Dr. John William Roberts, MD

Dr. Roberts practices at BASS Imaging Center - Walnut Creek in Walnut Creek, California.

Dr. Roberts' NPI, 1700856978, was assigned on January 23, 2006. Dr. Roberts graduated from David Geffen School of Medicine at UCLA in 1983. Dr. Roberts holds California license G53582.

Dr. Roberts' primary practice is BASS Imaging Center - Walnut Creek, at 2637 Shadelands Drive, Walnut Creek, CA 94598. The practice phone is (925) 329-3710.

Dr. Roberts' primary practice is BASS Imaging Center - Walnut Creek in Walnut Creek, California. Dr. Roberts is also affiliated with John Muir Medical Center, Walnut Creek. The medical group on file is BASS Medical Group. Dmand AI also links Dr. Roberts to 3 more hospitals, 4 home health agencies and 1 group practice or clinic, each named with a free account. Dr. Roberts' employer is on file too: a breast imaging center.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Roberts practices, 10 sites in all. Vendor and product names are available with a free account.

Family medicine is Dr. Roberts' primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Roberts is board certified in occupational medicine by the American Board of Preventive Medicine. Dr. Roberts is licensed in California.

Dmand AI lists acid reflux, acne, acute gastroduodenitis, acute sinusitis, acute skin infection, ADHD, adjustment disease and alzheimer's disease among the conditions Dr. Roberts treats.

CMS data shows 12,082 Medicare services from Dr. Roberts across 30 procedure codes in 2024, for 1,149 Medicare patients. Medicare paid $308,903 for them. Every service was in an office.

CMS counts 1,149 Medicare patients who saw Dr. Roberts in 2024. The largest group is 65 to 74, with 615 patients. 75% of them have high cholesterol, and 57% have high blood pressure. 2% are also on Medicaid. Their average risk score is 0.90, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Roberts' median patient age at 67, with 55% women.

In 2024, Dr. Roberts wrote 8,125 Medicare Part D claims for 1,617 patients. 88% of them were for generic drugs. CMS names the drug for 7,188 of them, across 147 drugs with 11 or more claims each, at $534,268 in total drug cost. In 2023, CMS named 6,389 claims across 130 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Roberts for performance year 2024, reported through an alternative payment model (APM). Dr. Roberts accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Roberts as offering telehealth. CMS counts 63 procedures of removal of skin lesions by Dr. Roberts, more than 73% of the clinicians it reports for that procedure.

Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)

Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)

Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

CMS Open Payments shows 1,500 general payments to Dr. Roberts from 103 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $1,936.

Dr. Roberts graduated from David Geffen School of Medicine at UCLA in 1983.

Dr. Roberts is in network with 9 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.