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DR. THOMAS T. NGUYEN M.D.
NPI 1356322861
Anesthesiology in Los Alamitos, CA

Active since November 10, 2005PECOS Enrolled
10904 REAGAN ST, LOS ALAMITOS, CA 90720(562) 596-3140 Get Directions Write a Review

NPPES record last updated: April 17, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 17, 2026, Jul 3, 2024 (2 updates tracked since 2024).

About Dr. Thomas T. Nguyen M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. THOMAS T. NGUYEN M.D. (NPI 1356322861) is an individual anesthesiology provider in Los Alamitos, California, licensed in California (G72340) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1356322861
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. THOMAS T. NGUYENCredential: M.D.
Location Address10904 REAGAN STLos Alamitos, CA 90720-2435
Mailing Address6100 Waterford District Dr Ste 450Miami, FL 33126-4692 · (888) 787-1598 · Fax (714) 795-6829
Phone(562) 596-3140
Sole ProprietorNo
Enumeration DateNovember 10, 2005
Last NPPES UpdateApril 17, 20262 updates tracked since enumeration
NPPES CertifiedApril 17, 2026
✔ NPI 1356322861 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · G72340
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
10904 REAGAN ST, Los Alamitos, CA 90720
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Thomas T. Nguyen M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Anesthesia for exam of colon using an endoscope 00812
Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.
28 services28 patients
Anesthesia for procedure on small and large bowel using an endoscope 00813
Anesthesia for an endoscopic procedure on the small and large bowel ensures comfort and relaxation during the procedure. It involves administering medicine to help you sleep or feel drowsy. This allows the doctor to examine your bowels without causing you discomfort or pain.
23 services23 patients
Anesthesia for lens surgery 00142
Anesthesia for lens surgery involves administering medication to numb the eye area, ensuring you feel no pain during the procedure. This can be a local anesthetic (numbing only the eye area) or general (where you're asleep). It helps make the surgery comfortable and stress-free.
20 services19 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
15 services14 patients
Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
14 services14 patients

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DALIA JENNIFER GOURGY M.D.
Anesthesiology
10904 REAGAN ST
LOS ALAMITOS, CA 90720
Orange County (562) 596-3140
TALBERT ANESTHESIA GROUP INCORPORATED
Anesthesiology
10904 REAGAN ST
LOS ALAMITOS, CA 90720
Orange County (562) 596-3140
REAGAN STREET SURGERY CENTER, LLC
Clinic/Center (Ambulatory Surgical)
10904 REAGAN ST
LOS ALAMITOS, CA 90720
Orange County (562) 596-3140

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Thomas Nguyen's NPI number?

The NPI number for Thomas Nguyen is 1356322861. It was assigned to this individual provider in the NPPES registry on November 10, 2005.

Where is Thomas Nguyen located?

Thomas Nguyen practices at 10904 Reagan St, Los Alamitos, CA 90720. The listed phone number is (562) 596-3140.

What is Thomas Nguyen's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Thomas Nguyen enrolled in Medicare?

Yes. Thomas Nguyen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Thomas Nguyen was last updated on April 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.