NPPES file of Aug 9, 2026

Mark Sean C. Genoveza, NP-C

Nurse Practitioner · Sylmar, CA

Mark Sean C. Genoveza, NP-C is a nurse practitioner with a practice address in Sylmar, California, and NPI 1215338744, issued on Sep 16, 2014. Check the license (California NP95000665, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1215338744
Name
Mark Sean C. Genoveza
Credential
NP-C
Primary taxonomy
Nurse Practitioner 363L00000X
License number
NP95000665 CA
Self-reported in NPPES; status is on the state search
Practice location
14445 Olive View Dr, Sylmar, CA 91342
Phone
(818) 364-3205
Enumerated
Sep 16, 2014
Record last updated
Mar 27, 2024
Fax
(818) 364-4573
Medicare enrollment
Enrolled (PECOS I20150826002394); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 14445 Olive View Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Nasser Abdo, MDInternal Medicine Physician1306911649
  2. Gezman Abdullahi, M.D.Internal Medicine Physician1225394380
  3. Moyosore Abere, NPNurse Practitioner1225667314
  4. Ammini Abraham, MDAnesthesiology Physician1467531541
  5. Margarita Acosta, RN, AGACNPAcute Care Nurse Practitioner1609202415
  6. Fredric Adler, MDInternal Medicine Physician1356376735

Verify Mark Sean C. Genoveza in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license NP95000665    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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83% fewer Medicare Part D claims than the average nurse practitioner in 2024

185 Medicare Part D claims for 109 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.

  1. Mark Sean Genoveza185
  2. Specialty average1,109

Most prescribed

  1. Prednisone16 claims
  2. Albuterol Sulfate Hfa12 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.

Bills Medicare through one group practice

  1. County OF Los AngelesVan Nuys, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

32 nurse practitioner records list a practice address in Sylmar

They are 32 of the 1,454 NPPES records with a practice address in Sylmar, and 8,223 nurse practitioner records in California.

All 32 in Sylmar → All 8,223 in California → Every provider in Sylmar →

Other nurse practitioner records in California

  1. Barbara Aaronson, RN/NURSE PRACTITONERLos Angeles, CA1588988182
  2. Albert Aba, AGNPSan Francisco, CA1578353777
  3. Martha Ababneh, CNAEl Monte, CA1275118614
  4. Maria Katrina Abad, AGPCNP-BCSan Carlos, CA1306394952
  5. Shayda Abadi, NPPalo Alto, CA1316745540
  6. Jessika Abarca, NPSan Fernando, CA1972263945
  7. Hangama Abassi, N.P.Walnut Creek, CA1487083655
  8. Elizabeth Abaunza, NPSan Francisco, CA1962044347
  9. Honeylynn Abaya, NPMoreno Valley, CA1528799145
  10. Tara Abbondanza, NPArcadia, CA1730355173

Common questions

What is Mark Sean C. Genoveza, NP-C's NPI number?

Mark Sean C. Genoveza, NP-C's National Provider Identifier (NPI) is 1215338744, issued on Sep 16, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Mark Sean C. Genoveza, NP-C located?

The NPPES record lists a practice address at 14445 Olive View Dr, Sylmar, CA, 91342. Phone: (818) 364-3205. Providers update this record themselves, so call before visiting.

How can I verify Mark Sean C. Genoveza, NP-C's license?

NPPES lists California license number NP95000665, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Mark Sean C. Genoveza, NP-C prescribe under Medicare Part D?

In 2024, Mark Sean C. Genoveza, NP-C had 185 Medicare Part D claims for 109 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.