Nancy E. Warner, FNP
Family Nurse Practitioner · Santa Barbara, CA
Nancy E. Warner, FNP is a family nurse practitioner with a practice address in Santa Barbara, California, and NPI 1528088820, issued on Jul 20, 2006. Check the license (California RN275223, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nancy E. Warner
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- RN275223 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5333 Hollister Ave Ste 110, Santa Barbara, CA 93111
- Phone
- (805) 683-0055
- Enumerated
- Jul 20, 2006
- Record last updated
- Mar 7, 2023
- Fax
- (805) 683-0149
- Medicare enrollment
- Enrolled (PECOS I20091226000037); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 5333 Hollister Ave Ste 110
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Douglas Cummings, M.D.Internal Medicine Physician1407876774
- Shaun Ehsani, MDFamily Medicine Physician1306040712
- Karen Hanna Arndt, PA-CMedical Physician Assistant1598784225
Verify Nancy E. Warner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license RN275223Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average family nurse practitioner in 2024
143 Medicare Part D claims for 64 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $788.40
6 payments; by number, the most common kind was food and beverage; the largest payer was Edwards Lifesciences Corporation. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Riviera Health GroupSanta Barbara, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nancy E. Warner among 16,966 family nurse practitioner records in California
Nancy E. Warner, FNP is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 1% of them.
- NPI issued2006 · 1% of these records are older, 93% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated1978 · median 2019 among the 6,793 with a school on file
- Record last updated2023 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
65 family nurse practitioner records list a practice address in Santa Barbara
They are 65 of the 5,328 NPPES records with a practice address in Santa Barbara, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Santa Barbara → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Lizabeth Spink, FNP-CSanta Barbara, CA 931111902299373
- Donna Cannady, N.P.Santa Barbara, CA 931101407968456
- Timothy Dannels, MSN, APRN, FNPSanta Barbara, CA 931101447140157
- Chad Dennis, N.P.Santa Barbara, CA 931101730285503
- Lupita Estrada-Orozco, FNPSanta Barbara, CA 931101124494810
- Kristina Hlavacek, NPSanta Barbara, CA 931101861371049
- Maureen O'Rourke, N.P.Santa Barbara, CA 931101831295658
- Susan Peppers, FNPSanta Barbara, CA 931101346346178
Common questions
What is Nancy E. Warner, FNP's NPI number?
Nancy E. Warner, FNP's National Provider Identifier (NPI) is 1528088820, issued on Jul 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nancy E. Warner, FNP located?
The NPPES record lists a practice address at 5333 Hollister Ave Ste 110, Santa Barbara, CA, 93111. Phone: (805) 683-0055. Providers update this record themselves, so call before visiting.
How can I verify Nancy E. Warner, FNP's license?
NPPES lists California license number RN275223, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Nancy E. Warner, FNP prescribe under Medicare Part D?
In 2024, Nancy E. Warner, FNP had 143 Medicare Part D claims for 64 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.