Christian Gronbeck, MD
NPI 1205472339 · Pulmonary Disease Physician · San Rafael, CA
Christian Gronbeck, MD is a Pulmonary Disease Physician provider in San Rafael, CA (NPI 1205472339).
Provider details
- NPI number
- 1205472339
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G42674 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-11-25
- Last updated
- 2019-11-25
Frequently asked questions
- What is Christian Gronbeck's NPI number?
- Christian Gronbeck's National Provider Identifier (NPI) is 1205472339, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christian Gronbeck's specialty?
- Christian Gronbeck is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Christian Gronbeck located?
- Christian Gronbeck's practice location on file with NPPES is 37 E Mission Ave, San Rafael, CA 94901-4208.
- What is Christian Gronbeck's phone number?
- The practice phone number listed in the NPPES registry for Christian Gronbeck is (415) 453-9759.
- Is Christian Gronbeck's NPI active?
- Yes — Christian Gronbeck's NPI (1205472339) is active in the NPPES registry as of the last update on 2019-11-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.