Robert a Mairs DO PC
NPI 1871757823 · Obstetrics & Gynecology Physician · Ontario, OR
Robert a Mairs DO PC is a Obstetrics & Gynecology Physician organization in Ontario, OR (NPI 1871757823).
Provider details
- NPI number
- 1871757823
- Entity type
- Organization
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Robert Mairs, Owner(541) 889-2229
- License
- DO20644 (OR)
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
18 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
Other names (DBA / former)
- Doing business as
- Robert a Mairs DO PC
Registry dates
- Enumerated
- 2008-07-17
- Last updated
- 2013-01-04
Frequently asked questions
- What is Robert a Mairs DO PC's NPI number?
- Robert a Mairs DO PC's National Provider Identifier (NPI) is 1871757823, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Robert a Mairs DO PC?
- Robert a Mairs DO PC is classified in the NPPES registry as Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert a Mairs DO PC located?
- Robert a Mairs DO PC's practice location on file with NPPES is 1219 Sw 4th Ave, Ontario, OR 97914-4516.
- What is Robert a Mairs DO PC's phone number?
- The practice phone number listed in the NPPES registry for Robert a Mairs DO PC is (541) 889-2229.
- Who is the authorized official for Robert a Mairs DO PC?
- The authorized official listed on Robert a Mairs DO PC's NPPES record is Robert Mairs, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Robert a Mairs DO PC's NPI active?
- Yes — Robert a Mairs DO PC's NPI (1871757823) is active in the NPPES registry as of the last update on 2013-01-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.