Erica Walker, APRN
NPI 1255944039 · Family Nurse Practitioner · Knoxville, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erica Walker, APRN is a Family Nurse Practitioner provider in Knoxville, TN (NPI 1255944039).
Provider details
- NPI number
- 1255944039
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- Yes
- License
- APRN11008408 (FL)
Specialties & taxonomies
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 tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
319 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 117 | $70 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19)87811 | 59 | $39 |
| Detection Test By Nucleic Acid for Multiple Types Influenza Virus87502 | 47 | $92 |
| Detection Test By Nucleic Acid for Strep (streptococcus, Group A), Amplified Probe Technique87651 | 28 | $34 |
| Automated Urinalysis Test81003 | 26 | $2 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 22 | 22 |
| Azithromycin | 18 | 18 |
| Amoxicillin | 17 | 17 |
| Doxycycline Hyclate | 14 | 14 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 14 | 13 |
| Fluticasone Propionate | 13 | 13 |
| Prednisone | 13 | 13 |
Practice location
Mailing address
Additional practice locations (3)
- 210 S Main StCrestview, FL 32536-3737Phone: (850) 226-6801Fax: (877) 413-5104
- 930 Mar Walt DriveFort Walton Beach, FL 32547-6706Phone: (850) 226-6801Fax: (877) 413-5104
- 2110 W 23rd St Ste aPanama City, FL 32405-2370Phone: (850) 226-6801Fax: (877) 413-5104
Registry dates
- Enumerated
- 2020-08-31
- Last updated
- 2023-11-22
- Certified
- 2023-11-22
Frequently asked questions
- What is Erica Walker's NPI number?
- Erica Walker's National Provider Identifier (NPI) is 1255944039, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erica Walker's specialty?
- Erica Walker is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Erica Walker located?
- Erica Walker's practice location on file with NPPES is 6537 Kingston Pike, Knoxville, TN 37919-4826.
- What is Erica Walker's phone number?
- The practice phone number listed in the NPPES registry for Erica Walker is (865) 558-9822.
- Does Erica Walker accept Medicare?
- Erica Walker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erica Walker's NPI active?
- Yes — Erica Walker's NPI (1255944039) is active in the NPPES registry as of the last update on 2023-11-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.