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Margaret O'Neill
NPI 1265563704 · Case Manager/Care Coordinator · Buffalo, NY
Margaret O'Neill is a Case Manager/Care Coordinator provider in Buffalo, NY (NPI 1265563704).
Provider details
- NPI number
- 1265563704
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(83/100 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
83% 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
1280 Main St
3rd Floor
Buffalo, NY 14209-1912
Phone: (716) 832-1251
Fax: (716) 832-1271
Street-level locationGet directions
Mailing address
227 Thorn Ave
Orchard Park, NY 14127-2600
Registry dates
- Enumerated
- 2007-03-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Margaret O'Neill's NPI number?
- Margaret O'Neill's National Provider Identifier (NPI) is 1265563704, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret O'Neill's specialty?
- Margaret O'Neill is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Margaret O'Neill located?
- Margaret O'Neill's practice location on file with NPPES is 1280 Main St, Buffalo, NY 14209-1912.
- What is Margaret O'Neill's phone number?
- The practice phone number listed in the NPPES registry for Margaret O'Neill is (716) 832-1251.
- Is Margaret O'Neill's NPI active?
- Yes — Margaret O'Neill's NPI (1265563704) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.