Marilyn Mackie, PT
NPI 1619339389 · Physical Therapist · Riverhead, NY
Marilyn Mackie, PT is a Physical Therapist provider in Riverhead, NY (NPI 1619339389).
Provider details
- NPI number
- 1619339389
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PT
- Sex
- Female
- Sole proprietor
- Yes
- License
- 020850-1 (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
10 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
- 2016-03-22
- Last updated
- 2016-03-22
Frequently asked questions
- What is Marilyn Mackie's NPI number?
- Marilyn Mackie's National Provider Identifier (NPI) is 1619339389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilyn Mackie's specialty?
- Marilyn Mackie is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Marilyn Mackie located?
- Marilyn Mackie's practice location on file with NPPES is 278 Horton Ave, Riverhead, NY 11901-1308.
- What is Marilyn Mackie's phone number?
- The practice phone number listed in the NPPES registry for Marilyn Mackie is (631) 369-8447.
- Is Marilyn Mackie's NPI active?
- Yes — Marilyn Mackie's NPI (1619339389) is active in the NPPES registry as of the last update on 2016-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.