NPPES file of Aug 9, 2026

Gabriela Toache-Guerrero, NP

Nurse Practitioner · East Palo Alto, CA

Gabriela Toache-Guerrero, NP is a nurse practitioner with a practice address in East Palo Alto, California, and NPI 1609980580, issued on Aug 18, 2006. Check the license (California NP15549, 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
1609980580
Name
Gabriela Toache-Guerrero
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
NP15549 CA
Self-reported in NPPES; status is on the state search
Practice location
1798-A Bay Road, East Palo Alto, CA 94303
Phone
(650) 330-7400
Enumerated
Aug 18, 2006
Record last updated
Feb 10, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(650) 321-1156
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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Verify Gabriela Toache-Guerrero 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 NP15549
    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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89% fewer Medicare Part D claims than the average nurse practitioner in 2024

120 Medicare Part D claims for 26 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Gabriela Toache-Guerrero120
  2. Specialty average1,109

Most prescribed

  1. Sulfamethoxazole-Trimethoprim20 claims
  2. Acyclovir18 claims
  3. Tasigna12 claims
  4. Hydroxyurea11 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: $76.22

3 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, 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.

  1. Gabriela Toache-Guerrero$76.22
  2. Specialty average$791.64

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Gabriela Toache-Guerrero among 8,223 nurse practitioner records in California

Gabriela Toache-Guerrero, NP 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 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 82% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 42% of these records are
  • Record last updated2012 · 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.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Natalia Dematteo, NPPalo Alto, CA 943031881112381
  2. Fariba Hajy IseyedsoleimanPalo Alto, CA 943031366911786
  3. Tia WatsonPalo Alto, CA 943031477020915
  4. Claire Abrajano, P.N.P.Palo Alto, CA 943041427147040
  5. Christina Almgren, NPPalo Alto, CA 943041700853165
  6. Kristine Boyle, NPPalo Alto, CA 943041649368861
  7. Onica Kuch, NPPalo Alto, CA 943041588615181
  8. Tara Anne Laureano, NPPalo Alto, CA 943041720002322

Common questions

What is Gabriela Toache-Guerrero, NP's NPI number?

Gabriela Toache-Guerrero, NP's National Provider Identifier (NPI) is 1609980580, issued on Aug 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gabriela Toache-Guerrero, NP located?

The NPPES record lists a practice address at 1798-A Bay Road, East Palo Alto, CA, 94303. Phone: (650) 330-7400. Providers update this record themselves, so call before visiting.

How can I verify Gabriela Toache-Guerrero, NP's license?

NPPES lists California license number NP15549, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Gabriela Toache-Guerrero, NP prescribe under Medicare Part D?

In 2024, Gabriela Toache-Guerrero, NP had 120 Medicare Part D claims for 26 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.