Dr. James Hemp, M.D.
What this data tells you about Dr. Hemp
Dr. James Hemp is a thoracic surgery specialist in San Diego, CA, with 20 years of NPI registration. Based on federal Medicare data, Dr. Hemp performed 384 Medicare services across 360 unique beneficiaries.
Between the years covered by Open Payments, Dr. Hemp received a total of $337,466 from 24 pharmaceutical and/or device companies across 604 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in thoracic surgery. The majority of payments are for speaking programs and promotional activities, reflecting participation in industry-sponsored events. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Hemp 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 |
|---|---|---|---|
| Telephone medical discussion, 11-20 minutes A phone conversation with a physician lasting between 11 and 20 minutes. |
109 | $72 | $248 |
| 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. |
107 | $137 | $453 |
| Initial hospital admission, high complexity Initial hospital inpatient or observation care for a new patient involving high-level medical decision making, with at least 75 minutes total time on the date of the encounter. |
31 | $143 | $520 |
| Telephone medical discussion, 5-10 minutes A phone conversation with a physician lasting between 5 and 10 minutes to discuss medical matters. |
31 | $49 | $155 |
| 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. |
30 | $47 | $156 |
| Transcatheter aortic valve replacement via femoral artery A minimally invasive procedure to replace a diseased aortic heart valve using a catheter inserted through the skin and femoral artery. |
20 | $580 | $2,694 |
| Endoscopic vein harvest A surgical procedure to remove a vein using an endoscope, which is a thin, lighted tube inserted through small incisions. |
15 | $12 | $58 |
| Coronary artery bypass graft, 1 artery Surgical procedure to bypass a blocked coronary artery using a graft from another artery. This restores blood flow to the heart muscle. |
14 | $1,308 | $6,696 |
| Arterial thrombectomy, chest, neck, or brain A procedure to remove a blood clot and part of an artery in the chest, neck, or brain. |
14 | $863 | $3,996 |
| Radical mitral valve reconstruction on heart-lung machine Surgical repair of the mitral valve using a heart-lung machine to maintain circulation during the procedure. |
13 | $1,903 | $8,707 |
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 (89%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in thoracic surgery and does not inherently indicate bias, but patients may wish to be aware. Total industry engagement is in the top 2% for thoracic surgery 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. Hemp is a clinical cardiology specialist, with above-average Medicare volume (top 19% in CA), with speaking/promotional industry engagement in the top 2% of CA peers, 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
Is Dr. Hemp experienced with telephone medical discussion, 11-20 minutes?
Does Dr. Hemp receive payments from pharmaceutical companies?
How do Dr. Hemp's costs compare to other thoracic surgerists in San Diego?
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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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