William Finnerty, ARNP
NPI 1891097531 · Adult Health Nurse Practitioner · Tacoma, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Finnerty, ARNP is a Adult Health Nurse Practitioner provider in Tacoma, WA (NPI 1891097531).
Provider details
- NPI number
- 1891097531
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Male
- Sole proprietor
- No
- License
- AP60194331 (WA)
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
15 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
308 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 | 70 | $77 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 68 | $109 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 40 | $153 |
| Replacement of Stomach Or Large Bowel Tube Using Fluoroscopic Guidance With Contrast49450 | 32 | $504 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 24 | $77 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$282 across 3 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
Additional practice locations (1)
- 1304 Fawcett Ave Ste 100Tacoma, WA 98402-1900Phone: (253) 761-4200
Registry dates
- Enumerated
- 2010-12-01
- Last updated
- 2024-08-30
- Certified
- 2024-08-30
Frequently asked questions
- What is William Finnerty's NPI number?
- William Finnerty's National Provider Identifier (NPI) is 1891097531, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Finnerty's specialty?
- William Finnerty is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Finnerty located?
- William Finnerty's practice location on file with NPPES is 1717 S J St, Tacoma, WA 98405-4933.
- What is William Finnerty's phone number?
- The practice phone number listed in the NPPES registry for William Finnerty is (253) 426-6341.
- Does William Finnerty accept Medicare?
- William Finnerty is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Finnerty's NPI active?
- Yes — William Finnerty's NPI (1891097531) is active in the NPPES registry as of the last update on 2024-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.