Dr. John Evans, MD
What this data tells you about Dr. Evans
Dr. John Evans is a gastroenterology specialist in San Bernardino, CA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Evans performed 3,131 Medicare services across 769 unique beneficiaries.
Between the years covered by Open Payments, Dr. Evans received a total of $2,244 from 23 pharmaceutical and/or device companies across 75 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in gastroenterology. 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. Evans 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 |
|---|---|---|---|
| Nursing facility visit, moderate complexity A follow-up visit by a healthcare provider at a nursing facility for an established patient. The visit involves moderate medical decision making and takes at least 30 minutes. |
1,782 | $85 | $145 |
| Nursing facility visit, low complexity A daily follow-up visit for an existing patient in a nursing facility involving straightforward medical decision making. The visit requires at least 15 minutes of time if time is used to determine the level of care. |
565 | $57 | $105 |
| Nursing facility visit, high complexity A follow-up visit by a healthcare provider at a nursing facility for an established patient. The visit involves a high level of medical decision making and takes at least 45 minutes. |
178 | $123 | $180 |
| Home visit, established patient, moderate complexity A home visit for an established patient involving moderate medical decision making. The visit requires at least 40 minutes of time if time is used to determine the level of service. |
97 | $104 | $208 |
| 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. |
93 | $88 | $190 |
| 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. |
68 | $137 | $255 |
| Upper GI endoscopy with biopsy A procedure to collect tissue samples from the esophagus, stomach, or upper small intestine using a flexible tube with a camera. The samples are examined to check for abnormalities. |
52 | $66 | $456 |
| New patient office visit, complex (60-74 min) | 49 | $149 | $360 |
| Colon polyp removal with endoscopic snare This procedure removes polyps or growths from the large bowel using a flexible tube with a camera and a wire loop tool. The snare is used to cut off the growths during the examination. |
48 | $210 | $815 |
| Chemical application to prevent wound tissue regrowth A chemical agent is applied to a wound to inhibit the regrowth of tissue. This procedure focuses on the application of the substance to manage the wound bed. |
45 | $70 | $325 |
| 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. |
36 | $121 | $290 |
| Replacement of stomach stoma tube | 28 | $192 | $1,359 |
| Colonoscopy with biopsy A procedure to collect tissue samples from the large intestine using a flexible tube with a camera. The samples are examined to check for abnormalities or disease. |
28 | $117 | $810 |
| 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. |
23 | $73 | $125 |
| Initial nursing facility care, high complexity An initial visit by a healthcare provider to a patient in a nursing facility involving a high level of medical decision making, lasting at least 45 minutes. |
21 | $148 | $196 |
| Esophageal dilation with guide wire and endoscope A flexible endoscope is used to insert a guide wire into the esophagus, followed by dilation to widen the esophageal passage. |
18 | $123 | $595 |
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 (67%) 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. Evans is a mixed practice specialist, with above-average Medicare volume (top 4% in CA), 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
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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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