Peter Mahrer, MD
NPI 1194873158 · Interventional Cardiology Physician · Los Angeles, CA
Peter Mahrer, MD is a Interventional Cardiology Physician provider in Los Angeles, CA (NPI 1194873158).
Provider details
- NPI number
- 1194873158
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G4061 (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
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
Mailing address
Registry dates
- Enumerated
- 2007-01-08
- Last updated
- 2008-09-23
Frequently asked questions
- What is Peter Mahrer's NPI number?
- Peter Mahrer's National Provider Identifier (NPI) is 1194873158, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Mahrer's specialty?
- Peter Mahrer is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Mahrer located?
- Peter Mahrer's practice location on file with NPPES is 4733 W Sunset Blvd, Los Angeles, CA 90027-6021.
- What is Peter Mahrer's phone number?
- The practice phone number listed in the NPPES registry for Peter Mahrer is (323) 783-4011.
- Is Peter Mahrer's NPI active?
- Yes — Peter Mahrer's NPI (1194873158) is active in the NPPES registry as of the last update on 2008-09-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.