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Charles Osborn, MD
NPI 1619960077 · Specialist · Santa Ana, CA
Charles Osborn, MD is a Specialist provider in Santa Ana, CA (NPI 1619960077).
Provider details
- NPI number
- 1619960077
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G33281 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
1001 N Tustin Ave
Santa Ana, CA 92705-3502
Phone: (714) 953-3515
Fax: (714) 953-4529
Street-level locationGet directions
Mailing address
Po Box 10790
Santa Ana, CA 92711-0790
Registry dates
- Enumerated
- 2005-08-31
- Last updated
- 2007-07-20
Frequently asked questions
- What is Charles Osborn's NPI number?
- Charles Osborn's National Provider Identifier (NPI) is 1619960077, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Osborn's specialty?
- Charles Osborn is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Charles Osborn located?
- Charles Osborn's practice location on file with NPPES is 1001 N Tustin Ave, Santa Ana, CA 92705-3502.
- What is Charles Osborn's phone number?
- The practice phone number listed in the NPPES registry for Charles Osborn is (714) 953-3515.
- Is Charles Osborn's NPI active?
- Yes — Charles Osborn's NPI (1619960077) is active in the NPPES registry as of the last update on 2007-07-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.