Frederick Fernandez
NPI 1811390651 · Family Nurse Practitioner · Winnetka, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Frederick Fernandez is a Family Nurse Practitioner provider in Winnetka, CA (NPI 1811390651).
Provider details
- NPI number
- 1811390651
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 95001377 (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 tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
722 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Advance Care Planning, First 30 Minutes99497 | 289 | $71 |
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 183 | $111 |
| Residence Visit for New Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99344 | 105 | $123 |
| Assessment of and Care Planning for Patient With Impaired Thought Processing, Typically 60 Minutes99483 | 70 | $245 |
| Annual Wellness Visit; Includes a Personalized Prevention Plan of Service (pps), Initial VisitG0438 | 49 | $145 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-10-08
- Last updated
- 2014-10-16
Frequently asked questions
- What is Frederick Fernandez's NPI number?
- Frederick Fernandez's National Provider Identifier (NPI) is 1811390651, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frederick Fernandez's specialty?
- Frederick Fernandez is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Frederick Fernandez located?
- Frederick Fernandez's practice location on file with NPPES is 20800 Sherman Way, Winnetka, CA 91306-2707.
- What is Frederick Fernandez's phone number?
- The practice phone number listed in the NPPES registry for Frederick Fernandez is (818) 883-2273.
- Does Frederick Fernandez accept Medicare?
- Frederick Fernandez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Frederick Fernandez's NPI active?
- Yes — Frederick Fernandez's NPI (1811390651) is active in the NPPES registry as of the last update on 2014-10-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.