Arianna Williams
NPI 1720849284 · Nurse Practitioner · Spokane, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arianna Williams is a Nurse Practitioner provider in Spokane, WA (NPI 1720849284).
Provider details
- NPI number
- 1720849284
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- AP61522101 (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 tenure28% of score
2 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
163 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 142 | $108 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 21 | $77 |
Typical Medicare-allowed amounts for these services range $77–$108 (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 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tizanidine Hcl | 32 | 17 |
| Meloxicam | 25 | 18 |
| Zolpidem Tartrate | 24 | — |
| Amlodipine Besylate | 17 | — |
| Pantoprazole Sodium | 16 | — |
| Gabapentin | 16 | — |
| Lorazepam | 16 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-01-22
- Last updated
- 2024-03-22
- Certified
- 2024-03-22
Frequently asked questions
- What is Arianna Williams's NPI number?
- Arianna Williams's National Provider Identifier (NPI) is 1720849284, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arianna Williams's specialty?
- Arianna Williams is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Arianna Williams located?
- Arianna Williams's practice location on file with NPPES is 62 W 7th Ave Ste 320, Spokane, WA 99204-2321.
- What is Arianna Williams's phone number?
- The practice phone number listed in the NPPES registry for Arianna Williams is (509) 381-6505.
- Does Arianna Williams accept Medicare?
- Arianna Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arianna Williams's NPI active?
- Yes — Arianna Williams's NPI (1720849284) is active in the NPPES registry as of the last update on 2024-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.