Dr. Johnny Lin, M.D.
What this data tells you about Dr. Lin
Dr. Johnny Lin is an orthopaedic foot and ankle surgery physician in Chicago, IL, with 20 years of NPI registration. Based on federal Medicare data, Dr. Lin performed 1,872 Medicare services across 1,254 unique beneficiaries.
Between the years covered by Open Payments, Dr. Lin received a total of $3,595 from 7 pharmaceutical and/or device companies across 41 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in orthopaedic foot and ankle surgery physician. 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. Lin 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 |
|---|---|---|---|
| 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. |
546 | $27 | $151 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
482 | $70 | $215 |
| Ankle X-ray, minimum 3 views An X-ray imaging test of the ankle that captures at least three different angles to evaluate the bones and joints. |
298 | $29 | $158 |
| New patient office visit (30-44 min) An initial office visit for a new patient lasting between 30 and 44 minutes. This code is used when the total time spent on the date of the encounter falls within this range. |
189 | $86 | $320 |
| Short leg cast application Application of a cast to the lower leg to immobilize and support the area during healing. |
50 | $59 | $356 |
| Short leg splint application A splint is applied to the lower leg, extending from the calf down to the foot, to support and immobilize the area. |
50 | $58 | $310 |
| MRI of leg joint, without contrast A magnetic resonance imaging scan of a joint in the leg performed without the use of contrast dye. |
49 | $172 | $2,327 |
| Adult fiberglass short leg cast supplies Materials used to apply a fiberglass cast to the lower leg for an adult patient. |
47 | $36 | $192 |
| Adult fiberglass short leg splint supplies Materials for a fiberglass splint applied to the lower leg in patients aged 11 and older. |
43 | $17 | $82 |
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
32 | $101 | $318 |
| Imaging guidance for procedure, 60 minutes or less Use of imaging technology to guide a medical procedure. This service lasts 60 minutes or less. |
30 | $13 | $85 |
| CT scan of leg, without contrast A computed tomography scan of the leg performed without the use of contrast dye. This imaging test uses X-rays to create detailed cross-sectional images of the leg's internal structures. |
24 | $99 | $1,103 |
| New patient office visit (45-59 min) An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter. |
18 | $139 | $490 |
| MRI of leg, without contrast A magnetic resonance imaging scan of the leg performed without the use of contrast dye to visualize internal structures. |
14 | $194 | $1,600 |
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 ›
Most payments (100%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
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. Lin is a clinical cardiology specialist, with above-average Medicare volume (top 25% in IL), with low-engagement industry engagement, with 20 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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