NPPES file of Aug 9, 2026

Sylvia Santos Esperanza, NP

Family Nurse Practitioner · Walnut Creek, CA

Sylvia Santos Esperanza, NP is a family nurse practitioner with a practice address in Walnut Creek, California, and NPI 1104067297, issued on Mar 18, 2009. Check the license (California 18827, 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
1104067297
Name
Sylvia Santos Esperanza
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
18827 CA
Self-reported in NPPES; status is on the state search
Practice location
450 N Wiget LN, Walnut Creek, CA 94598
Phone
(925) 691-9806
Enumerated
Mar 18, 2009
Record last updated
Jan 3, 2022
Fax
(925) 691-9807
Medicare enrollment
Enrolled (PECOS I20141003002182); 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 450 N Wiget LN

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

  1. Sharmin AliFamily Nurse Practitioner1164996112
  2. Kasra Amirdelfan, MDPain Medicine Physician1033113642
  3. Harkamaljit Chagger, FNPFamily Nurse Practitioner1245007269
  4. Angela Danko, NPNurse Practitioner1417214776
  5. Neesha Dave, D.O.Physical Medicine & Rehabilitation Physician1386850253
  6. Jared DomaguingNurse Practitioner1609657741

Verify Sylvia Santos Esperanza 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 18827    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. Permanente Medical Group IncSan Francisco, CA

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

107 family nurse practitioner records list a practice address in Walnut Creek

They are 107 of the 6,170 NPPES records with a practice address in Walnut Creek, and 16,966 family nurse practitioner records in California.

All 107 in Walnut Creek → All 16,966 in California → Every provider in Walnut Creek →

Other family nurse practitioner records in California

  1. Danielle Aaroe, FAMILY NURSE PRACTITOroville, CA1750767083
  2. Joshua AaronMission Hills, CA1477291805
  3. Orly Aaron, NPSan Francisco, CA1376912451
  4. Paris Gilbert Russ AaronSacramento, CA1871079111
  5. Tiffanne Aaronsen, FNPIndio, CA1568191807
  6. Alvin Joseph Abad, FNP-CSan Francisco, CA1154919306
  7. Frances Abad, FNPLos Angeles, CA1053504514
  8. Nnenna AbaezeLong Beach, CA1457820763
  9. Raymond Abagat, FNPTorrance, CA1306685821
  10. Ashley AbalCastaic, CA1740140698

Common questions

What is Sylvia Santos Esperanza, NP's NPI number?

Sylvia Santos Esperanza, NP's National Provider Identifier (NPI) is 1104067297, issued on Mar 18, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Sylvia Santos Esperanza, NP located?

The NPPES record lists a practice address at 450 N Wiget LN, Walnut Creek, CA, 94598. Phone: (925) 691-9806. Providers update this record themselves, so call before visiting.

How can I verify Sylvia Santos Esperanza, NP's license?

NPPES lists California license number 18827, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.