Dr. John Robert Evans, MD
- Medicare services, 2024
- 2,974
- Medicare patients, 2024
- 301
- Part D claims, 2024
- 423
- Publications
- 7
- MIPS score, 2024
- 75
- Practice address
- 355 E 21st St, San Bernardino, CA 92404
- Practice phone
- Call (909) 886-2609
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
J Robert Evans MD
San Bernardino, California
Find Dr. Evans' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. John Robert Evans is a gastroenterologist in San Bernardino, California
Dr. Evans practices at J Robert Evans MD in San Bernardino, California.
Dr. Evans' NPI, 1245253582, was assigned on July 26, 2006. Dr. Evans graduated from Sidney Kimmel Medical College in 1983. Dr. Evans holds California license G50624.
- NPI
- 1245253582NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214988898
- NPI enumeration date
- July 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 886-2609
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Robert Evans practices at J Robert Evans MD in San Bernardino, California
Dr. Evans' primary practice is J Robert Evans MD, at 355 E 21st St, San Bernardino, CA 92404 in San Bernardino County. The practice phone is (909) 886-2609.
- J Robert Evans MD355 E 21st St, San Bernardino, CA 92404 · San Bernardino CountyPhone(909) 886-2609
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John Robert Evans is affiliated with 4 sites of care and 1 medical group
Dr. Evans' primary practice is J Robert Evans MD in San Bernardino, California. Dr. Evans is also affiliated with Dignity Health - Community Hospital of San Bernardino. The medical group on file is J. Robert Evans, M.D. P.C. Dmand AI also links Dr. Evans to 1 more physician office and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. John Robert Evans' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Evans practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| J Robert Evans MD | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Robert Evans is one of 1,977 gastroenterologists in California
Gastroenterology is Dr. Evans' primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Evans is board certified in gastroenterology by the American Board of Internal Medicine. Dr. Evans is licensed in California.
Specialties and state licenses
- Gastroenterology, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, acute gastroduodenitis, chronic inflammatory bowel disease (IBD), colonoscopy, fatty liver, gastroduodenitis, gastrointestinal bleeding and hemorrhoids among the conditions Dr. Evans treats.
Gastroenterologists near Dr. Evans
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. John Robert Evans billed Medicare for 2,974 services in 2024
CMS data shows 2,974 Medicare services from Dr. Evans across 16 procedure codes in 2024, for 301 Medicare patients. Medicare paid $196,234 for them.
Dr. Evans' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2,9122024: 1,66043%
- Surgery
- 2023: 2,3182024: 1,29344%
- Imaging
- 2023: 02024: 21
Where Dr. Evans' Medicare services took place, 2024
- In an office33711%
- In a facility2,63789%
Dr. Evans compared with the California median for gastroenterologists, 2024
- Dr. Evans
- California median
- Medicare services
- 2,974vs 5865.1 times
- Medicare patients
- 301vs 302Close to median
- Part D claims
- 292vs 38023% below
Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.
Dr. Evans' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Evans?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Evans and other gastroenterologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Robert Evans treated 301 Medicare patients in 2024, average age 67
CMS counts 301 Medicare patients who saw Dr. Evans in 2024. The largest group is 65 to 74, with 141 patients. 75% of them have high blood pressure, and 62% have high cholesterol. 67% are also on Medicaid. Their average risk score is 2.41, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Evans' median patient age at 60, with 56% women.
Dr. Evans' Medicare patients by age, 2024
Dr. Evans' Medicare patients by sex, 2024
- Women15551%
- Men14649%
Chronic conditions among Dr. Evans' Medicare patients, 2024
- High blood pressure75%
- High cholesterol62%
- Diabetes45%
- Arthritis38%
- Anxiety29%
- Chronic kidney disease29%
- Heart failure27%
- Mood disorders27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Evans' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Robert Evans wrote 423 Medicare Part D claims in 2024
In 2024, Dr. Evans wrote 423 Medicare Part D claims for 179 patients. 79% of them were for generic drugs. CMS names the drug for 292 of them, across 9 drugs with 11 or more claims each, at $78,913 in total drug cost. In 2023, CMS named 351 claims across 12 drugs.
