Melissa Leon Sierra
NPI 1770193146 · Rehabilitation Practitioner · Campbell, CA
Melissa Leon Sierra is a Rehabilitation Practitioner provider in Campbell, CA (NPI 1770193146).
Provider details
- NPI number
- 1770193146
- Entity type
- Individual
- Primary specialty
- Rehabilitation PractitionerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Student, Health Care
- Case Manager/Care Coordinator171M00000X
Other Service Providers
- Behavior Analyst103K00000X
Behavioral Health & Social Service Providers
- Community Health Worker172V00000X
Other Service Providers
Other Service Providers
Profile Score
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
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 2146 Pacina DrSan Jose, CA 95116-3647Phone: (408) 981-9714
Registry dates
- Enumerated
- 2020-07-31
- Last updated
- 2026-02-10
- Certified
- 2026-02-10
Frequently asked questions
- What is Melissa Leon Sierra's NPI number?
- Melissa Leon Sierra's National Provider Identifier (NPI) is 1770193146, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Leon Sierra's specialty?
- Melissa Leon Sierra is listed in the NPPES registry with a primary specialty of Rehabilitation Practitioner (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Melissa Leon Sierra located?
- Melissa Leon Sierra's practice location on file with NPPES is 251 Llewellyn Ave, Campbell, CA 95008-1940.
- What is Melissa Leon Sierra's phone number?
- The practice phone number listed in the NPPES registry for Melissa Leon Sierra is (408) 379-3790.
- Is Melissa Leon Sierra's NPI active?
- Yes — Melissa Leon Sierra's NPI (1770193146) is active in the NPPES registry as of the last update on 2026-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.