Dr. James Liang, D.O.
What this data tells you about Dr. Liang
Dr. James Liang is a dermatology specialist in Camp Pendleton, CA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Liang performed 586 Medicare services across 580 unique beneficiaries.
Between the years covered by Open Payments, Dr. Liang received a total of $226 from 8 pharmaceutical and/or device companies across 10 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in dermatology. 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. Liang 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 |
|---|---|---|---|
| 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. |
139 | $56 | $207 |
| 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. |
78 | $88 | $318 |
| COVID-19 viral test, non-CDC A laboratory test to detect the SARS-CoV-2 virus (COVID-19) using any technique and targeting multiple types or subtypes. This specific code is for tests performed by laboratories that are not the CDC. |
55 | $50 | $140 |
| 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. |
37 | $15 | $60 |
| Automated urinalysis An automated laboratory test performed on a urine sample to analyze its chemical and physical properties. The procedure uses machinery to detect various substances and cells within the urine. |
36 | $2 | $18 |
| Routine 12-lead electrocardiogram (ECG) A test that records the electrical activity of the heart using at least 12 leads to produce a tracing. |
34 | $4 | $40 |
| Blood draw (venipuncture) Insertion of a needle into a vein to collect a blood sample. |
31 | $8 | $20 |
| Strep A nucleic acid amplification test A laboratory test that uses nucleic acid amplification to detect the presence of Group A Streptococcus bacteria. This method identifies the genetic material of the bacteria to determine if an infection is present. |
29 | $33 | $112 |
| Basic metabolic blood panel A blood test that measures a group of basic chemicals, including total calcium levels. |
23 | $8 | $60 |
| Complete blood count (CBC) with differential An automated laboratory test that measures the levels of red blood cells, white blood cells, and platelets in the blood, including a breakdown of the different types of white blood cells. |
22 | $8 | $58 |
| Shoulder X-ray, 2+ views An X-ray imaging test of the shoulder joint using at least two different angles to visualize the bones and surrounding structures. |
21 | $15 | $65 |
| Troponin blood test A blood test that measures the amount of troponin protein in your body. Troponin is released into the blood when heart muscle is damaged. |
20 | $12 | $74 |
| Office visit, established patient, complex (40-54 min) An office or outpatient visit for an existing patient lasting between 40 and 54 minutes. This level of service is determined by the total time spent on the date of the encounter. |
18 | $111 | $447 |
| Influenza virus nucleic acid detection test A laboratory test that uses nucleic acid technology to detect multiple types of influenza virus. |
17 | $94 | $264 |
| Hip X-ray, 2-3 views An X-ray imaging test of the hip joint using two to three different angles to visualize the bones and surrounding structures. |
14 | $23 | $91 |
| 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. |
12 | $12 | $77 |
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 (2021-2024) ›
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. Liang is a clinical cardiology specialist, with moderate Medicare volume, with low-engagement industry engagement, 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 Dr. Liang experienced with office visit, established patient (20-29 min)?
Does Dr. Liang receive payments from pharmaceutical companies?
How do Dr. Liang's costs compare to other dermatologists in Camp Pendleton?
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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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