Peter Austin, M.D.
NPI 1487085221 · Radiation Oncology Physician · Diamond Bar, CA
Enrolled with Medicare as Order and Referring Only - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Austin, M.D. is a Radiation Oncology Physician provider in Diamond Bar, CA (NPI 1487085221).
Provider details
- NPI number
- 1487085221
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- GFE24628 (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
12 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
- 2013-12-04
- Last updated
- 2013-12-04
Frequently asked questions
- What is Peter Austin's NPI number?
- Peter Austin's National Provider Identifier (NPI) is 1487085221, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Austin's specialty?
- Peter Austin is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Austin located?
- Peter Austin's practice location on file with NPPES is 1655 Aspen Grove Ln, Diamond Bar, CA 91765-2953.
- What is Peter Austin's phone number?
- The practice phone number listed in the NPPES registry for Peter Austin is (909) 568-3652.
- Does Peter Austin accept Medicare?
- Peter Austin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Austin's NPI active?
- Yes — Peter Austin's NPI (1487085221) is active in the NPPES registry as of the last update on 2013-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.