Courtney F. Sepic, N.P.
Nurse Practitioner · Danville, CA
Courtney F. Sepic, N.P. is a nurse practitioner with a practice address in Danville, California, and NPI 1245222058, issued on Aug 17, 2005. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Courtney F. Sepic
- Credential
- N.P.
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 229614 MA
Self-reported in NPPES; status is on the state search - Practice location
- 4165 Blackhawk Plaza Cir, Danville, CA 94506
- Phone
- (925) 736-7070
- Enumerated
- Aug 17, 2005
- Record last updated
- Dec 22, 2015 (not updated in 11 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →
Also registered at 4165 Blackhawk Plaza Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Courtney F. Sepic in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average nurse practitioner in 2024
73 Medicare Part D claims for 32 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Estradiol29 claims
- Valacyclovir11 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: $548.55
25 payments; by number, the most common kind was food and beverage; the largest payer was Biogen, Inc. The 38,884 providers of this specialty with any payment received $791.64 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.
Courtney F. Sepic among 8,223 nurse practitioner records in California
Courtney F. Sepic, N.P. is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 98% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileNo · 42% of these records are
- Record last updated2015 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nurse Practitioner providers in California
There are 8,223 nurse practitioner records in California.
All 8,223 in California → Every provider in Danville → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Mary Walsh, FNPSan Pablo, CA 945051992288716
- Morgan Gilliland, NPAntioch, CA 945091922664085
- Zahra Hamidi, NPAntioch, CA 945091437771680
- Preetkamal HansAmerican Canyon, CA 945031982413605
- Manjinder KaurAntioch, CA 945091649197997
- Mandeep Singh, NURSE PRACTITIONERAmerican Canyon, CA 945031861043788
- Debbie Slack-Gay, NURSE PRACTITIONERAntioch, CA 945091073920260
- Jean Unajan, NURSE PRACTITIONERAmerican Canyon, CA 945031871860007
Common questions
What is Courtney F. Sepic, N.P.'s NPI number?
Courtney F. Sepic, N.P.'s National Provider Identifier (NPI) is 1245222058, issued on Aug 17, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Courtney F. Sepic, N.P. located?
The NPPES record lists a practice address at 4165 Blackhawk Plaza Cir, Danville, CA, 94506. Phone: (925) 736-7070. Providers update this record themselves, so call before visiting.
How can I verify Courtney F. Sepic, N.P.'s license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Courtney F. Sepic, N.P. prescribe under Medicare Part D?
In 2024, Courtney F. Sepic, N.P. had 73 Medicare Part D claims for 32 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.