Anna Willis, PA-C
NPI 1952652729 · Physician Assistant · Centennial, CO
Anna Willis, PA-C is a Physician Assistant provider in Centennial, CO (NPI 1952652729).
Provider details
- NPI number
- 1952652729
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 0003482 (CO)
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
13 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
1,001 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) |
|---|---|---|
| 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 | 207 | $14 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 152 | $12 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 150 | $77 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 130 | $109 |
| Automated Urinalysis Test81003 | 127 | $2 |
| Manual Urinalysis Test With Examination Using Microscope, Automated |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 240 | 103 |
| Finasteride | 136 | 54 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 79 | 57 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 54 | 39 |
| Testosterone Cypionate | 54 | 14 |
| Testosterone | 50 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$440 across 10 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
- 2012-09-19
- Last updated
- 2025-10-23
- Certified
- 2025-10-23
Frequently asked questions
- What is Anna Willis's NPI number?
- Anna Willis's National Provider Identifier (NPI) is 1952652729, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anna Willis's specialty?
- Anna Willis is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Anna Willis located?
- Anna Willis's practice location on file with NPPES is 9110 E Nichols Ave Ste 150, Centennial, CO 80112-3450.
- What is Anna Willis's phone number?
- The practice phone number listed in the NPPES registry for Anna Willis is (720) 666-4739.
- Is Anna Willis's NPI active?
- Yes — Anna Willis's NPI (1952652729) is active in the NPPES registry as of the last update on 2025-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.