Katherine Davidson, ARNP
NPI 1649670589 · Adult Health Nurse Practitioner · Winter Haven, FL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Davidson, ARNP is a Adult Health Nurse Practitioner provider in Winter Haven, FL (NPI 1649670589).
Provider details
- NPI number
- 1649670589
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- ARNP2680642 (FL)
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
11 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
1,821 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) |
|---|---|---|
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 530 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 497 | $75 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 265 | $35 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 171 | $12 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 130 | $106 |
| Urinalysis, Manual Test81002 | 90 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methylprednisolone | 315 | 299 |
| Prednisone | 272 | 255 |
| Doxycycline Hyclate | 227 | 214 |
| Azithromycin | 189 | 181 |
| Cephalexin | 161 | 154 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 147 | 141 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 59 | 58 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 across 1 record (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
- 2014-08-28
- Last updated
- 2019-06-26
Frequently asked questions
- What is Katherine Davidson's NPI number?
- Katherine Davidson's National Provider Identifier (NPI) is 1649670589, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Davidson's specialty?
- Katherine Davidson is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Davidson located?
- Katherine Davidson's practice location on file with NPPES is 325 1st St N, Winter Haven, FL 33881-4111.
- What is Katherine Davidson's phone number?
- The practice phone number listed in the NPPES registry for Katherine Davidson is (863) 293-1191.
- Does Katherine Davidson accept Medicare?
- Katherine Davidson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Davidson's NPI active?
- Yes — Katherine Davidson's NPI (1649670589) is active in the NPPES registry as of the last update on 2019-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.