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DR. TUAN ANH NGUYEN D.O.
NPI 1861636037
General Acute Care Hospital in Anaheim, CA

Active since April 30, 2009PECOS EnrolledAccepts Medicare Assignment
3440 E LA PALMA AVE, ANAHEIM, CA 92806(714) 644-2000 Get Directions Write a Review

NPPES record last updated: December 2, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 2, 2021, Jul 9, 2020, Sep 28, 2018 (3 updates tracked since 2018).

About Dr. Tuan Anh Nguyen D.o. NPPES

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

DR. TUAN ANH NGUYEN D.O. (NPI 1861636037) is an individual general acute care hospital provider in Anaheim, California, licensed in California (20A11388) and active in the NPI registry since April 2009. He is enrolled in Medicare PECOS, maintains a secondary practice location in Irvine, and is a graduate of Other (2005).

NPPES Registry Identity

NPI1861636037
Entity TypeIndividualMale
Primary Taxonomy282N00000X
Provider Legal NameDR. TUAN ANH NGUYENCredential: D.O.
Location Address3440 E LA PALMA AVEAnaheim, CA 92806-2020
Mailing Address345 Sheridan Ave Apt 106Palo Alto, CA 94306-2034 · (949) 370-2418
Phone(714) 644-2000
Sole ProprietorYes
Medical School CMSOtherGraduated 2005
Enumeration DateApril 30, 2009
Last NPPES UpdateDecember 2, 20213 updates tracked since enumeration
NPPES CertifiedDecember 2, 2021
✔ NPI 1861636037 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyGeneral Acute Care HospitalHospitals
Taxonomy Code282N00000X
License✔ Licensed in CA · 20A11388
Definition
An acute general hospital is an institution whose primary function is to provide inpatient diagnostic and therapeutic services for a variety of medical conditions, both surgical and non-surgical, to a wide population group. The hospital treats patients in an acute phase of illness or injury, characterized by a single episode or a fairly short duration, from which the patient returns to his or her normal or previous level of activity.
Also ListedEmergency MedicineTaxonomy 207P00000X · License 11012792A (IN)
3440 E LA PALMA AVE, Anaheim, CA 92806
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Secondary Practice Location 1

Location 14 PalermoIrvine, CA 92614-7315 · Phone (949) 923-9046

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Tuan Anh Nguyen D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4385768951
PECOS Enrollment IDI20110809000658
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.

Other Providers at the Same Location NPPES 20

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

DR. STEPHEN SEONGEUN KOH M.D., PH.D.
Pathology (Anatomic Pathology & Clinical Pathology)
3440 E LA PALMA AVE, KAISER ANAHEIM, DEPT OF PATHOLOGY
ANAHEIM, CA 92806
Orange County (714) 644-6160
STEPHEN WAYNE LEONG
Technician, Other
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-7570
DWIGHT MARSHALL TAN VILLANUEVA RRT
Respiratory Therapist, Registered
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-2000
HALEY MARTIN
Nurse Anesthetist, Certified Registered
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (317) 644-9054
DR. ANDREW J HWANG M. D.
Radiology (Diagnostic Radiology)
3440 E LA PALMA AVE, AMC DEPARTMENT OF RADIOLOGY
ANAHEIM, CA 92806
Orange County (714) 644-2000
KRYSTYN PARKS RD
Dietitian, Registered
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-6750
LISA ANSALDO THEOS RRT-NPS
Technician, Other
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-7570
SMRITI SHRESTHA THEBE
Nurse Practitioner
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-6650

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 Tuan Nguyen's NPI number?

The NPI number for Tuan Nguyen is 1861636037. It was assigned to this individual provider in the NPPES registry on April 30, 2009.

Where is Tuan Nguyen located?

Tuan Nguyen practices at 3440 E La Palma Ave, Anaheim, CA 92806. The listed phone number is (714) 644-2000.

What is Tuan Nguyen's specialty?

The primary specialty registered for this NPI is General Acute Care Hospital with taxonomy code 282N00000X.

Is Tuan Nguyen enrolled in Medicare?

Yes. Tuan Nguyen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Tuan Nguyen was last updated on December 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.