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Mark O'Connell, LCSW
NPI 1568624617 · Mental Health Counselor · New York, NY
Mark O'Connell, LCSW is a Mental Health Counselor provider in New York, NY (NPI 1568624617).
Provider details
- NPI number
- 1568624617
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(80/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
304 Park Ave S
Suite 1106
New York, NY 10010-4301
Phone: (212) 252-5195
Street-level locationGet directions
Mailing address
304 Park Ave S
New York, NY 10010-4301
Registry dates
- Enumerated
- 2008-06-30
- Last updated
- 2012-01-19
Frequently asked questions
- What is Mark O'Connell's NPI number?
- Mark O'Connell's National Provider Identifier (NPI) is 1568624617, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark O'Connell's specialty?
- Mark O'Connell is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Mark O'Connell located?
- Mark O'Connell's practice location on file with NPPES is 304 Park Ave S, New York, NY 10010-4301.
- What is Mark O'Connell's phone number?
- The practice phone number listed in the NPPES registry for Mark O'Connell is (212) 252-5195.
- Is Mark O'Connell's NPI active?
- Yes — Mark O'Connell's NPI (1568624617) is active in the NPPES registry as of the last update on 2012-01-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.