IndividualActive
Katharine Irvin, LMSW
NPI 1003778150 · Social Worker · New York, NY
Katharine Irvin, LMSW is a Social Worker provider in New York, NY (NPI 1003778150).
Provider details
- NPI number
- 1003778150
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- No
- License
- 129013 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
2369 2nd Ave
New York, NY 10035-3108
Phone: (212) 876-2300
Street-level locationGet directions
Mailing address
200 W 60th St Apt 5d
New York, NY 10023-8504
Registry dates
- Enumerated
- 2025-11-26
- Last updated
- 2025-11-26
- Certified
- 2025-11-26
Frequently asked questions
- What is Katharine Irvin's NPI number?
- Katharine Irvin's National Provider Identifier (NPI) is 1003778150, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katharine Irvin's specialty?
- Katharine Irvin is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Katharine Irvin located?
- Katharine Irvin's practice location on file with NPPES is 2369 2nd Ave, New York, NY 10035-3108.
- What is Katharine Irvin's phone number?
- The practice phone number listed in the NPPES registry for Katharine Irvin is (212) 876-2300.
- Is Katharine Irvin's NPI active?
- Yes — Katharine Irvin's NPI (1003778150) is active in the NPPES registry as of the last update on 2025-11-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.