Kathryn Sullivan, FNP
Family Nurse Practitioner · Carlsbad, CA
Kathryn Sullivan, FNP is a family nurse practitioner with a practice address in Carlsbad, California, and NPI 1205179066, issued on Mar 30, 2013. Check the license (California 21970, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kathryn Sullivan
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 21970 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2510 EL Camino Real, Carlsbad, CA 92008
- Phone
- (186) 638-9272
- Enumerated
- Mar 30, 2013
- Record last updated
- Mar 30, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20130612000182); 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 2510 EL Camino Real
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Susan Chang, PHARMDPharmacist1356696017
- Pamela CharukulvanichPharmacist1376916262
- Ann Kennedy, NP-CFamily Nurse Practitioner1619234879
- Son LuuPharmacist1245603950
- Michael NazarenoFamily Nurse Practitioner1497225106
Verify Kathryn Sullivan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 21970Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average family nurse practitioner in 2024
45 Medicare Part D claims for 14 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Fluconazole13 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: $180.07
8 payments; by number, the most common kind was food and beverage; the largest payer was Biogen, Inc. 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
- Scripps HealthVista, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kathryn Sullivan among 16,966 family nurse practitioner records in California
Kathryn Sullivan, 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 2013, is newer than 24% of them.
- NPI issued2013 · 24% of these records are older, 73% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2012 · median 2019 among the 6,793 with a school on file
- Record last updated2013 · 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).
57 family nurse practitioner records list a practice address in Carlsbad
They are 57 of the 3,411 NPPES records with a practice address in Carlsbad, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Carlsbad → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Lisa Bertotti, RN-NPCarlsbad, CA 920081033323183
- Danielle Durschlag, N.P.Carlsbad, CA 920081255884375
- Mary Headley, FNPCarlsbad, CA 920081114006665
- Svetlana Hezkiya, NP-CCarlsbad, CA 920081962929281
- Jesseca Keefe, FNP-BCCarlsbad, CA 920081730583337
- Ann Kennedy, NP-CCarlsbad, CA 920081619234879
- Elizabeth MacisaacCarlsbad, CA 920081891194700
- Karen Paradee, FNP-CCarlsbad, CA 920081528292646
Common questions
What is Kathryn Sullivan, FNP's NPI number?
Kathryn Sullivan, FNP's National Provider Identifier (NPI) is 1205179066, issued on Mar 30, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn Sullivan, FNP located?
The NPPES record lists a practice address at 2510 EL Camino Real, Carlsbad, CA, 92008. Phone: (186) 638-9272. Providers update this record themselves, so call before visiting.
How can I verify Kathryn Sullivan, FNP's license?
NPPES lists California license number 21970, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Kathryn Sullivan, FNP prescribe under Medicare Part D?
In 2024, Kathryn Sullivan, FNP had 45 Medicare Part D claims for 14 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.