Dr. Salvador Gallardo Guevara, MD

Dr. Guevara practices at John Muir Physician Network in Walnut Creek, California.

Dr. Guevara's NPI, 1336427939, was assigned on July 30, 2011. Dr. Guevara graduated from UCSF School of Medicine in 2004. Dr. Guevara's California license number on file is 059593.

Dr. Guevara's primary practice is John Muir Physician Network, at 1479 Ygnacio Valley Rd, Walnut Creek, CA 94598 in Contra Costa County. The practice phone is (925) 296-9872.

Dr. Guevara's primary practice is John Muir Physician Network in Walnut Creek, California. Dr. Guevara is also affiliated with John Muir Medical Center, Walnut Creek. The medical group on file is John Muir Health. Dmand AI also links Dr. Guevara to 1 more hospital, 2 group practices and clinics, 1 home health agency and 1 medical group, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Guevara practices, 5 sites in all. Vendor and product names are available with a free account.

Surgery is Dr. Guevara's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Guevara is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery. Dr. Guevara has a license on file in California.

Dmand AI lists colon removal and hemorrhoids among the conditions Dr. Guevara treats.

CMS data shows 316 Medicare services from Dr. Guevara across 10 procedure codes in 2024, for 169 Medicare patients. Medicare paid $30,553 for them. Every service was in an office.

CMS counts 169 Medicare patients who saw Dr. Guevara in 2024. The largest group is 65 to 74, with 74 patients. 71% of them have high cholesterol, and 60% have high blood pressure. 30% are also on Medicaid. Their average risk score is 1.49, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Guevara's median patient age at 55, with 47% women.

In 2024, Dr. Guevara wrote 217 Medicare Part D claims for 58 patients. 95% of them were for generic drugs. CMS names the drug for 125 of them, across 7 drugs with 11 or more claims each, at $888 in total drug cost. In 2023, CMS named 167 claims across 9 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Dr. Guevara for performance year 2024, reported as part of a group. Dr. Guevara accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Guevara as offering telehealth. CMS counts 23 procedures of colonoscopy by Dr. Guevara, more than 50% of the clinicians it reports for that procedure.

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

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

CMS Open Payments shows 166 general payments to Dr. Guevara from 19 drug and device companies from 2016 to 2025. Education make up the largest share, 53% of the total. Intuitive Surgical, Inc. paid the most, $110,889.

Dmand AI lists 4 awards for Dr. Guevara, most recently Western States Affiliate Postdoctoral Fellowship Award (Declined) in 2009.

Dr. Guevara graduated from UCSF School of Medicine in 2004. Dr. Guevara is a member of ACS and ASCRS.

Dr. Guevara is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.