NPPES file of Aug 9, 2026

Mallory Renee Rivera, NP

Family Nurse Practitioner · Monterey, CA

Mallory Renee Rivera, NP is a family nurse practitioner with a practice address in Monterey, California, and NPI 1124723390, issued on Apr 4, 2023. Check the license (California 95024093, 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
1124723390
Name
Mallory Renee Rivera
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
95024093 CA
Self-reported in NPPES; status is on the state search
Practice location
501 Lighthouse Ave, Monterey, CA 93940
Phone
(831) 649-0770
Enumerated
Apr 4, 2023
Record last updated
Jun 29, 2023
Medicare enrollment
Enrolled (PECOS I20230621003382); accepts Medicare assignment
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 501 Lighthouse Ave

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

  1. Christina Adibe, P.A.Physician Assistant1992137970
  2. Jean Allen, D.O.Family Medicine Physician1972629020
  3. Leslie Ayerza, PA-CPhysician Assistant1295345486
  4. Lalia Barnes, PA-CPhysician Assistant1578904439
  5. Joseph Blackstone, NPFamily Nurse Practitioner1134704463
  6. Samantha Chambers, FNPNurse Practitioner1992560643

Verify Mallory Renee Rivera 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 95024093
    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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98% fewer Medicare Part D claims than the average family nurse practitioner in 2024

32 Medicare Part D claims for 20 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Mallory Rivera32
  2. Specialty average1,305

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. Doctors ON Duty Medical Group, IncMonterey, CA

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

Mallory Renee Rivera among 16,966 family nurse practitioner records in California

Mallory Renee Rivera, NP 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 2023, is newer than 75% of them.

  • NPI issued2023 · 75% of these records are older, 17% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated2022 · median 2019 among the 6,793 with a school on file
  • Record last updated2023 · 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).

41 family nurse practitioner records list a practice address in Monterey

They are 41 of the 1,945 NPPES records with a practice address in Monterey, and 16,966 family nurse practitioner records in California.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Sabah Al Marashi, FNPMonterey, CA 939401982908513
  2. Mary Bilbro, FNPMonterey, CA 939401295010866
  3. Cynthia Fernandez, MN, FNP- BCMonterey, CA 939401104882570
  4. Ann Marie Fitzgerald, CFNP, MSN, RNMonterey, CA 939401558789412
  5. Milly JosephMonterey, CA 939401770515769
  6. Shari Kent, N.PMonterey, CA 939401073751491
  7. Diana Kolman, NPMonterey, CA 939401720404163
  8. Elizabeth Mills, FNP-CMonterey, CA 939401790189231

Common questions

What is Mallory Renee Rivera, NP's NPI number?

Mallory Renee Rivera, NP's National Provider Identifier (NPI) is 1124723390, issued on Apr 4, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Mallory Renee Rivera, NP located?

The NPPES record lists a practice address at 501 Lighthouse Ave, Monterey, CA, 93940. Phone: (831) 649-0770. Providers update this record themselves, so call before visiting.

How can I verify Mallory Renee Rivera, NP's license?

NPPES lists California license number 95024093, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Mallory Renee Rivera, NP prescribe under Medicare Part D?

In 2024, Mallory Renee Rivera, NP had 32 Medicare Part D claims for 20 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.