Dr. Adam Fonseca, M.D.
What this data tells you about Dr. Fonseca
Dr. Adam Fonseca is a student in an organized health care education/training program specialist in Maywood, IL, with 12 years of NPI registration. Based on federal Medicare data, Dr. Fonseca performed 778 Medicare services across 766 unique beneficiaries.
Between the years covered by Open Payments, Dr. Fonseca received a total of $2,710 from 10 pharmaceutical and/or device companies across 30 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in student in an organized health care education/training program. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Fonseca 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 |
|---|---|---|---|
| Chest X-ray, 1 view An X-ray image of the chest taken from a single angle. This imaging test is used to visualize the structures within the chest cavity. |
141 | $7 | $136 |
| CT scan of abdomen and pelvis, without contrast A computed tomography scan that creates detailed images of the abdominal and pelvic organs. The procedure is performed without the use of intravenous contrast dye. |
88 | $66 | $1,232 |
| CT scan of chest, without contrast A computed tomography scan of the chest area that uses X-rays to create detailed images without the use of contrast dye. |
81 | $40 | $623 |
| CT scan of abdomen and pelvis with contrast A CT scan that uses dye to create detailed images of the abdomen and pelvis. This imaging test helps doctors examine internal organs and structures in these areas. |
66 | $69 | $1,223 |
| Chest X-ray, 2 views An X-ray imaging test of the chest that captures two different angles to visualize the lungs, heart, and chest wall. |
52 | $8 | $146 |
| CT scan of chest blood vessels with contrast A CT scan that uses contrast dye to create detailed images of the blood vessels in the chest. |
38 | $68 | $1,222 |
| Ultrasound guidance for blood vessel access Use of ultrasound imaging to help locate and access a blood vessel. This guidance assists healthcare providers in performing procedures such as inserting IV lines or drawing blood. |
35 | $11 | $211 |
| Fluoroscopic guidance for central vein access device Use of live X-ray imaging to guide the placement or removal of a central vein access device. |
33 | $14 | $315 |
| Sedation by physician, initial 15 minutes Administration of a drug to induce depression of consciousness by the physician performing a procedure. This code covers the initial 15 minutes of sedation for patients aged 5 years or older. |
29 | $10 | $168 |
| CT scan of abdominal and pelvic blood vessels with contrast A computed tomography scan that uses contrast dye to visualize the blood vessels in the abdomen and pelvis. |
27 | $81 | $1,593 |
| CT scan of chest with contrast A computed tomography scan of the chest using a contrast dye to enhance the visibility of internal structures. |
26 | $43 | $688 |
| Abdominal X-ray, 1 view An X-ray image of the abdomen taken from a single angle to visualize internal structures. |
26 | $7 | $139 |
| Ultrasound guidance for needle placement Use of ultrasound imaging to guide the precise placement of a needle during a medical procedure. |
22 | $24 | $364 |
| Core needle biopsy of lung or mediastinum A procedure to remove a small tissue sample from the lung or the space between the lungs using a needle inserted through the skin. |
18 | $112 | $1,670 |
| Radiologist review of CT-guided needle placement A radiologist reviews the CT imaging used to guide the placement of a needle. |
18 | $53 | $842 |
| Insertion of tunneled central venous catheter for infusion, age 5+ A surgical procedure to place a long-term catheter into a large vein for delivering medications or fluids. The catheter is tunneled under the skin to reduce infection risk and provide stable access for patients aged 5 and older. |
15 | $195 | $4,765 |
| Chest fluid aspiration with imaging guidance This procedure involves removing fluid from the chest cavity using imaging technology to guide the needle placement. |
13 | $82 | $2,137 |
| Central venous port insertion A surgical procedure to place a small reservoir under the skin for long-term access to the bloodstream. The device is connected to a vein to allow for repeated medication administration or blood draws. |
13 | $243 | $6,174 |
| Liver needle biopsy through skin A procedure in which a needle is inserted through the skin to remove a small sample of liver tissue for examination. |
13 | $65 | $1,214 |
| Foot X-ray, 3+ views An X-ray imaging test of the foot that captures at least three different views to evaluate the bones and joints. |
13 | $6 | $92 |
| Swallowing function imaging Imaging used to evaluate how well a person can swallow. This procedure visualizes the swallowing process to assess function. |
11 | $20 | $255 |
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 (2020-2024) ›
Associated products mentioned in payments ›
Most payments (93%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians. Total industry engagement is in the top 10% for student in an organized health care education/training program in IL.
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. Fonseca is a mixed practice specialist, with above-average Medicare volume (top 26% in IL), with low-engagement industry engagement in the top 10% of IL peers.
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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