OrganizationActive
R S Bir MD Inc
NPI 1346363801 · Family Medicine Physician · Ontario, CA
R S Bir MD Inc is a Family Medicine Physician organization in Ontario, CA (NPI 1346363801).
Provider details
- NPI number
- 1346363801
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Rina Contreras, Manager(909) 421-2121
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 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
717 E Holt Blvd
Ontario, CA 91761-1851
Phone: (909) 421-2121
Fax: (909) 421-0491
Street-level locationGet directions
Mailing address
280 N Riverside Ave
Rialto, CA 92376-5924
Registry dates
- Enumerated
- 2007-04-09
- Last updated
- 2014-04-04
Frequently asked questions
- What is R S Bir MD Inc's NPI number?
- R S Bir MD Inc's National Provider Identifier (NPI) is 1346363801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is R S Bir MD Inc?
- R S Bir MD Inc is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is R S Bir MD Inc located?
- R S Bir MD Inc's practice location on file with NPPES is 717 E Holt Blvd, Ontario, CA 91761-1851.
- What is R S Bir MD Inc's phone number?
- The practice phone number listed in the NPPES registry for R S Bir MD Inc is (909) 421-2121.
- Who is the authorized official for R S Bir MD Inc?
- The authorized official listed on R S Bir MD Inc's NPPES record is Rina Contreras, Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is R S Bir MD Inc's NPI active?
- Yes — R S Bir MD Inc's NPI (1346363801) is active in the NPPES registry as of the last update on 2014-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.