Charles Maddix, APRN, MSN, PMHNP-BC
NPI 1790047926 · Psychiatric/Mental Health Nurse Practitioner · Jacksonville, FL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Maddix, APRN, MSN, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Jacksonville, FL (NPI 1790047926).
Provider details
- NPI number
- 1790047926
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN, MSN, PMHNP-BC
- Sex
- Male
- Sole proprietor
- Yes
- License
- APRN9173113 (FL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 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
276 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 | 111 | $75 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 110 | $60 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 44 | $105 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 11 | $184 |
Typical Medicare-allowed amounts for these services range $60–$184 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 183 | 24 |
| Alprazolam | 89 | 16 |
| Cariprazine Hclbrand: Vraylar | 63 | 13 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine | 57 | 11 |
| Quetiapine Fumarate | 48 | — |
| Lamotrigine | 44 | — |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,142 across 99 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
- 2012-06-13
- Last updated
- 2022-04-18
- Certified
- 2020-11-19
Frequently asked questions
- What is Charles Maddix's NPI number?
- Charles Maddix's National Provider Identifier (NPI) is 1790047926, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Maddix's specialty?
- Charles Maddix is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Charles Maddix located?
- Charles Maddix's practice location on file with NPPES is 3547 Hendricks Ave, Jacksonville, FL 32207-5309.
- What is Charles Maddix's phone number?
- The practice phone number listed in the NPPES registry for Charles Maddix is (904) 877-1100.
- Does Charles Maddix accept Medicare?
- Charles Maddix is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Maddix's NPI active?
- Yes — Charles Maddix's NPI (1790047926) is active in the NPPES registry as of the last update on 2022-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.