IndividualActive
Sarah Hartzell, LMSW
NPI 1801324025 · Social Worker · New York, NY
Sarah Hartzell, LMSW is a Social Worker provider in New York, NY (NPI 1801324025).
Provider details
- NPI number
- 1801324025
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 092123 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(79/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
352 7th Ave
New York, NY 10001
Phone: (347) 946-2657
Street-level locationGet directions
Mailing address
Po Box 102
New York, NY 10276-0102
Additional practice locations (2)
- 1841 Broadway Fl 4New York, NY 10023-7603Phone: (212) 333-3444
- 1841 Broadway Fl 4New York, NY 10023-7603Phone: (212) 333-3444
Registry dates
- Enumerated
- 2017-06-01
- Last updated
- 2019-01-22
Frequently asked questions
- What is Sarah Hartzell's NPI number?
- Sarah Hartzell's National Provider Identifier (NPI) is 1801324025, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Hartzell's specialty?
- Sarah Hartzell is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Sarah Hartzell located?
- Sarah Hartzell's practice location on file with NPPES is 352 7th Ave, New York, NY 10001.
- What is Sarah Hartzell's phone number?
- The practice phone number listed in the NPPES registry for Sarah Hartzell is (347) 946-2657.
- Is Sarah Hartzell's NPI active?
- Yes — Sarah Hartzell's NPI (1801324025) is active in the NPPES registry as of the last update on 2019-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.