Dr. Evans' Part D claims by kind of drug, 2024
- Generic335 claims79%
- Brand-name88 claims21%
Dr. Evans' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Evans' Part D claims, 2024
- Antibiotics3%13 of 423 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3512024: 29217%
Drugs named by CMS: 9 in 2024, 12 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. John Robert Evans scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Evans for performance year 2024, reported as part of a group. Dr. Evans accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 2,389 procedures of removal of skin lesions by Dr. Evans, more than 98% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Where Dr. Evans ranks in Medicare procedure volume
- Removal of skin lesions
- 98th percentile2,389 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 66th percentile57 procedures
- Colonoscopy
- 64th percentile51 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. John Robert Evans has 7 publications on record
Dmand AI links 7 papers to Dr. Evans in 2011. The most frequent topics are Infant, Premature, Diseases.
Topics Dr. Evans writes about most
- Infant, Premature, Diseases
Recent publications by Dr. Evans
Invest Ophthalmol Vis Sci
See who Dr. Evans researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Evans works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John Robert Evans received $2,662 in industry payments from 2016 to 2025
CMS Open Payments shows 98 general payments to Dr. Evans from 25 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 73% of the total. CapsoVision, Inc. paid the most, $600.
General payments to Dr. Evans by program year, 2016 to 2025
General payments to Dr. Evans by kind, 2016 to 2025
- Food and beverage$1,94473%
- Consulting fees$60023%
- Device or supply loans$1184%
Companies that paid Dr. Evans the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Robert Evans graduated from Sidney Kimmel Medical College
Dr. Evans graduated from Sidney Kimmel Medical College in 1983.
- Medical school
- Board certified in gastroenterology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. John Robert Evans accepts plans from 8 insurance carriers
Dr. Evans is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Molina
- Regence Health Plans
- CMS Medicare
- Humana
Plan types Dr. Evans accepts, by number of carriers
- Medicare7
- PPO5
- HMO4
- POS2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. John Robert Evans's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. John Robert Evans
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. John Robert Evans' NPI number?
Dr. John Robert Evans' NPI number is 1245253582. It was assigned on July 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John Robert Evans?
Dr. John Robert Evans is a gastroenterologist in San Bernardino, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. John Robert Evans practice?
Dr. Evans practices at 355 E 21st St, San Bernardino, CA 92404. Dr. Evans' primary practice is J Robert Evans MD in San Bernardino, California. Dmand AI also links Dr. Evans to 1 physician office and 1 group practice or clinic.
What is Dr. John Robert Evans' office phone number?
The practice phone on file for Dr. Evans is (909) 886-2609.
What is Dr. John Robert Evans' medical license number?
Dr. Evans holds California license G50624.
Which hospitals is Dr. John Robert Evans affiliated with?
Dr. Evans is affiliated with Dignity Health - Community Hospital of San Bernardino.
What medical group is Dr. John Robert Evans part of?
Dr. Evans is linked to J. Robert Evans, M.D. P.C.
Does Dr. John Robert Evans accept Medicare?
Yes. CMS data shows Dr. Evans billed Medicare for 2,974 services in 2024, and Dr. Evans accepts Medicare assignment.
What is Dr. John Robert Evans' MIPS score?
Dr. Evans' MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.
How many Medicare patients does Dr. John Robert Evans see?
CMS counts 301 Medicare patients who saw Dr. Evans in 2024, with an average age of 67.
Show 8 more questionsShow fewer questions
Is Dr. John Robert Evans board certified?
Yes. Dr. Evans is board certified in gastroenterology by the American Board of Internal Medicine.
What services does Dr. John Robert Evans bill to Medicare?
In 2024, Dr. Evans' most billed Medicare services were surgery: skin and soft tissue (17250), nursing facility care (99309) and nursing facility care (99308).
Where did Dr. John Robert Evans go to medical school?
Dr. Evans graduated from Sidney Kimmel Medical College in 1983.
What drugs does Dr. John Robert Evans prescribe most?
In 2024 Medicare Part D data, Dr. Evans' most prescribed drugs by claims were Gavilyte-G, Famotidine and Pantoprazole Sodium.
Has Dr. John Robert Evans received payments from drug or device companies?
CMS Open Payments shows $2,662 in general payments to Dr. Evans from 25 companies from 2016 to 2025. The largest total came from CapsoVision, Inc.
How long has Dr. John Robert Evans been practicing?
Dr. Evans graduated from medical school in 1983, 43 years ago.
Does Dr. John Robert Evans do research?
Dmand AI links 7 publications to Dr. Evans.
What insurance does Dr. John Robert Evans accept?
Dr. Evans is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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