NPPES file of Aug 9, 2026

Javier Amu Sierra, MD

Pediatrics Physician · Reedley, CA

Javier Amu Sierra, MD is a pediatrics physician with a practice address in Reedley, California, and NPI 1871689299, issued on Oct 5, 2006. Check the license (California A81420, as entered in NPPES) on the Medical Board of California; 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
1871689299
Name
Javier Amu Sierra
Credential
MD
Primary taxonomy
Pediatrics Physician 208000000X
License number
A81420 CA
Self-reported in NPPES; status is on the state search
Practice location
1121 F St, Reedley, CA 93654
Phone
(559) 743-7340
Enumerated
Oct 5, 2006
Record last updated
Jun 3, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(559) 743-7395
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 1121 F St

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

  1. Magdalena Ruiz, FNPFamily Nurse Practitioner1285817809
  2. Roberto Santoyo, P.A.Adult Psychiatric/Mental Health Clinical Nurse Specialist1730274283

Verify Javier Amu Sierra in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A81420
    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
Open the California license search

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Industry payments in 2024: $454.43

9 payments; by number, the most common kind was food and beverage; the largest payer was Incyte Corporation. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Javier Amu Sierra$454.43
  2. Specialty average$842.05

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

8 pediatrics physician records list a practice address in Reedley

They are 8 of the 247 NPPES records with a practice address in Reedley, and 9,272 pediatrics physician records in California.

Other pediatrics physician records in California

  1. Subha Aahlad, M.D.Foster City, CA1780610253
  2. Rebecca Aaronson, MDPanorama City, CA1487746814
  3. Gregorio Abad-Santos, M.D.Long Beach, CA1255451894
  4. Michelle Abajian, MDLa Canada, CA1619176757
  5. Joseph Abapo, MDRiverside, CA1841348786
  6. Zvart Abaryan, MDLos Angeles, CA1154940849
  7. Lauren Abbas, MDLos Angeles, CA1982163796
  8. Attia Abbasi, M.D.Auburn, CA1922027127
  9. Denise AbbasiParadise, CA1770062341
  10. Alexandra Abbott, MDPalo Alto, CA1760018675

Common questions

What is Javier Amu Sierra, MD's NPI number?

Javier Amu Sierra, MD's National Provider Identifier (NPI) is 1871689299, issued on Oct 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Javier Amu Sierra, MD located?

The NPPES record lists a practice address at 1121 F St, Reedley, CA, 93654. Phone: (559) 743-7340. Providers update this record themselves, so call before visiting.

How can I verify Javier Amu Sierra, MD's license?

NPPES lists California license number A81420, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.