IndividualActive
Mary Mcwilliams, LMSW
NPI 1184518391 · Clinical Social Worker · New York, NY
Mary Mcwilliams, LMSW is a Clinical Social Worker provider in New York, NY (NPI 1184518391).
Provider details
- NPI number
- 1184518391
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 123951 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
519 8th Ave Rm 9
New York, NY 10018-4582
Phone: (917) 525-3063
Street-level locationGet directions
Mailing address
10 N Ridgewood Rd Apt 202
South Orange, NJ 07079-1553
Registry dates
- Enumerated
- 2025-06-04
- Last updated
- 2025-06-12
- Certified
- 2025-06-12
Frequently asked questions
- What is Mary Mcwilliams's NPI number?
- Mary Mcwilliams's National Provider Identifier (NPI) is 1184518391, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Mcwilliams's specialty?
- Mary Mcwilliams is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Mcwilliams located?
- Mary Mcwilliams's practice location on file with NPPES is 519 8th Ave Rm 9, New York, NY 10018-4582.
- What is Mary Mcwilliams's phone number?
- The practice phone number listed in the NPPES registry for Mary Mcwilliams is (917) 525-3063.
- Is Mary Mcwilliams's NPI active?
- Yes — Mary Mcwilliams's NPI (1184518391) is active in the NPPES registry as of the last update on 2025-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.