James Aguiar, MD
Internal Medicine Physician · Baldwin Park, CA
James Aguiar, MD is an internal medicine physician with a practice address in Baldwin Park, California, and NPI 1144378126, issued on Jan 8, 2007. Check the license (California G34540, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- James Aguiar
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G34540 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1011 Baldwin Park Blvd, Baldwin Park, CA 91706
- Phone
- (626) 851-1011
- Enumerated
- Jan 8, 2007
- Entity
- Type 1 · individual
Also registered at 1011 Baldwin Park Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sarah Abdulla, M.D.Surgery Physician1699200840
- Julia Aburto-Erazo, NPNurse Practitioner1922175777
- Mauricio Acevedo, MDInternal Medicine Physician1659442614
- Helen Achio, PHARM.D.Pharmacist1225114614
- Olufemi Adenuga, M.D, MPHCritical Care Medicine (Internal Medicine) Physician1134389125
- Soma Agarwal, MDOphthalmology Physician1437220316
Verify James Aguiar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G34540Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
60 internal medicine physician records list a Baldwin Park practice address
They are 60 of the 1,055 NPPES records with a Baldwin Park practice address, and 20,403 internal medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 60 in Baldwin Park → All 20,403 in California → Every provider in Baldwin Park →
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- Alexander Abary, MDLong Beach, CA1104995919
- Luba Abascal, MDSan Francisco, CA1023180874
- Michael Abate, MDSacramento, CA1548248131
- Wali Abawi, D.O.Joshua Tree, CA1104362268
Common questions
What is James Aguiar, MD's NPI number?
James Aguiar, MD's National Provider Identifier (NPI) is 1144378126, issued on Jan 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is James Aguiar, MD located?
The NPPES record lists a practice address at 1011 Baldwin Park Blvd, Baldwin Park, CA, 91706. Phone: (626) 851-1011. Providers update this record themselves, so call before visiting.
How can I verify James Aguiar, MD's license?
NPPES lists California license number G34540, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.