Mary Ann O'Connor, LMHC
NPI 1740303643 · Mental Health Counselor · Rochester, NY
Mary Ann O'Connor, LMHC is a Mental Health Counselor provider in Rochester, NY (NPI 1740303643).
Provider details
- NPI number
- 1740303643
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 000632 (NY)
Specialties & taxonomies
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
19 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
- 2007-04-08
- Last updated
- 2011-07-11
Frequently asked questions
- What is Mary Ann O'Connor's NPI number?
- Mary Ann O'Connor's National Provider Identifier (NPI) is 1740303643, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ann O'Connor's specialty?
- Mary Ann O'Connor is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Mary Ann O'Connor located?
- Mary Ann O'Connor's practice location on file with NPPES is 123 Seminole Way, Rochester, NY 14618-1346.
- What is Mary Ann O'Connor's phone number?
- The practice phone number listed in the NPPES registry for Mary Ann O'Connor is (585) 256-1466.
- Is Mary Ann O'Connor's NPI active?
- Yes — Mary Ann O'Connor's NPI (1740303643) is active in the NPPES registry as of the last update on 2011-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.