Paul Williamson, NP
NPI 1538311543 · Adult Health Nurse Practitioner · Prescott Valley, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul Williamson, NP is a Adult Health Nurse Practitioner provider in Prescott Valley, AZ (NPI 1538311543).
Provider details
- NPI number
- 1538311543
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Male
- Sole proprietor
- No
- License
- AP1660 (AZ)
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
17 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
1,009 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 327 | $106 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 281 | $75 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 109 | $14 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 69 | $138 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 48 | $179 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 388 | 140 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 345 | 80 |
| Prednisone | 203 | 117 |
| Budesonide/Glycopyr/Formoterolbrand: Breztri Aerosphere | 199 | 55 |
| Fluticasone Propion/Salmeterolbrand: Advair Hfa | 180 | 47 |
| Azithromycin | 156 | 83 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$545 across 18 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
- 2008-10-21
- Last updated
- 2023-03-23
- Certified
- 2023-03-23
Frequently asked questions
- What is Paul Williamson's NPI number?
- Paul Williamson's National Provider Identifier (NPI) is 1538311543, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Williamson's specialty?
- Paul Williamson is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Paul Williamson located?
- Paul Williamson's practice location on file with NPPES is 7700 E Florentine Rd Ste 206, Prescott Valley, AZ 86314-2245.
- What is Paul Williamson's phone number?
- The practice phone number listed in the NPPES registry for Paul Williamson is (928) 442-8117.
- Does Paul Williamson accept Medicare?
- Paul Williamson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Paul Williamson's NPI active?
- Yes — Paul Williamson's NPI (1538311543) is active in the NPPES registry as of the last update on 2023-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.