Kathryn Ann Doyle, FNP
Family Nurse Practitioner · Brea, CA
Kathryn Ann Doyle, FNP is a family nurse practitioner with a practice address in Brea, California, and NPI 1538332325, issued on Apr 11, 2008. Check the license (California 17240, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kathryn Ann Doyle
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 17240 CA
Self-reported in NPPES; status is on the state search - Practice location
- 925 Carlson Dr, Brea, CA 92821
- Phone
- (714) 257-0443
- Enumerated
- Apr 11, 2008
- Record last updated
- Apr 11, 2008 (not updated in 18 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Verify Kathryn Ann Doyle in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 17240Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average family nurse practitioner in 2024
337 Medicare Part D claims for 156 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin23 claims
- Atorvastatin Calcium21 claims
- Losartan Potassium17 claims
- Albuterol Sulfate Hfa15 claims
- Hydrochlorothiazide14 claims
- Omeprazole13 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.
Kathryn Ann Doyle among 16,966 family nurse practitioner records in California
Kathryn Ann Doyle, 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 2008, is newer than 13% of them.
- NPI issued2008 · 13% of these records are older, 85% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2008 · 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).
16 family nurse practitioner records list a practice address in Brea
They are 16 of the 1,052 NPPES records with a practice address in Brea, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Brea → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Theresa Bark, FNPBrea, CA 928211912464587
- Tiffany Dang, NPBrea, CA 928211376059253
- Mildred Decastro, NPBrea, CA 928211376884775
- Sarah Grabarsky, NP-CBrea, CA 928211083390934
- Melissa Jameson, FNP-CBrea, CA 928211326758517
- Ae Rah Kang, NPBrea, CA 928211336396035
- Angela Kim, FNP-CBrea, CA 928211528506383
- Josephine Ocenar, NURSE PRACTITIONERBrea, CA 928211992456792
Common questions
What is Kathryn Ann Doyle, FNP's NPI number?
Kathryn Ann Doyle, FNP's National Provider Identifier (NPI) is 1538332325, issued on Apr 11, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn Ann Doyle, FNP located?
The NPPES record lists a practice address at 925 Carlson Dr, Brea, CA, 92821. Phone: (714) 257-0443. Providers update this record themselves, so call before visiting.
How can I verify Kathryn Ann Doyle, FNP's license?
NPPES lists California license number 17240, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Kathryn Ann Doyle, FNP prescribe under Medicare Part D?
In 2024, Kathryn Ann Doyle, FNP had 337 Medicare Part D claims for 156 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.