Richard Siebold, M.D.
NPI 1952423949 · Orthopaedic Surgery Physician · Los Angeles, CA
Richard Siebold, M.D. is a Orthopaedic Surgery Physician provider in Los Angeles, CA (NPI 1952423949).
Provider details
- NPI number
- 1952423949
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G27459 (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
- 2007-04-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is Richard Siebold's NPI number?
- Richard Siebold's National Provider Identifier (NPI) is 1952423949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Siebold's specialty?
- Richard Siebold is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Siebold located?
- Richard Siebold's practice location on file with NPPES is 6200 Wilshire Blvd Ste 1610, Los Angeles, CA 90048-5817.
- What is Richard Siebold's phone number?
- The practice phone number listed in the NPPES registry for Richard Siebold is (323) 937-1088.
- Is Richard Siebold's NPI active?
- Yes — Richard Siebold's NPI (1952423949) 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.