Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Roger D. Dainer, DO

Individual provider Orthopaedic Surgery Physician · NPI 1427053560

Roger D. Dainer, DO is an Orthopedic Surgery in Pleasanton, California. Graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 1981, 45 years ago. Practices with Bass Medical Group, a 292-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
45
Trained at
At Still University of Health Sciences, College of Osteo Med, Kirksville
Licensed in
CA
In the registry since
2005
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

4626 Willow Rd Ste 200
Pleasanton, CA 94588-8564
Phone: (925) 463-0470
Fax: (925) 463-0473
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 20A4823 (CA)

Record details

NPI number1427053560
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 16, 2005
Last updated in NPPESJanuary 2, 2025
Certification dateJanuary 2, 2025
Mailing address4626 Willow Road, Suite 200, Pleasanton, CA 94588-8564

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolAT STILL UNIVERSITY OF HEALTH SCIENCES, COLLEGE OF OSTEO MED, KIRKSVILLE
Graduated 1981 (45 years in practice)
Group practice Bass Medical Group — 292 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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