Leslie Mathewson, APN (PMHNP)
NPI 1376588236 · Psychiatric/Mental Health Nurse Practitioner · Knoxville, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leslie Mathewson, APN (PMHNP) is a Psychiatric/Mental Health Nurse Practitioner provider in Knoxville, TN (NPI 1376588236).
Provider details
- NPI number
- 1376588236
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APN (PMHNP)
- Sex
- Male
- Sole proprietor
- Yes
- License
- 142095 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Bupropion Hclbrand: Bupropion Xl | 90 | 26 |
| Clonazepam | 80 | 20 |
| Quetiapine Fumarate | 80 | 16 |
| Escitalopram Oxalate | 71 | 18 |
| Risperidone | 65 | 21 |
| Trazodone Hcl | 62 | 19 |
| Aripiprazole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$219 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 250 Dewey AveSpartanburg, SC 29303-3009Phone: (864) 585-0366Fax: (888) 843-7657
Registry dates
- Enumerated
- 2006-06-17
- Last updated
- 2023-06-28
- Certified
- 2023-06-28
Frequently asked questions
- What is Leslie Mathewson's NPI number?
- Leslie Mathewson's National Provider Identifier (NPI) is 1376588236, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Mathewson's specialty?
- Leslie Mathewson is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Leslie Mathewson located?
- Leslie Mathewson's practice location on file with NPPES is 10434 Jackson Oaks Way, Knoxville, TN 37922-3293.
- What is Leslie Mathewson's phone number?
- The practice phone number listed in the NPPES registry for Leslie Mathewson is (865) 281-1408.
- Does Leslie Mathewson accept Medicare?
- Leslie Mathewson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leslie Mathewson's NPI active?
- Yes — Leslie Mathewson's NPI (1376588236) is active in the NPPES registry as of the last update on 2023-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.