martinez Torres, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1457535379
Verify Hannah C. Royer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
Search for license 21861Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average nurse practitioner in 2024
253 Medicare Part D claims for 64 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 30 claims were for opioids.
Most prescribed
- Metoprolol Tartrate34 claims
- Furosemide30 claims
- Potassium Chloride27 claims
- Amlodipine Besylate23 claims
- Oxycodone Hcl16 claims
- Pantoprazole Sodium16 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
- East Tennessee Cardiovascular Surgery Group PCKnoxville, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hannah C. Royer among 2,303 nurse practitioner records in Tennessee
Hannah C. Royer, NP is one of 2,303 nurse practitioner records with a practice address in Tennessee. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 50% of them.
- NPI issued2016 · 50% of these records are older, 46% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2016 · median 2017 among the 1,331 with a school on file
- Record last updated2020 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
275 nurse practitioner records list a practice address in Knoxville
They are 275 of the 14,339 NPPES records with a practice address in Knoxville, and 2,303 nurse practitioner records in Tennessee.
All 2,303 in Tennessee → Every provider in Knoxville → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Katrina Aberdeen, APRN-BCKnoxville, TN 379231194764746
- Joanna Adams, NPKnoxville, TN 379231013353176
- Janice Branson, NPKnoxville, TN 379231093751851
- Angela Brewer, FNPKnoxville, TN 379231760419295
- Jessica Cantwell, FNP-BC, APRNKnoxville, TN 379231467879932
- Sherrie Corgan, FNP-CKnoxville, TN 379231295133676
- Kimberly Evans, APNKnxoville, TN 379231386891356
- Jeffrey Glasgow, APRNKnoxville, TN 379231821112053
Common questions
What is Hannah C. Royer, NP's NPI number?
Hannah C. Royer, NP's National Provider Identifier (NPI) is 1285184580, issued on Oct 11, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Hannah C. Royer, NP located?
The NPPES record lists a practice address at 9125 Cross Park Dr, Knoxville, TN, 37923. Phone: (865) 632-5900. Providers update this record themselves, so call before visiting.
How can I verify Hannah C. Royer, NP's license?
NPPES lists Tennessee license number 21861, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.
How much does Hannah C. Royer, NP prescribe under Medicare Part D?
In 2024, Hannah C. Royer, NP had 253 Medicare Part D claims for 64 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.