IndividualActive
Jennifer Sierra
NPI 1255078762 · Case Manager/Care Coordinator · Valhalla, NY
Jennifer Sierra is a Case Manager/Care Coordinator provider in Valhalla, NY (NPI 1255078762).
Provider details
- NPI number
- 1255078762
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(54/100 index)
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
503 Grasslands Rd
Valhalla, NY 10595-1503
Phone: (914) 593-0593
Street-level locationGet directions
Mailing address
15 Stevens St # 2
White Plains, NY 10606-3253
Registry dates
- Enumerated
- 2022-05-16
- Last updated
- 2022-05-16
- Certified
- 2022-05-16
Frequently asked questions
- What is Jennifer Sierra's NPI number?
- Jennifer Sierra's National Provider Identifier (NPI) is 1255078762, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Sierra's specialty?
- Jennifer Sierra is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Jennifer Sierra located?
- Jennifer Sierra's practice location on file with NPPES is 503 Grasslands Rd, Valhalla, NY 10595-1503.
- What is Jennifer Sierra's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Sierra is (914) 593-0593.
- Is Jennifer Sierra's NPI active?
- Yes — Jennifer Sierra's NPI (1255078762) is active in the NPPES registry as of the last update on 2022-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.