Ashley Sliwa, RD
NPI 1821752338 · Registered Dietitian · Putnam, CT
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ashley Sliwa, RD is a Registered Dietitian provider in Putnam, CT (NPI 1821752338).
Provider details
- NPI number
- 1821752338
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Dietary & Nutritional Service Providers
- Registered Dietitian133V00000X
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2021-10-30
- Last updated
- 2025-05-13
- Certified
- 2025-05-13
Frequently asked questions
- What is Ashley Sliwa's NPI number?
- Ashley Sliwa's National Provider Identifier (NPI) is 1821752338, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ashley Sliwa's specialty?
- Ashley Sliwa is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Ashley Sliwa located?
- Ashley Sliwa's practice location on file with NPPES is 320 Pomfret St, Putnam, CT 06260-1836.
- What is Ashley Sliwa's phone number?
- The practice phone number listed in the NPPES registry for Ashley Sliwa is (860) 928-6541.
- Does Ashley Sliwa accept Medicare?
- Ashley Sliwa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ashley Sliwa's NPI active?
- Yes — Ashley Sliwa's NPI (1821752338) is active in the NPPES registry as of the last update on 2025-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.