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

Individual provider Pulmonary Disease Physician · NPI 1205472339

Dr. Christian Gronbeck III, MD is a Pulmonary Disease Physician in San Rafael, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2019
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

37 E Mission Ave
San Rafael, CA 94901-4208
Phone: (415) 453-9759
Fax: (415) 453-9759
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence G42674 (CA)

Record details

NPI number1205472339
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 25, 2019
Last updated in NPPESNovember 25, 2019

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