Marian Hammaren
NPI 1558639237 · Occupational Therapist · Westtown, NY
Marian Hammaren is a Occupational Therapist provider in Westtown, NY (NPI 1558639237).
Provider details
- NPI number
- 1558639237
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 009160-1 (NY)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
Mailing address
Registry dates
- Enumerated
- 2011-12-08
- Last updated
- 2011-12-08
Frequently asked questions
- What is Marian Hammaren's NPI number?
- Marian Hammaren's National Provider Identifier (NPI) is 1558639237, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marian Hammaren's specialty?
- Marian Hammaren is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Marian Hammaren located?
- Marian Hammaren's practice location on file with NPPES is 231 Minisink Tpke, Westtown, NY 10998.
- What is Marian Hammaren's phone number?
- The practice phone number listed in the NPPES registry for Marian Hammaren is (845) 726-3848.
- Is Marian Hammaren's NPI active?
- Yes — Marian Hammaren's NPI (1558639237) is active in the NPPES registry as of the last update on 2011-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.