IndividualActive
Jaclyn Kiernan, RDN
NPI 1659950822 · Registered Dietitian · Smithtown, NY
Jaclyn Kiernan, RDN is a Registered Dietitian provider in Smithtown, NY (NPI 1659950822).
Provider details
- NPI number
- 1659950822
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RDN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 86075293
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(62/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
496 Smithtown Byp Ste 204
Smithtown, NY 11787-5011
Phone: (631) 371-3825
Street-level locationGet directions
Mailing address
496 Smithtown Byp
Smithtown, NY 11787-5005
Registry dates
- Enumerated
- 2021-04-06
- Last updated
- 2021-08-02
- Certified
- 2021-07-07
Frequently asked questions
- What is Jaclyn Kiernan's NPI number?
- Jaclyn Kiernan's National Provider Identifier (NPI) is 1659950822, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jaclyn Kiernan's specialty?
- Jaclyn Kiernan is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Jaclyn Kiernan located?
- Jaclyn Kiernan's practice location on file with NPPES is 496 Smithtown Byp Ste 204, Smithtown, NY 11787-5011.
- What is Jaclyn Kiernan's phone number?
- The practice phone number listed in the NPPES registry for Jaclyn Kiernan is (631) 371-3825.
- Is Jaclyn Kiernan's NPI active?
- Yes — Jaclyn Kiernan's NPI (1659950822) is active in the NPPES registry as of the last update on 2021-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.