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Peter H Breen, MD
NPI 1639259716 · Anesthesiology Physician · Orange, CA
Peter H Breen, MD is a Anesthesiology Physician provider in Orange, CA (NPI 1639259716).
Provider details
- NPI number
- 1639259716
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 000000G78104 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
Uci Medical Center
101 the City Drive South
Orange, CA 92868
Phone: (714) 456-8978
Approximate (ZIP-level) locationGet directions
Mailing address
Unv Anesthesia Associates
Los Angeles, CA 90054-0330
Registry dates
- Enumerated
- 2006-10-16
- Last updated
- 2007-11-21
Frequently asked questions
- What is Peter H Breen's NPI number?
- Peter H Breen's National Provider Identifier (NPI) is 1639259716, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter H Breen's specialty?
- Peter H Breen is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Peter H Breen located?
- Peter H Breen's practice location on file with NPPES is Uci Medical Center, Orange, CA 92868.
- What is Peter H Breen's phone number?
- The practice phone number listed in the NPPES registry for Peter H Breen is (714) 456-8978.
- Is Peter H Breen's NPI active?
- Yes — Peter H Breen's NPI (1639259716) is active in the NPPES registry as of the last update on 2007-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.