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DR. TUAN NGUYEN MD
NPI 1730270380
Internal Medicine - Gastroenterology in San Diego, CA

Active since September 27, 2006PECOS EnrolledAccepts Medicare Assignment
4141 FAIRMOUNT AVE, SUITE #201, SAN DIEGO, CA 92105(858) 278-5293(619) 278-5393 Get Directions Write a Review

NPPES record last updated: February 2, 2009. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Tuan Nguyen Md NPPES

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

DR. TUAN NGUYEN MD (NPI 1730270380) is an individual gastroenterology provider in San Diego, California, licensed in California (G68761) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of Medical College Of Wisconsin (1988).

NPPES Registry Identity

NPI1730270380
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. TUAN NGUYENCredential: MD
Location Address4141 FAIRMOUNT AVE, SUITE #201San Diego, CA 92105-1609
Mailing AddressPo Box 420988San Diego, CA 92142-0988 · (619) 563-4040 · Fax (619) 563-1204
Phone(858) 278-5293
Fax(619) 278-5393
Sole ProprietorYes
Medical School CMSMedical College Of WisconsinGraduated 1988
Enumeration DateSeptember 27, 2006
Last NPPES UpdateFebruary 2, 2009
✔ NPI 1730270380 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · G68761
Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

4141 FAIRMOUNT AVE, San Diego, CA 92105
Open in Google Maps ↗

Other Identifiers 4

Medicare PING68761
Medicare UPINF38985
Medicare ID-Type UnspecifiedG68761CA
Medicaid00G687611CA

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 Nguyen Md 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 ID4082751227
PECOS Enrollment IDI20091021000321
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 10

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
177 services107 patients
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito G0500
Moderate sedation is a method where a physician uses medication to help you relax during a gastrointestinal endoscopy. An independent trained observer will be present to monitor your vital signs and ensure your safety throughout the procedure. It's a common and safe practice.
45 services42 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
36 services30 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
26 services22 patients
Ultrasound scan of organ tissue for measuring elasticity 76981
An ultrasound scan of organ tissue measures elasticity, or flexibility. This non-invasive procedure uses sound waves to create images of the inside of your body. It helps in assessing the health of various organs by detecting changes in their stiffness or softness.
25 services25 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
25 services25 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92105 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$140.22 typical visit price
range $62.10 – $184.71
Typical copayment $35.05 (range $15.52 – $46.17)
Most-billed visit code 99204
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

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

TUAN NGUYEN, M.D., INC
Internal Medicine (Gastroenterology)
4141 FAIRMOUNT AVE, SUITE #201
SAN DIEGO, CA 92105
San Diego County (619) 563-4040

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 1730270380. It was assigned to this individual provider in the NPPES registry on September 27, 2006.

Where is Tuan Nguyen located?

Tuan Nguyen practices at 4141 Fairmount Ave Suite #201, San Diego, CA 92105. The listed phone number is (858) 278-5293.

What is Tuan Nguyen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

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 February 2, 2009. NPI Profile syncs with the weekly NPPES data releases published by CMS.