William Klemme, M.D.
NPI 1235259888 · Orthopaedic Surgery of the Spine Physician · Greenbrae, CA
William Klemme, M.D. is a Orthopaedic Surgery of the Spine Physician provider in Greenbrae, CA (NPI 1235259888).
Provider details
- NPI number
- 1235259888
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery of the Spine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G58946 (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
19 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
- 2007-03-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Klemme's NPI number?
- William Klemme's National Provider Identifier (NPI) is 1235259888, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Klemme's specialty?
- William Klemme is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery of the Spine Physician (Allopathic & Osteopathic Physicians).
- Where is William Klemme located?
- William Klemme's practice location on file with NPPES is 336 Bon Air Shopping Ctr, Greenbrae, CA 94904-3017.
- What is William Klemme's phone number?
- The practice phone number listed in the NPPES registry for William Klemme is (415) 461-1650.
- Is William Klemme's NPI active?
- Yes — William Klemme's NPI (1235259888) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.