David Willis, GNP
What this data tells you about Willis
David Willis is a gerontology nurse practitioner in Mckinney, TX, with 19 years of NPI registration. Based on federal Medicare data, Willis performed 7,082 Medicare services in 2023. These records do not provide a deduplicated patient total.
The Data Coverage level for Willis is High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary — 2023
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Home visit, established patient, moderate complexity A home visit for an established patient involving moderate medical decision making. The visit requires at least 40 minutes of time if time is used to determine the level of service. |
1,642 | $70 | $200 |
| Vitamin B-12 injection An injection of vitamin B-12 (cyanocobalamin) with a dose of up to 1000 mcg. |
1,084 | $1 | $20 |
| Drug injection, under skin or into muscle A procedure involving the administration of a medication or substance via injection into the subcutaneous tissue or muscle. |
1,065 | $8 | $35 |
| Remote patient monitoring management, 20 min/month Management based on results from remote vital sign monitoring for the first 20 minutes per calendar month. |
950 | $29 | $80 |
| Remote vital sign monitoring management, each additional 20 minutes This code covers the time spent by a provider managing patient data from remote vital sign monitoring devices. It applies to each additional 20-minute increment beyond the initial monthly service period. |
903 | $24 | $70 |
| Chronic care management, first 20 min/month This service covers the first 20 minutes of clinical staff time directed by a healthcare professional each calendar month to manage chronic conditions. |
450 | $37 | $85 |
| Remote patient monitoring device, 30 days Initial setup of devices for remote monitoring of body functions with daily data transmission or alerts. This service covers the first 30 days of the monitoring period. |
191 | $30 | $100 |
| Home visit, established patient, high complexity A home visit for an established patient involving high-level medical decision making, lasting at least 60 minutes. |
164 | $117 | $250 |
| Chronic care management, additional 20 min/month This service covers an extra 20 minutes of clinical staff time directed by a healthcare professional for managing two or more chronic conditions each calendar month. |
157 | $30 | $70 |
| Chronic care management, first 30 minutes This service covers the initial 30 minutes of care coordination for patients with two or more chronic conditions. It is provided personally by a healthcare professional each calendar month. |
105 | $34 | $167 |
| Flu vaccine administration This procedure involves the administration of the influenza virus vaccine. It covers the process of delivering the vaccine to the patient. |
96 | $30 | $50 |
| Flu vaccine, quadrivalent A flu shot containing four strains of the influenza virus to help prevent seasonal influenza infection. |
71 | $76 | $95 |
| Transitional care management, high complexity Coordination of care for a patient transitioning from a short-term hospital stay or other facility to home or another care setting. This service addresses a high-complexity medical problem. |
47 | $168 | $374 |
| Chronic care management services Comprehensive assessment and care planning for patients requiring ongoing chronic care management. |
46 | $36 | $86 |
| Home visit, new patient, high complexity A home visit for a new patient involving high-level medical decision making, lasting at least 75 minutes. |
45 | $107 | $351 |
| Remote physiologic monitoring setup and education Initial setup of remote monitoring equipment and patient education on its use. |
41 | $13 | $39 |
| Quadrivalent influenza vaccine, cell-culture derived A flu shot containing four strains of influenza virus, produced using cell culture technology rather than eggs. This formulation is free from preservatives and antibiotics. |
25 | $33 | $95 |
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | NPPES snapshot; verify current record |
| Medicare Enrollment | ✓ PECOS | PECOS snapshot |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | — No payments | N/A |
| Disciplinary History | — Not included | N/A |
This provider has data in 3 of 4 available federal datasets, with a Data Coverage level of High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Willis is a clinical cardiology specialist, with above-average Medicare volume (top 1% in TX), with 19 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
Is Willis experienced with home visit, established patient, moderate complexity?
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This page combines public CMS records with calculated summaries and explanatory procedure labels. These transformations are not verbatim federal records. Sources: NPPES ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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