Willis Smith, APRN
NPI 1861882847 · Psychiatric/Mental Health Nurse Practitioner · Santa Rosa, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Willis Smith, APRN is a Psychiatric/Mental Health Nurse Practitioner provider in Santa Rosa, CA (NPI 1861882847).
Provider details
- NPI number
- 1861882847
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Male
- Sole proprietor
- No
- License
- 28278 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
11 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 49 | 17 |
| Trazodone Hcl | 31 | 19 |
| Bupropion Hclbrand: Bupropion Xl | 22 | — |
| Mirtazapine | 21 | — |
| Gabapentin | 18 | — |
| Lorazepam | 14 | — |
| Lurasidone Hcl | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20 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
- 2015-01-29
- Last updated
- 2024-02-02
- Certified
- 2024-02-02
Frequently asked questions
- What is Willis Smith's NPI number?
- Willis Smith's National Provider Identifier (NPI) is 1861882847, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Willis Smith's specialty?
- Willis Smith is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Willis Smith located?
- Willis Smith's practice location on file with NPPES is 751 Lombardi Ct, Santa Rosa, CA 95407-6798.
- What is Willis Smith's phone number?
- The practice phone number listed in the NPPES registry for Willis Smith is (707) 303-6000.
- Does Willis Smith accept Medicare?
- Willis Smith is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Willis Smith's NPI active?
- Yes — Willis Smith's NPI (1861882847) is active in the NPPES registry as of the last update on 2024-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.