Peter Mattar Inc.
NPI 1851843775 · Family Medicine Physician · Norco, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Mattar Inc. is a Family Medicine Physician organization in Norco, CA (NPI 1851843775).
Provider details
- NPI number
- 1851843775
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Peter Mattar, Owner(909) 973-7772
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
9 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
- 2016-10-26
- Last updated
- 2024-09-26
- Certified
- 2024-09-23
Frequently asked questions
- What is Peter Mattar Inc.'s NPI number?
- Peter Mattar Inc.'s National Provider Identifier (NPI) is 1851843775, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Peter Mattar Inc.?
- Peter Mattar Inc. is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Mattar Inc. located?
- Peter Mattar Inc.'s practice location on file with NPPES is 1210 Hamner Ave # 1005, Norco, CA 92860-3117.
- What is Peter Mattar Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Peter Mattar Inc. is (951) 415-1120.
- Does Peter Mattar Inc. accept Medicare?
- Peter Mattar Inc. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Peter Mattar Inc.?
- The authorized official listed on Peter Mattar Inc.'s NPPES record is Peter Mattar, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Peter Mattar Inc.'s NPI active?
- Yes — Peter Mattar Inc.'s NPI (1851843775) is active in the NPPES registry as of the last update on 2024-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.