OrganizationActive
Thaddeus O'Barr MD PC
NPI 1215595913 · Anesthesiology Physician · Orange, CA
Thaddeus O'Barr MD PC is a Anesthesiology Physician organization in Orange, CA (NPI 1215595913).
Provider details
- NPI number
- 1215595913
- Entity type
- Organization
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Thaddeus O'Barr, President(714) 347-1000
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(71/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
681 S Parker St Ste 150
Orange, CA 92868-4761
Phone: (714) 744-0900
Fax: (714) 647-1245
Street-level locationGet directions
Mailing address
210 N Tustin Ave
Santa Ana, CA 92705-3807
Additional practice locations (1)
- 3500 Barranca Pkwy Ste 130Irvine, CA 92606-8227Phone: (949) 552-6266Fax: (714) 647-1245
Registry dates
- Enumerated
- 2019-05-29
- Last updated
- 2019-05-29
Frequently asked questions
- What is Thaddeus O'Barr MD PC's NPI number?
- Thaddeus O'Barr MD PC's National Provider Identifier (NPI) is 1215595913, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Thaddeus O'Barr MD PC?
- Thaddeus O'Barr MD PC is classified in the NPPES registry as Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Thaddeus O'Barr MD PC located?
- Thaddeus O'Barr MD PC's practice location on file with NPPES is 681 S Parker St Ste 150, Orange, CA 92868-4761.
- What is Thaddeus O'Barr MD PC's phone number?
- The practice phone number listed in the NPPES registry for Thaddeus O'Barr MD PC is (714) 744-0900.
- Who is the authorized official for Thaddeus O'Barr MD PC?
- The authorized official listed on Thaddeus O'Barr MD PC's NPPES record is Thaddeus O'Barr, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Thaddeus O'Barr MD PC's NPI active?
- Yes — Thaddeus O'Barr MD PC's NPI (1215595913) is active in the NPPES registry as of the last update on 2019-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.