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Mitchell Austin, MD
NPI 1669542601 · Rheumatology Physician · Newport Beach, CA
Mitchell Austin, MD is a Rheumatology Physician provider in Newport Beach, CA (NPI 1669542601).
Provider details
- NPI number
- 1669542601
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- C36529 (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
1441 Avocado Ave
Suite 701
Newport Beach, CA 92660-7721
Phone: (949) 644-1881
Street-level locationGet directions
Mailing address
1441 Avocado Ave
Newport Beach, CA 92660-7721
Registry dates
- Enumerated
- 2006-11-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mitchell Austin's NPI number?
- Mitchell Austin's National Provider Identifier (NPI) is 1669542601, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mitchell Austin's specialty?
- Mitchell Austin is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Mitchell Austin located?
- Mitchell Austin's practice location on file with NPPES is 1441 Avocado Ave, Newport Beach, CA 92660-7721.
- What is Mitchell Austin's phone number?
- The practice phone number listed in the NPPES registry for Mitchell Austin is (949) 644-1881.
- Is Mitchell Austin's NPI active?
- Yes — Mitchell Austin's NPI (1669542601) 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.