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

Dr. Daniel James Smeester, MD

Individual provider Addiction Medicine (Preventive Medicine) Physician · NPI 1306872841

Dr. Daniel James Smeester, MD is an Addiction Medicine in San Ramon, California. Graduated from Ponce School of Medicine in 1999, 27 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
27
Trained at
Ponce School of Medicine
Licensed in
CA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

111 Deerwood Rd Ste 235
San Ramon, CA 94583-4409
Phone: (925) 640-5441
Show map & directions

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

Specialties & licences

Addiction Medicine (Preventive Medicine) Physician (primary) Taxonomy 2083A0300X · Licence A86415 (CA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence A86415 (CA)

Record details

NPI number1306872841
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 25, 2006
Last updated in NPPESOctober 13, 2024
Certification dateOctober 13, 2024
Mailing address111 Deerwood Rd Ste 235, San Ramon, CA 94583-4409

Medicare enrollment

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

Medicare specialtyADDICTION MEDICINE
Medical schoolPONCE SCHOOL OF MEDICINE
Graduated 1999 (27 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount