Sandra Lyden
NPI 1033702121 · Family Nurse Practitioner · Valhalla, NY
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sandra Lyden is a Family Nurse Practitioner provider in Valhalla, NY (NPI 1033702121).
Provider details
- NPI number
- 1033702121
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- F347269 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing 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
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
- 2021-02-19
- Last updated
- 2021-02-19
- Certified
- 2021-02-19
Frequently asked questions
- What is Sandra Lyden's NPI number?
- Sandra Lyden's National Provider Identifier (NPI) is 1033702121, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Lyden's specialty?
- Sandra Lyden is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sandra Lyden located?
- Sandra Lyden's practice location on file with NPPES is 100 Woods Rd, Valhalla, NY 10595-1530.
- What is Sandra Lyden's phone number?
- The practice phone number listed in the NPPES registry for Sandra Lyden is (914) 493-8580.
- Does Sandra Lyden accept Medicare?
- Sandra Lyden is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sandra Lyden's NPI active?
- Yes — Sandra Lyden's NPI (1033702121) is active in the NPPES registry as of the last update on 2021-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.