Dr. Andrea Willey, MD
What this data tells you about Dr. Willey
Dr. Andrea Willey is a mohs-micrographic surgery physician in Sacramento, CA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Willey performed 1,577 Medicare services across 1,186 unique beneficiaries.
Between the years covered by Open Payments, Dr. Willey received a total of $28,645 from 10 pharmaceutical and/or device companies across 65 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in mohs-micrographic surgery physician. The majority of payments are for consulting, which typically reflects recognized clinical expertise sought by manufacturers. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Willey is Very 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
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 |
|---|---|---|---|
| Skin growth removal and lab exam, 1-5 blocks This procedure involves the removal of a growth from the head, neck, hands, feet, or genitals. The removed tissue is then examined under a microscope in the laboratory. |
426 | $485 | $1,368 |
| Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks | 271 | $353 | $806 |
| Destruction of precancerous skin growths, 2-14 This procedure involves the removal or destruction of two to fourteen precancerous skin lesions. It is performed to eliminate abnormal skin cells that have the potential to develop into cancer. |
103 | $6 | $21 |
| Intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 2.6-5.0 cm | 100 | $134 | $610 |
| Office visit, established patient (10-19 min) An office visit for an existing patient lasting 10 to 19 minutes. The visit involves medical evaluation and management of the patient's condition. |
78 | $44 | $91 |
| Complicated wound repair, 2.6-7.5 cm A complex surgical procedure to close a wound measuring between 2.6 and 7.5 centimeters on areas such as the face, neck, hands, or feet. |
75 | $239 | $987 |
| Skin growth removal and lab exam, 1-5 blocks A procedure to remove a growth from the trunk, arms, or legs and send 1 to 5 tissue samples to a laboratory for microscopic examination. |
53 | $513 | $1,281 |
| Intermediate wound repair, 2.6-7.5 cm A medical procedure to close a wound on the scalp, underarms, trunk, arms, or legs that measures between 2.6 and 7.5 centimeters. This type of repair involves cleaning the wound and stitching it closed to promote healing. |
51 | $174 | $630 |
| Complex repair of eyelid, nose, ear, or lip wound, 2.6-7.5 cm A surgical procedure to repair a complex wound on the eyelid, nose, ear, or lip that measures between 2.6 and 7.5 centimeters. |
51 | $220 | $1,049 |
| Full thickness skin graft to nose, ears, eyelids, or lips, 20 sq cm or less A surgical procedure where a full layer of skin is taken from a donor site and transplanted to the nose, ears, eyelids, or lips. The graft covers an area of 20 square centimeters or less. |
47 | $820 | $2,108 |
| Skin biopsy, tangential A procedure to remove a sample of the first identified skin growth for laboratory examination. |
46 | $77 | $215 |
| Skin graft repair of eyelid, nose, ear, or lip, 10 sq cm or less A surgical procedure to repair a wound on the eyelid, nose, ear, or lip by transferring a small piece of skin. The transferred skin covers an area of 10 square centimeters or less. |
43 | $615 | $1,616 |
| Complicated wound repair, scalp/arms/legs, 2.6-7.5 cm A complex surgical procedure to close a wound on the scalp, arms, or legs that measures between 2.6 and 7.5 centimeters in length. |
39 | $244 | $887 |
| Additional skin growth biopsy Removal of a sample of an additional skin growth for laboratory examination. This code is used for each extra lesion biopsied during the same session. |
38 | $41 | $90 |
| Destruction of precancerous skin growth, 1 Removal of a single precancerous skin growth. This procedure destroys abnormal skin cells to prevent them from developing into cancer. |
37 | $34 | $158 |
| Surgical removal of skin cancer, 1.1-2.0 cm Surgical excision of a cancerous skin growth measuring between 1.1 and 2.0 centimeters on the body, arms, or legs. |
25 | $113 | $515 |
| Surgical removal of skin cancer, 2.1-3.0 cm This procedure involves the surgical excision of a cancerous skin growth located on the body, arms, or legs. The size of the removed tissue measures between 2.1 and 3.0 centimeters. |
20 | $119 | $586 |
| Intermediate wound repair, face or mouth, 2.5 cm or less A medical procedure to close a wound on the face, ears, eyelids, nose, lips, or mouth that is 2.5 centimeters or smaller. This type of repair involves more than simple closure but is less complex than a major repair. |
18 | $136 | $538 |
| Complex repair of eyelid, nose, ear, or lip wound, 1.1-2.5 cm A surgical procedure to repair a complex wound on the eyelid, nose, ear, or lip that measures between 1.1 and 2.5 centimeters. |
18 | $181 | $876 |
| Intermediate wound repair, 2.6-7.5 cm This procedure involves stitching a wound on the neck, hands, feet, or genitals that measures between 2.6 and 7.5 centimeters. It is classified as an intermediate repair requiring layered closure. |
15 | $154 | $599 |
| Complicated wound repair of trunk, 2.6-7.5 cm A surgical procedure to close a complex wound on the trunk that measures between 2.6 and 7.5 centimeters in length. |
12 | $328 | $823 |
| Intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 5.1-7.5 cm | 11 | $157 | $719 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
The majority of payments (87%) are consulting fees, which typically reflect recognized clinical expertise sought by manufacturers. Total industry engagement is in the top 5% for mohs-micrographic surgery physician in CA.
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Willey is a mixed practice specialist, with moderate Medicare volume, with consulting-driven industry engagement in the top 5% of CA peers, 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
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, 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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