Marressa Henderson, PA-C
NPI 1609487065 · Medical Physician Assistant · Evansville, IN
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1609487065
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 10003026A (IN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
- Physician Assistant363A00000X
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
5 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
232 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) |
|---|---|---|
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 63 | $94 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 39 | $56 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 37 | $71 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 33 | $101 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 18 | $138 |
| Detection Test By Multiplex Amplified Probe Technique for Severe Acute Respiratory Syndrome Coronavirus 2 (sars-Cov-2) (covid-19), Influenza Virus Types a and B, and Respiratory Syncytial Virus |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 42 | 42 |
| Prednisone | 25 | 25 |
| Cephalexin | 24 | 24 |
| Mupirocin | 22 | 22 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 22 | 22 |
| Azithromycin | 20 | 20 |
| Cefdinir | 16 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$36 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
Additional practice locations (3)
- 1813 Willow St Ste 3bVincennes, IN 47591-4276Phone: (812) 477-7246
- 200 Clinic Dr Fl 6Madisonville, KY 42431-1661Phone: (812) 477-7246Fax: (812) 477-7240
- 3332 Villa PT Ste 104Owensboro, KY 42303-7818Phone: (270) 684-5679
Registry dates
- Enumerated
- 2020-08-10
- Last updated
- 2021-02-23
- Certified
- 2021-02-23
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.