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Mary O'Flaherty, LCSW
NPI 1538175385 · Clinical Social Worker · New York, NY
Mary O'Flaherty, LCSW is a Clinical Social Worker provider in New York, NY (NPI 1538175385).
Provider details
- NPI number
- 1538175385
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 072459-1 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 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
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
19 W 34th St
Penthouse
New York, NY 10001-3006
Phone: (917) 723-2871
Fax: (212) 815-1268
Street-level locationGet directions
Mailing address
310 E 49th St
New York, NY 10017-1677
Registry dates
- Enumerated
- 2006-08-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary O'Flaherty's NPI number?
- Mary O'Flaherty's National Provider Identifier (NPI) is 1538175385, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary O'Flaherty's specialty?
- Mary O'Flaherty is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary O'Flaherty located?
- Mary O'Flaherty's practice location on file with NPPES is 19 W 34th St, New York, NY 10001-3006.
- What is Mary O'Flaherty's phone number?
- The practice phone number listed in the NPPES registry for Mary O'Flaherty is (917) 723-2871.
- Is Mary O'Flaherty's NPI active?
- Yes — Mary O'Flaherty's NPI (1538175385) 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.