James Klein M.D. Inc
NPI 1154626471 · Otolaryngology Physician · San Francisco, CA
James Klein M.D. Inc is a Otolaryngology Physician organization in San Francisco, CA (NPI 1154626471).
Provider details
- NPI number
- 1154626471
- Entity type
- Organization
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- James Klein, President(415) 923-3135
- License
- A22960 (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
15 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
- 2011-01-18
- Last updated
- 2011-01-20
Frequently asked questions
- What is James Klein M.D. Inc's NPI number?
- James Klein M.D. Inc's National Provider Identifier (NPI) is 1154626471, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is James Klein M.D. Inc?
- James Klein M.D. Inc is classified in the NPPES registry as Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is James Klein M.D. Inc located?
- James Klein M.D. Inc's practice location on file with NPPES is 2100 Webster St Ste 202, San Francisco, CA 94115-2375.
- What is James Klein M.D. Inc's phone number?
- The practice phone number listed in the NPPES registry for James Klein M.D. Inc is (415) 923-3135.
- Who is the authorized official for James Klein M.D. Inc?
- The authorized official listed on James Klein M.D. Inc's NPPES record is James Klein, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is James Klein M.D. Inc's NPI active?
- Yes — James Klein M.D. Inc's NPI (1154626471) is active in the NPPES registry as of the last update on 2011-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.