Kelly Sass
NPI 1659981470 · Psychiatric/Mental Health Nurse Practitioner · Smithtown, NY
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kelly Sass is a Psychiatric/Mental Health Nurse Practitioner provider in Smithtown, NY (NPI 1659981470).
Provider details
- NPI number
- 1659981470
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 667614 (NY)
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 tenure33% of score
5 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Olanzapine | 100 | 16 |
| Quetiapine Fumarate | 55 | — |
| Trazodone Hcl | 52 | — |
| Divalproex Sodium | 51 | — |
| Haloperidol | 49 | — |
| Clozapine | 43 | — |
| Clonazepam | 42 | — |
| Paliperidone Palmitate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$466 across 10 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-08-06
- Last updated
- 2020-11-09
- Certified
- 2020-11-09
Frequently asked questions
- What is Kelly Sass's NPI number?
- Kelly Sass's National Provider Identifier (NPI) is 1659981470, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kelly Sass's specialty?
- Kelly Sass is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kelly Sass located?
- Kelly Sass's practice location on file with NPPES is 11 Route 111, Smithtown, NY 11787-3754.
- What is Kelly Sass's phone number?
- The practice phone number listed in the NPPES registry for Kelly Sass is (631) 920-8351.
- Does Kelly Sass accept Medicare?
- Kelly Sass is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kelly Sass's NPI active?
- Yes — Kelly Sass's NPI (1659981470) is active in the NPPES registry as of the last update on 2020-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.