Joi Marszalek, DO
NPI 1619114238 · Adult Medicine Physician · Amityville, NY
Enrolled with Medicare as Practitioner - Hospice/Palliative Care · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joi Marszalek, DO is a Adult Medicine Physician provider in Amityville, NY (NPI 1619114238).
Provider details
- NPI number
- 1619114238
- Entity type
- Individual
- Primary specialty
- Adult Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
- License
- 251601 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-01-20
- Last updated
- 2009-01-20
Frequently asked questions
- What is Joi Marszalek's NPI number?
- Joi Marszalek's National Provider Identifier (NPI) is 1619114238, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joi Marszalek's specialty?
- Joi Marszalek is listed in the NPPES registry with a primary specialty of Adult Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joi Marszalek located?
- Joi Marszalek's practice location on file with NPPES is 143 Oak St, Amityville, NY 11701-3000.
- What is Joi Marszalek's phone number?
- The practice phone number listed in the NPPES registry for Joi Marszalek is (631) 608-0267.
- Does Joi Marszalek accept Medicare?
- Joi Marszalek is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joi Marszalek's NPI active?
- Yes — Joi Marszalek's NPI (1619114238) is active in the NPPES registry as of the last update on 2009-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.