NPPES file of Aug 9, 2026

Michelle Ladringan, NP

Psychiatric/Mental Health Nurse Practitioner · Vacaville, CA

Michelle Ladringan, NP is a psychiatric/mental health nurse practitioner with a practice address in Vacaville, California, and NPI 1992471650, issued on Aug 20, 2021. Check the license (California 95019393, 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
1992471650
Name
Michelle Ladringan
Credential
NP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
95019393 CA
Self-reported in NPPES; status is on the state search
Practice location
941 Merchant St Ste A, Vacaville, CA 95688
Phone
(707) 738-5844
Enumerated
Aug 20, 2021
Record last updated
Jul 11, 2024
Medicare enrollment
Enrolled (PECOS I20251203001505); 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 941 Merchant St Ste A

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

  1. Rose CasseusPsychiatric/Mental Health Nurse Practitioner1336018886
  2. Janice Ivie, NPPsychiatric/Mental Health Nurse Practitioner1184058737
  3. Ronald James VergaraPsychiatric/Mental Health Nurse Practitioner1265257026

Verify Michelle Ladringan 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 95019393
    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

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97% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

27 Medicare Part D claims, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Michelle Ladringan27
  2. Specialty average906

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.

Michelle Ladringan among 4,226 psychiatric/mental health nurse practitioner records in California

Michelle Ladringan, NP is one of 4,226 psychiatric/mental health nurse practitioner records with a practice address in California. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 46% of them.

  • NPI issued2021 · 46% of these records are older, 46% newer
  • In a Medicare fileYes · 62% of these records are
  • In the CMS Doctors and Clinicians fileYes · 46% of these records are
  • Graduated2021 · median 2021 among the 1,965 with a school on file
  • Record last updated2024 · 16% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

16 psychiatric/mental health nurse practitioner records list a practice address in Vacaville

They are 16 of the 1,903 NPPES records with a practice address in Vacaville, and 4,226 psychiatric/mental health nurse practitioner records in California.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Rose CasseusVacaville, CA 956881336018886
  2. Sabah Choudry, PMHNP, MSN, RNVacaville, CA 956881487379434
  3. Leah Hallam, PMHNPVacaville, CA 956881487513594
  4. Janice Ivie, NPVacaville, CA 956881184058737
  5. Mayre Lee, PMHNPVacaville, CA 956881518063478
  6. Diane Oran, PMHNP-BCVacaville, CA 956881326171638
  7. Jordain Rutherford, PMHNP-BCVacaville, CA 956881841972205
  8. Stacie Sanborn, NPVacaville, CA 956881568791978

Common questions

What is Michelle Ladringan, NP's NPI number?

Michelle Ladringan, NP's National Provider Identifier (NPI) is 1992471650, issued on Aug 20, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Michelle Ladringan, NP located?

The NPPES record lists a practice address at 941 Merchant St Ste A, Vacaville, CA, 95688. Phone: (707) 738-5844. Providers update this record themselves, so call before visiting.

How can I verify Michelle Ladringan, NP's license?

NPPES lists California license number 95019393, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Michelle Ladringan, NP prescribe under Medicare Part D?

In 2024, Michelle Ladringan, NP had 27 Medicare Part D claims; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.