Sandy Guadan, FNP-BC
NPI 1639975162 · Primary Care Nurse Practitioner · Coto De Caza, CA
Sandy Guadan, FNP-BC is a Primary Care Nurse Practitioner provider in Coto De Caza, CA (NPI 1639975162).
Provider details
- NPI number
- 1639975162
- Entity type
- Individual
- Primary specialty
- Primary Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 95034088 (CA)
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
1 yr 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
- 2025-02-24
- Last updated
- 2025-02-24
- Certified
- 2025-02-06
Frequently asked questions
- What is Sandy Guadan's NPI number?
- Sandy Guadan's National Provider Identifier (NPI) is 1639975162, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandy Guadan's specialty?
- Sandy Guadan is listed in the NPPES registry with a primary specialty of Primary Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sandy Guadan located?
- Sandy Guadan's practice location on file with NPPES is 30 Carnoustie Way, Coto De Caza, CA 92679-5025.
- What is Sandy Guadan's phone number?
- The practice phone number listed in the NPPES registry for Sandy Guadan is (714) 454-7339.
- Is Sandy Guadan's NPI active?
- Yes — Sandy Guadan's NPI (1639975162) is active in the NPPES registry as of the last update on 2025-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.