Karolyn Guzman, FNP
NPI 1689347460 · Family Nurse Practitioner · Spring Valley, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karolyn Guzman, FNP is a Family Nurse Practitioner provider in Spring Valley, NY (NPI 1689347460).
Provider details
- NPI number
- 1689347460
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 347888 (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
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
- 2021-07-28
- Last updated
- 2021-07-28
- Certified
- 2021-07-28
Frequently asked questions
- What is Karolyn Guzman's NPI number?
- Karolyn Guzman's National Provider Identifier (NPI) is 1689347460, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karolyn Guzman's specialty?
- Karolyn Guzman is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karolyn Guzman located?
- Karolyn Guzman's practice location on file with NPPES is 25 S Main St Ste E, Spring Valley, NY 10977-4917.
- What is Karolyn Guzman's phone number?
- The practice phone number listed in the NPPES registry for Karolyn Guzman is (845) 538-5754.
- Does Karolyn Guzman accept Medicare?
- Karolyn Guzman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karolyn Guzman's NPI active?
- Yes — Karolyn Guzman's NPI (1689347460) is active in the NPPES registry as of the last update on 2021-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.