Physician Profile
Unclaimed ProfileAbout EVANS
John Robert Evans, MD is a healthcare provider in San Bernardino, CA specialising in gastroenterology. John trained at Jefferson Medical College of Thomas Jefferson University, graduating in 1983.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Evans specialise in?
Dr. Evans is a gastroenterology in San Bernardino, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
Where is Dr. Evans located?
Dr. Evans is listed at 355 E 21ST STREET SUITE, San Bernardino, CA 92404. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Evans's phone number?
The number on file is (909) 886-2609. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Evans's NPI number?
Dr. Evans's National Provider Identifier is 1245253582. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Evans go to medical school?
Dr. Evans attended Jefferson Medical College of Thomas Jefferson University, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Evans been practising?
Dr. Evans has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Evans do most often?
According to Medicare billing data, Dr. Evans performs procedures including application of chemical to stop tissue regrowth in wound, replacement of stomach stoma tube and removal of polyps or growths of large bowel using an endoscope with mechanical snare; reads or performs imaging such as limited ultrasound scan of abdomen, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Evans confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Evans. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (909) 886-2609
- Email not available
Practice Locations
355 E 21ST STREET SUITE
San Bernardino, CA 92404
Procedures Most Often Billed to Medicare
2,974 services · 767 patients · 17 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Application of chemical to stop tissue regrowth in wound | Procedure | 17250 |
1,075 |
| Replacement of stomach stoma tube | Procedure | 43762 |
124 |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
37 |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
28 |
| Replacement of stomach stoma tube | Procedure | 43762 |
17 |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
12 |
| Limited ultrasound scan of abdomen | Imaging | 76705 |
21 |
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
994 |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
225 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
130 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other gastroenterology specialists in San Bernardino 2
Same specialty, same city.
Trained at Jefferson Medical College of Thomas Jefferson University 8
Other providers in the same specialty who trained at the same institution.
More connections — 13 related providers in 2 groups
Class of 1983 at Jefferson Medical College of Thomas Jefferson University 8
Providers who graduated from the same medical school in the same year.
Also performs Application of chemical to stop tissue regrowth in wound 5
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.