Registry data as of Aug 27, 2026

Leah Monterrosa, PMHNP

Registered Nurse · San Francisco, CA

Leah Monterrosa, PMHNP is a registered nurse with a practice address in San Francisco, California, and NPI 1891381323, issued on Dec 18, 2020. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1891381323
Name
Leah Monterrosa
Credential
PMHNP
Primary taxonomy
Registered Nurse 163W00000X
Practice location
1500 Franklin St, San Francisco, CA 94109
Phone
(415) 474-7310
Enumerated
Dec 18, 2020
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1500 Franklin St

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

  1. Adrienne Abad SantosSpecialist1588976435
  2. Elaina Acosta Ford, RNRegistered Nurse1912386657
  3. Nayeli AmaroCounselor1053045849
  4. Peg AndersonCounselor1184340101
  5. Valeria Araujo, MFTIMarriage & Family Therapist1659799963
  6. Nolawit AyeleMental Health Counselor1215271366

Verify Leah Monterrosa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

69% fewer Medicare Part D claims than the average registered nurse in 2024

334 Medicare Part D claims for 43 beneficiaries, against an average of 1,063 among the 17,151 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Leah Monterrosa334
  2. Specialty average1,063

Most prescribed

  1. Invega Sustenna35 claims
  2. Risperidone33 claims
  3. Trazodone Hcl26 claims
  4. Mirtazapine16 claims
  5. Olanzapine16 claims
  6. Propranolol Hcl15 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.

One hospital or facility affiliation

  1. Felton InstituteSan Francisco, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

830 registered nurse records list a San Francisco practice address

They are 830 of the 38,143 NPPES records with a San Francisco practice address, and 16,593 registered nurse records in California.

Other registered nurse records in California

  1. Patricia A Onyango, RNModesto, CA1780424473
  2. Adelaida A Zavala, RNOntario, CA1235702804
  3. Anu Aaltonen-Bond, RNRancho Cordova, CA1972895696
  4. Victoria AardappelChico, CA1396148698
  5. Denise Aaron, RNSan Diego, CA1497345268
  6. Tiffanne Aaronsen, FNPIndio, CA1568191807
  7. Bernadette Marie Abadilla, RNMillbrae, CA1154970697
  8. Brenda Abalos, RNNational City, CA1497064737
  9. Carla Abalos, RNUnion City, CA1669158523
  10. Caron Faustino Marti AbalosCerritos, CA1811603327

Common questions

What is Leah Monterrosa, PMHNP's NPI number?

Leah Monterrosa, PMHNP's National Provider Identifier (NPI) is 1891381323, issued on Dec 18, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Leah Monterrosa, PMHNP located?

The NPPES record lists a practice address at 1500 Franklin St, San Francisco, CA, 94109. Phone: (415) 474-7310. Providers update this record themselves, so call before visiting.

How can I verify Leah Monterrosa, PMHNP's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Leah Monterrosa, PMHNP prescribe under Medicare Part D?

In 2024, Leah Monterrosa, PMHNP had 334 Medicare Part D claims for 43 beneficiaries; the average among registered nurse prescribers was 1,063. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.