Ladonna Williams, FNP
NPI 1861826968 · Psychiatric/Mental Health Nurse Practitioner · Portageville, MO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ladonna Williams, FNP is a Psychiatric/Mental Health Nurse Practitioner provider in Portageville, MO (NPI 1861826968).
Provider details
- NPI number
- 1861826968
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 2013026043 (MO)
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 tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
16,442 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) |
|---|---|---|
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, Each Additional 20 Minutes99458 | 2,731 | $29 |
| Measurement of Brain Wave Activity (eeg), Awake and Drowsy95816 | 2,470 | $266 |
| Biofeedback Training90901 | 2,002 | $29 |
| Evaluation of Neuropsychological Test, First Hour96132 | 1,767 | $94 |
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days99454 | 1,408 | $32 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 1,366 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 90 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 916 | 36 |
| Risperidone | 877 | 31 |
| Trazodone Hcl | 800 | 50 |
| Lorazepam | 714 | 40 |
| Olanzapine | 677 | 22 |
| Divalproex Sodium | 649 | 19 |
| Benztropine Mesylate | 554 | 25 |
| Buspirone Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$19 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 (1)
- 1403 E Marshall StCharleston, MO 63834-1446Phone: (573) 683-2327Fax: (573) 683-2373
Registry dates
- Enumerated
- 2013-08-26
- Last updated
- 2020-02-01
- Certified
- 2020-02-01
Frequently asked questions
- What is Ladonna Williams's NPI number?
- Ladonna Williams's National Provider Identifier (NPI) is 1861826968, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ladonna Williams's specialty?
- Ladonna Williams is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ladonna Williams located?
- Ladonna Williams's practice location on file with NPPES is 46 E State Highway 162, Portageville, MO 63873-9177.
- What is Ladonna Williams's phone number?
- The practice phone number listed in the NPPES registry for Ladonna Williams is (573) 359-1372.
- Does Ladonna Williams accept Medicare?
- Ladonna Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ladonna Williams's NPI active?
- Yes — Ladonna Williams's NPI (1861826968) is active in the NPPES registry as of the last update on 2020-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.