IndividualActive
Mary Oneill, L.M
NPI 1851760821 · Midwife · Los Osos, CA
Mary Oneill, L.M is a Midwife provider in Los Osos, CA (NPI 1851760821).
Provider details
- NPI number
- 1851760821
- Entity type
- Individual
- Primary specialty
- MidwifeOther Service Providers
- Credential
- L.M
- Sex
- Female
- Sole proprietor
- Yes
- License
- 447 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(73/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
1881 Donna Ave
Los Osos, CA 93402-2507
Phone: (720) 270-3212
Street-level locationGet directions
Mailing address
1881 Donna Ave
Los Osos, CA 93402-2507
Registry dates
- Enumerated
- 2015-09-21
- Last updated
- 2015-09-21
Frequently asked questions
- What is Mary Oneill's NPI number?
- Mary Oneill's National Provider Identifier (NPI) is 1851760821, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Oneill's specialty?
- Mary Oneill is listed in the NPPES registry with a primary specialty of Midwife (Other Service Providers).
- Where is Mary Oneill located?
- Mary Oneill's practice location on file with NPPES is 1881 Donna Ave, Los Osos, CA 93402-2507.
- What is Mary Oneill's phone number?
- The practice phone number listed in the NPPES registry for Mary Oneill is (720) 270-3212.
- Is Mary Oneill's NPI active?
- Yes — Mary Oneill's NPI (1851760821) is active in the NPPES registry as of the last update on 2015-09-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.