NPPES file of Aug 9, 2026

Jennifer Lea Darby, APRN

Psychiatric/Mental Health Nurse Practitioner · Knoxville, TN

Jennifer Lea Darby, APRN is a psychiatric/mental health nurse practitioner with a practice address in Knoxville, Tennessee, and NPI 1518104397, issued on Jan 15, 2009. Check the license (Tennessee 24685, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1518104397
Name
Jennifer Lea Darby
Credential
APRN
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
24685 TN
149846 TN
RN149846 TN
113543 NE
Self-reported in NPPES; status is on the state search
Practice location
2018 Western Ave, Knoxville, TN 37921
Phone
(865) 544-0406
Enumerated
Jan 15, 2009
Record last updated
Jun 1, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(865) 544-0480
Medicare enrollment
Enrolled (PECOS I20210624001174); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2018 Western Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Manal Abbas, PHLEBOTOMISTPhlebotomy Technician1801457866
  2. Melinda Adams, R.N.Registered Nurse1134667785
  3. Magon Adams Shirley, PSY.D.Student in an Organized Health Care Education/Training Program1518356021
  4. Pamela Adkins, CNANurse's Aide1780422253
  5. Deborah Allen, M.D.Internal Medicine Physician1942237474
  6. Mykenzi Allison, MAStudent in an Organized Health Care Education/Training Program1427948710

Verify Jennifer Lea Darby in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
    Search for license 24685
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Tennessee license search

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2.0 times the Medicare Part D claims of the average psychiatric/mental health nurse practitioner in 2024

1,850 Medicare Part D claims for 84 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Jennifer Darby1,850
  2. Specialty average906

Most prescribed

  1. Olanzapine150 claims
  2. Bupropion Xl120 claims
  3. Trazodone Hcl106 claims
  4. Hydroxyzine Hcl96 claims
  5. Quetiapine Fumarate85 claims
  6. Prazosin Hcl68 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.

Jennifer Lea Darby among 1,611 psychiatric/mental health nurse practitioner records in Tennessee

Jennifer Lea Darby, APRN is one of 1,611 psychiatric/mental health nurse practitioner records with a practice address in Tennessee. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 15% of them.

  • NPI issued2009 · 15% of these records are older, 82% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2018 · median 2020 among the 929 with a school on file
  • Record last updated2021 · 25% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

184 psychiatric/mental health nurse practitioner records list a practice address in Knoxville

They are 184 of the 14,339 NPPES records with a practice address in Knoxville, and 1,611 psychiatric/mental health nurse practitioner records in Tennessee.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Sarah Bannister, APNKnoxville, TN 379211700178258
  2. Van Blackaby, PMHNP-BCKnoxville, TN 379211205272010
  3. Regan Christenson, APNKnoxville, TN 379211548491798
  4. Michael Garey, APRNKnoxville, TN 379211366967622
  5. Ingrid Gurney, REGISTERED NURSEKnoxville, TN 379211518991298
  6. Tara LundyKnoxville, TN 379211477115749
  7. Justin Mynatt, PMHNP-BCKnoxville, TN 379211215371299
  8. Jennifer Phillips, PMHNP-BCKnoxville, TN 379211962775403

Common questions

What is Jennifer Lea Darby, APRN's NPI number?

Jennifer Lea Darby, APRN's National Provider Identifier (NPI) is 1518104397, issued on Jan 15, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Lea Darby, APRN located?

The NPPES record lists a practice address at 2018 Western Ave, Knoxville, TN, 37921. Phone: (865) 544-0406. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Lea Darby, APRN's license?

NPPES lists Tennessee license number 24685, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.

How much does Jennifer Lea Darby, APRN prescribe under Medicare Part D?

In 2024, Jennifer Lea Darby, APRN had 1,850 Medicare Part D claims for 84 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.