Samantha Purnell, FNP
NPI 1649512641 · Family Nurse Practitioner · Knoxville, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samantha Purnell, FNP is a Family Nurse Practitioner provider in Knoxville, TN (NPI 1649512641).
Provider details
- NPI number
- 1649512641
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 17498 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,676 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 297 | $70 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 207 | $101 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 204 | $15 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 151 | $13 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 92 | $9 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 100 | 67 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 60 | 58 |
| Methylprednisolone | 43 | 42 |
| Prednisone | 32 | 28 |
| Meloxicam | 29 | 15 |
| Famotidine | 29 | 15 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$975 across 51 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
Registry dates
- Enumerated
- 2013-03-18
- Last updated
- 2019-09-11
Frequently asked questions
- What is Samantha Purnell's NPI number?
- Samantha Purnell's National Provider Identifier (NPI) is 1649512641, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samantha Purnell's specialty?
- Samantha Purnell is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Samantha Purnell located?
- Samantha Purnell's practice location on file with NPPES is 9333 Park West Blvd Ste 200, Knoxville, TN 37923-4317.
- What is Samantha Purnell's phone number?
- The practice phone number listed in the NPPES registry for Samantha Purnell is (865) 531-4600.
- Does Samantha Purnell accept Medicare?
- Samantha Purnell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samantha Purnell's NPI active?
- Yes — Samantha Purnell's NPI (1649512641) is active in the NPPES registry as of the last update on 2019-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.