Katherine Kotsianas Massey, MSN, FNP-BC
Family Nurse Practitioner · Knoxville, TN
Katherine Kotsianas Massey, MSN, FNP-BC is a family nurse practitioner with a practice address in Knoxville, Tennessee, and NPI 1194458620, issued on Jul 1, 2022. Check the license (Tennessee 31951, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Kotsianas Massey
- Credential
- MSN, FNP-BC
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 31951 TN
Self-reported in NPPES; status is on the state search - Practice location
- 10215 Kingston Pike Ste 100, Knoxville, TN 37922
- Phone
- (865) 691-0733
- Enumerated
- Jul 1, 2022
- Record last updated
- Feb 15, 2024
- Medicare enrollment
- Enrolled (PECOS I20220803003880); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 9,060 in Tennessee → Look up another NPI →
Also registered at 10215 Kingston Pike Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jennifer Strope, NP-CFamily Nurse Practitioner1720750771
Verify Katherine Kotsianas Massey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
Search for license 31951Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average family nurse practitioner in 2024
374 Medicare Part D claims for 186 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Methylprednisolone37 claims
- Azithromycin31 claims
- Amoxicillin-Clavulanate Potass26 claims
- Cephalexin21 claims
- Sulfamethoxazole-Trimethoprim19 claims
- Fluticasone Propionate15 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $239.64
13 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 99,489 providers of this specialty with any payment received $650.95 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 2 group practices
- Champion Physical Therapy LLC HallsAlcoa, TN
- Summit Medical Group, PLLCKnoxville, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Kotsianas Massey among 9,060 family nurse practitioner records in Tennessee
Katherine Kotsianas Massey, MSN, FNP-BC is one of 9,060 family nurse practitioner records with a practice address in Tennessee. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 78% of them.
- NPI issued2022 · 78% of these records are older, 16% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2022 · median 2017 among the 5,523 with a school on file
- Record last updated2024 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
737 family nurse practitioner records list a practice address in Knoxville
They are 737 of the 14,339 NPPES records with a practice address in Knoxville, and 9,060 family nurse practitioner records in Tennessee.
All 9,060 in Tennessee → Every provider in Knoxville → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Gary Bickford, PHD, FNP-BCKnoxville, TN 379221700923331
- Brandy Bledsoe, APRN, BCKnoxville, TN 379221033133707
- Tammy Cabrera, APRN, BCKnoxville, TN 379221710082888
- Susan Daffron, APRN, BCKnoxville, TN 379221275557944
- Kyra Fowler, FNPKnoxville, TN 379221598948762
- Casey Larue, FNPKnoxville, TN 379221104025105
- Staci Lawhorn, APNKnoxville, TN 379221215193123
- James McCoy, APRN, BCKnoxville, TN 379221063426286
Common questions
What is Katherine Kotsianas Massey, MSN, FNP-BC's NPI number?
Katherine Kotsianas Massey, MSN, FNP-BC's National Provider Identifier (NPI) is 1194458620, issued on Jul 1, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Kotsianas Massey, MSN, FNP-BC located?
The NPPES record lists a practice address at 10215 Kingston Pike Ste 100, Knoxville, TN, 37922. Phone: (865) 691-0733. Providers update this record themselves, so call before visiting.
How can I verify Katherine Kotsianas Massey, MSN, FNP-BC's license?
NPPES lists Tennessee license number 31951, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Kotsianas Massey, MSN, FNP-BC prescribe under Medicare Part D?
In 2024, Katherine Kotsianas Massey, MSN, FNP-BC had 374 Medicare Part D claims for 186 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Katherine Kotsianas Massey, MSN, FNP-BC's MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.