Julien Nguyen
Critical Care Medicine (Internal Medicine) Physician · Sylmar, CA
Julien Nguyen is a critical care medicine (internal medicine) physician with a practice address in Sylmar, California, and NPI 1417377714, issued on Apr 24, 2014. Check the license (California A141012, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Julien Nguyen
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- A141012 CA
Self-reported in NPPES; status is on the state search - Practice location
- 14445 Olive View Dr, Sylmar, CA 91342
- Phone
- (818) 364-3205
- Enumerated
- Apr 24, 2014
- Record last updated
- Aug 7, 2024
- Fax
- (818) 364-4573
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 723 in California → Look up another NPI →
Also registered at 14445 Olive View Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nasser Abdo, MDInternal Medicine Physician1306911649
- Gezman Abdullahi, M.D.Internal Medicine Physician1225394380
- Moyosore Abere, NPNurse Practitioner1225667314
- Ammini Abraham, MDAnesthesiology Physician1467531541
- Margarita Acosta, RN, AGACNPAcute Care Nurse Practitioner1609202415
- Fredric Adler, MDInternal Medicine Physician1356376735
Verify Julien Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A141012Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
263 Medicare Part D claims for 78 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 54% of claims.
Most prescribed
- Albuterol Sulfate Hfa61 claims
- Advair Hfa39 claims
- Spiriva Respimat39 claims
- Wixela Inhub23 claims
- Furosemide19 claims
- Montelukast Sodium12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $18.49
1 payment: food and beverage; the largest payer was Baxter Healthcare. The 2,708 providers of this specialty with any payment received $2,958.68 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.
Julien Nguyen among 723 critical care medicine (internal medicine) physician records in California
Julien Nguyen is one of 723 critical care medicine (internal medicine) physician records with a practice address in California. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 78% of them.
- NPI issued2014 · 78% of these records are older, 19% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileNo · 77% of these records are
- Record last updated2024 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in California
There are 723 critical care medicine (internal medicine) physician records in California.
All 723 in California → Every provider in Sylmar → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Vincent Chan, M.D.Sylmar, CA 913421891929956
- John Lin, M.D.Valencia, CA 913551972558138
- Roman Nepomuceno, MDPorter Ranch, CA 913261417715558
- Sasan Sani, M.D.Northridge, CA 913251760702179
- Shahriar Ghodsian, MDThousand Oaks, CA 913601699728410
- Albert Lim, MDWoodland Hills, CA 913671134296007
- Arian Torbati, MDWoodland Hills, CA 913671750420451
- Ali Atabaki, M.D.Calabasas, CA 913021619105426
Common questions
What is Julien Nguyen's NPI number?
Julien Nguyen's National Provider Identifier (NPI) is 1417377714, issued on Apr 24, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Julien Nguyen located?
The NPPES record lists a practice address at 14445 Olive View Dr, Sylmar, CA, 91342. Phone: (818) 364-3205. Providers update this record themselves, so call before visiting.
How can I verify Julien Nguyen's license?
NPPES lists California license number A141012, 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.
How much does Julien Nguyen prescribe under Medicare Part D?
In 2024, Julien Nguyen had 263 Medicare Part D claims for 78 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. Part D covers Medicare prescriptions 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.