Leah Barbara Sullivan, FNP-C
Family Nurse Practitioner · Huntington Beach, CA
Leah Barbara Sullivan, FNP-C is a family nurse practitioner with a practice address in Huntington Beach, California, and NPI 1538539846, issued on Sep 29, 2015. Check the license (California 95003157, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Leah Barbara Sullivan
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 95003157 CA
Self-reported in NPPES; status is on the state search - Practice location
- 17371 Whetmore LN, Huntington Beach, CA 92647
- Phone
- (714) 362-6964
- Enumerated
- Sep 29, 2015
- Record last updated
- Sep 29, 2015 (not updated in 11 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 Leah Barbara 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 95003157Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family nurse practitioner in 2024
13 Medicare Part D claims, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
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.
Leah Barbara Sullivan among 16,966 family nurse practitioner records in California
Leah Barbara Sullivan, FNP-C 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 2015, is newer than 31% of them.
- NPI issued2015 · 31% of these records are older, 65% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2015 · 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).
70 family nurse practitioner records list a practice address in Huntington Beach
They are 70 of the 4,031 NPPES records with a practice address in Huntington Beach, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Huntington Beach → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Maria Jonah Bulandos, NPHuntington Beach, CA 926471952739021
- Mary Cavalier, FNPHuntington Beach, CA 926471255485744
- Rubiceli Hernandez, NURSE PRACTITIONERHuntington Beach, CA 926471114359429
- Ellen Holman, BSN, MS, PH.D., FNPHuntington Beach, CA 926471427111350
- Kathryce Jones, FNP-BCHuntington Beach, CA 926471184077505
- Bernadette Manalo, NPHuntington Beach, CA 926471245677293
- Thanh Nguyen, NPHuntington Beach, CA 926471477897452
- Ruth Reyes, FNP-BCHuntington Beach, CA 926471831484328
Common questions
What is Leah Barbara Sullivan, FNP-C's NPI number?
Leah Barbara Sullivan, FNP-C's National Provider Identifier (NPI) is 1538539846, issued on Sep 29, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Leah Barbara Sullivan, FNP-C located?
The NPPES record lists a practice address at 17371 Whetmore LN, Huntington Beach, CA, 92647. Phone: (714) 362-6964. Providers update this record themselves, so call before visiting.
How can I verify Leah Barbara Sullivan, FNP-C's license?
NPPES lists California license number 95003157, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Leah Barbara Sullivan, FNP-C prescribe under Medicare Part D?
In 2024, Leah Barbara Sullivan, FNP-C had 13 Medicare Part D claims; 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.