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Mary O'Hara, M.D.
NPI 1891779559 · Ophthalmology Physician · Sacramento, CA
Mary O'Hara, M.D. is a Ophthalmology Physician provider in Sacramento, CA (NPI 1891779559).
Provider details
- NPI number
- 1891779559
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G87185 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
4860 Y St
Suite 2400, Ophthalmology & Vision Science
Sacramento, CA 95817-2307
Phone: (916) 734-1321
Fax: (916) 734-6992
Street-level locationGet directions
Mailing address
4860 Y St
Sacramento, CA 95817-2307
Registry dates
- Enumerated
- 2005-12-05
- Last updated
- 2007-12-27
Frequently asked questions
- What is Mary O'Hara's NPI number?
- Mary O'Hara's National Provider Identifier (NPI) is 1891779559, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary O'Hara's specialty?
- Mary O'Hara is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Mary O'Hara located?
- Mary O'Hara's practice location on file with NPPES is 4860 Y St, Sacramento, CA 95817-2307.
- What is Mary O'Hara's phone number?
- The practice phone number listed in the NPPES registry for Mary O'Hara is (916) 734-1321.
- Is Mary O'Hara's NPI active?
- Yes — Mary O'Hara's NPI (1891779559) is active in the NPPES registry as of the last update on 2007-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.