Katherine Margaret Johnson, APRN-FNP-BC
Family Nurse Practitioner · Knoxville, TN
Katherine Margaret Johnson, APRN-FNP-BC is a family nurse practitioner with a practice address in Knoxville, Tennessee, and NPI 1326314782, issued on Mar 29, 2012. Check the license (Tennessee 16631, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Margaret Johnson
- Credential
- APRN-FNP-BC
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 16631 TN
161872 TN
Self-reported in NPPES; status is on the state search - Practice location
- 6473 Kingston Pike, Knoxville, TN 37919
- Phone
- (865) 588-8831
- Enumerated
- Mar 29, 2012
- Record last updated
- Jun 22, 2026
- Fax
- (865) 588-8841
- Medicare enrollment
- Enrolled (PECOS I20120612000410); accepts Medicare assignment
- Medical or professional school
- Lincoln Memorial University Medical Department, 2011
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 9,060 in Tennessee → Look up another NPI →
Also registered at 6473 Kingston Pike
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Cherish Chambers, P.A.Physician Assistant1033383336
- Corey Cudzilo, M.D.Pulmonary Disease Physician1003012022
Verify Katherine Margaret Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
Search for license 16631Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.7 times the Medicare Part D claims of the average family nurse practitioner in 2024
4,839 Medicare Part D claims for 953 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 55% of claims.
Most prescribed
- Trelegy Ellipta705 claims
- Albuterol Sulfate Hfa638 claims
- Prednisone517 claims
- Montelukast Sodium295 claims
- Azithromycin243 claims
- Symbicort172 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: $3,066.57
139 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 one group practice
- Statcare Outpatient LLCKnoxville, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Margaret Johnson among 9,060 family nurse practitioner records in Tennessee
Katherine Margaret Johnson, APRN-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 2012, is newer than 26% of them.
- NPI issued2012 · 26% of these records are older, 71% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2011 · median 2017 among the 5,523 with a school on file
- Record last updated2026 · 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
- Keela Bailey, MSN, APRN, FNP-BCKnoxville, TN 379191407824014
- Mary Suzanne Biggs, FNP-CKnoxville, TN 379191508913237
- Cathy Hammons, APRN, MSN, FNP, BCKnoxville, TN 379191861483943
- Mary Harlan, FNPKnoxville, TN 379191407874860
- Mary Isaac, ANPKnoxville, TN 379191538143961
- James Kilmer, FNPKnoxville, TN 379191366608887
- Kristy Klena, NPKnoxville, TN 379191508945817
- Sharon Knox, FNPCKnoxville, TN 379191942239728
Common questions
What is Katherine Margaret Johnson, APRN-FNP-BC's NPI number?
Katherine Margaret Johnson, APRN-FNP-BC's National Provider Identifier (NPI) is 1326314782, issued on Mar 29, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Margaret Johnson, APRN-FNP-BC located?
The NPPES record lists a practice address at 6473 Kingston Pike, Knoxville, TN, 37919. Phone: (865) 588-8831. Providers update this record themselves, so call before visiting.
How can I verify Katherine Margaret Johnson, APRN-FNP-BC's license?
NPPES lists Tennessee license number 16631, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Margaret Johnson, APRN-FNP-BC prescribe under Medicare Part D?
In 2024, Katherine Margaret Johnson, APRN-FNP-BC had 4,839 Medicare Part D claims for 953 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.