NPPES file of Aug 9, 2026

Sindhu Alexander, MSN, APRN, AGNP-C

Primary Care Nurse Practitioner · Castro Valley, CA

Sindhu Alexander, MSN, APRN, AGNP-C is a primary care nurse practitioner with a practice address in Castro Valley, California, and NPI 1508670399, issued on Feb 3, 2025. Check the license (California AG02250011, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1508670399
Name
Sindhu Alexander
Credential
MSN, APRN, AGNP-C
Primary taxonomy
Primary Care Nurse Practitioner 363LP2300X
License number
AG02250011 CA
Self-reported in NPPES; status is on the state search
Practice location
19196 Mount Lassen Dr, Castro Valley, CA 94552
Phone
(510) 461-2542
Enumerated
Feb 3, 2025
Record last updated
Feb 3, 2025
Medicare enrollment
Enrolled (PECOS I20250604000802); 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 19196 Mount Lassen Dr

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

  1. Daniel Alexander, EMTBasic Emergency Medical Technician1598453268

Verify Sindhu Alexander 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 AG02250011
    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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Bills Medicare through one group practice

  1. Sutter Bay Medical FoundationBurlingame, CA

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

Sindhu Alexander among 1,131 primary care nurse practitioner records in California

Sindhu Alexander, MSN, APRN, AGNP-C is one of 1,131 primary care nurse practitioner records with a practice address in California. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 85% of them.

  • NPI issued2025 · 85% of these records are older, 5% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileYes · 35% of these records are
  • Graduated2019 · median 2019 among the 398 with a school on file
  • Record last updated2025 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP2300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Primary Care Nurse Practitioner providers in California

There are 1,131 primary care nurse practitioner records in California.

The 8 primary care nurse practitioner records with the nearest ZIP codes

  1. Courtney Vu, FNP-BCLivermore, CA 945511508610155
  2. Donna Bierut, MSN, FNP-BCLivermore, CA 945501073883013
  3. Martin Roco, FNPNapa, CA 945581255683140
  4. Ronald Tamarisk, N.P.Napa, CA 945581891754396
  5. Nancy Tamarisk, N.P.Napa, CA 945581821058611
  6. Christine Seeley, NURSE PRACTITIONERHayward, CA 945451922519784
  7. Andrew Mery, DNP, AGNP-COakley, CA 945611679362263
  8. Chrystal Joy JuradoHayward, CA 945411023635513

Common questions

What is Sindhu Alexander, MSN, APRN, AGNP-C's NPI number?

Sindhu Alexander, MSN, APRN, AGNP-C's National Provider Identifier (NPI) is 1508670399, issued on Feb 3, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Sindhu Alexander, MSN, APRN, AGNP-C located?

The NPPES record lists a practice address at 19196 Mount Lassen Dr, Castro Valley, CA, 94552. Phone: (510) 461-2542. Providers update this record themselves, so call before visiting.

How can I verify Sindhu Alexander, MSN, APRN, AGNP-C's license?

NPPES lists California license number AG02250011, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.