IndividualActive
Maria Zajac, R.N.
NPI 1235452194 · Registered Nurse · Hauppauge, NY
Maria Zajac, R.N. is a Registered Nurse provider in Hauppauge, NY (NPI 1235452194).
Provider details
- NPI number
- 1235452194
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- R.N.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 616787 (NY)
Specialties & taxonomies
Nursing Service Providers
Nursing Service Providers
Profile Score
Detailed profile(84/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
35 Jane Rd
Hauppauge, NY 11788-4713
Phone: (631) 232-0539
Street-level locationGet directions
Mailing address
35 Jane Rd
Hauppauge, NY 11788-4713
Registry dates
- Enumerated
- 2010-03-08
- Last updated
- 2010-03-08
Frequently asked questions
- What is Maria Zajac's NPI number?
- Maria Zajac's National Provider Identifier (NPI) is 1235452194, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Zajac's specialty?
- Maria Zajac is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Maria Zajac located?
- Maria Zajac's practice location on file with NPPES is 35 Jane Rd, Hauppauge, NY 11788-4713.
- What is Maria Zajac's phone number?
- The practice phone number listed in the NPPES registry for Maria Zajac is (631) 232-0539.
- Is Maria Zajac's NPI active?
- Yes — Maria Zajac's NPI (1235452194) is active in the NPPES registry as of the last update on 2010-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.