Ariel Zak, RN
NPI 1225669724 · Psychiatric/Mental Health Nurse Practitioner · New Haven, CT
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ariel Zak, RN is a Psychiatric/Mental Health Nurse Practitioner provider in New Haven, CT (NPI 1225669724).
Provider details
- NPI number
- 1225669724
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- Yes
- License
- AP61078831 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
- 2020-02-03
- Last updated
- 2020-08-20
- Certified
- 2020-08-20
Frequently asked questions
- What is Ariel Zak's NPI number?
- Ariel Zak's National Provider Identifier (NPI) is 1225669724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ariel Zak's specialty?
- Ariel Zak is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ariel Zak located?
- Ariel Zak's practice location on file with NPPES is 65 Dwight St Apt 76, New Haven, CT 06511-5352.
- What is Ariel Zak's phone number?
- The practice phone number listed in the NPPES registry for Ariel Zak is (425) 478-2672.
- Does Ariel Zak accept Medicare?
- Ariel Zak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ariel Zak's NPI active?
- Yes — Ariel Zak's NPI (1225669724) is active in the NPPES registry as of the last update on 2020-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.