Molly Hahn, LMSW
NPI 1851724769 · Clinical Social Worker · Nyack, NY
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Molly Hahn, LMSW is a Clinical Social Worker provider in Nyack, NY (NPI 1851724769).
Provider details
- NPI number
- 1851724769
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 0837791 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 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
Mailing address
Additional practice locations (1)
- 2 Crosfield AveSuire 318West Nyack, NY 10994-2226Phone: (845) 353-5600Fax: (845) 353-3474
Registry dates
- Enumerated
- 2013-08-14
- Last updated
- 2019-09-18
Frequently asked questions
- What is Molly Hahn's NPI number?
- Molly Hahn's National Provider Identifier (NPI) is 1851724769, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Molly Hahn's specialty?
- Molly Hahn is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Molly Hahn located?
- Molly Hahn's practice location on file with NPPES is 292 Main St Ste 4, Nyack, NY 10960.
- What is Molly Hahn's phone number?
- The practice phone number listed in the NPPES registry for Molly Hahn is (845) 709-0700.
- Does Molly Hahn accept Medicare?
- Molly Hahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Molly Hahn's NPI active?
- Yes — Molly Hahn's NPI (1851724769) is active in the NPPES registry as of the last update on 2019-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.