Mary Oneil, LPC
NPI 1265841027 · Professional Counselor · Mesa, AZ
Mary Oneil, LPC is a Professional Counselor provider in Mesa, AZ (NPI 1265841027).
Provider details
- NPI number
- 1265841027
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- LPC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 13339 (AZ)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
Registry dates
- Enumerated
- 2014-08-06
- Last updated
- 2023-12-05
- Certified
- 2023-12-05
Frequently asked questions
- What is Mary Oneil's NPI number?
- Mary Oneil's National Provider Identifier (NPI) is 1265841027, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Oneil's specialty?
- Mary Oneil is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Mary Oneil located?
- Mary Oneil's practice location on file with NPPES is 32 S Macdonald, Mesa, AZ 85210-1310.
- What is Mary Oneil's phone number?
- The practice phone number listed in the NPPES registry for Mary Oneil is (480) 969-1471.
- Is Mary Oneil's NPI active?
- Yes — Mary Oneil's NPI (1265841027) is active in the NPPES registry as of the last update on 2023-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.