Joanna Warren, RN, MSN, CFNP
NPI 1730196353 · Nurse Practitioner · Jackson, MS
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1730196353
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, MSN, CFNP
- Sex
- Female
- Sole proprietor
- No
- License
- R865985 (MS)
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
19 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
5,468 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,039 | $97 |
| Hemoglobin A1c Level83036 | 918 | $9 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 851 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 792 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 603 | $13 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 599 | $26 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 100 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Insulin Degludecbrand: Tresiba Flextouch U-100 | 663 | 160 |
| Semaglutidebrand: Ozempic | 474 | 118 |
| Levothyroxine Sodium | 329 | 98 |
| Metformin Hclbrand: Metformin Hcl Er | 326 | 96 |
| Tirzepatidebrand: Mounjaro | 312 | 58 |
| Empagliflozinbrand: Jardiance | 292 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20,672 across 211 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
- 2006-08-03
- Last updated
- 2014-02-04
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.