Efren Sison Valenzuela, M.D.
Pediatrics Physician · Los Angeles, CA
Efren Sison Valenzuela, M.D. is a pediatrics physician with a practice address in Los Angeles, California, and NPI 1699705822, issued on Jul 4, 2006. Check the license (California A40381, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Efren Sison Valenzuela
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- A40381 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1704 W Manchester Ave, Los Angeles, CA 90047
- Phone
- (323) 778-6215
- Enumerated
- Jul 4, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (323) 778-6312
- Medicaid ID
- 00A403810 CA
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 1704 W Manchester Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Efren Sison Valenzuela in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A40381Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $25.71
1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Efren Sison Valenzuela among 9,272 pediatrics physician records in California
Efren Sison Valenzuela, M.D. is one of 9,272 pediatrics physician records with a practice address in California. 31% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 56% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2007 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
919 pediatrics physician records list a practice address in Los Angeles
They are 919 of the 69,537 NPPES records with a practice address in Los Angeles, and 9,272 pediatrics physician records in California.
All 9,272 in California → Every provider in Los Angeles → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Potenciano Paredes, M.D.Los Angeles, CA 900471104856335
- Harold Amer, M.D.Los Angeles, CA 900481447237359
- Aviva Biederman, M.D.Los Angeles, CA 900481073617650
- David Bluestone, M.D.Los Angeles, CA 900481740329804
- Cathy McElveen, D.O.West Hollywood, CA 900481114982675
- Richard Miller, M.D.Los Angeles, CA 900481538279989
- Farzin Mousavi, DDSLos Angeles, CA 900481831180314
- Cesar Ochoa-Lubinoff, M.D.Los Angeles, CA 900481508803131
Common questions
What is Efren Sison Valenzuela, M.D.'s NPI number?
Efren Sison Valenzuela, M.D.'s National Provider Identifier (NPI) is 1699705822, issued on Jul 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Efren Sison Valenzuela, M.D. located?
The NPPES record lists a practice address at 1704 W Manchester Ave, Los Angeles, CA, 90047. Phone: (323) 778-6215. Providers update this record themselves, so call before visiting.
How can I verify Efren Sison Valenzuela, M.D.'s license?
NPPES lists California license number A40381, 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.