Cassie Serpan, MS, RDN
NPI 1164166112 · Registered Dietitian · Westminster, CO
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cassie Serpan, MS, RDN is a Registered Dietitian provider in Westminster, CO (NPI 1164166112).
Provider details
- NPI number
- 1164166112
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RDN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 86080302 (CO)
Specialties & taxonomies
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
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
- 2022-04-26
- Last updated
- 2022-04-26
- Certified
- 2022-04-26
Frequently asked questions
- What is Cassie Serpan's NPI number?
- Cassie Serpan's National Provider Identifier (NPI) is 1164166112, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassie Serpan's specialty?
- Cassie Serpan is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Cassie Serpan located?
- Cassie Serpan's practice location on file with NPPES is 10072 Oak Cir, Westminster, CO 80021-6660.
- What is Cassie Serpan's phone number?
- The practice phone number listed in the NPPES registry for Cassie Serpan is (303) 847-8566.
- Does Cassie Serpan accept Medicare?
- Cassie Serpan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cassie Serpan's NPI active?
- Yes — Cassie Serpan's NPI (1164166112) is active in the NPPES registry as of the last update on 2022-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.