DR. BRIAN LINH NGUYEN M.D.
NPI 1851314512
Internal Medicine in Sun City, CA

Q: What is Brian Nguyen's NPI number?

The NPI number for Brian Nguyen is 1851314512. It was assigned to this individual provider in the NPPES registry on July 25, 2006.

Q: What is Brian Nguyen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Brian Nguyen was last updated on December 21, 2011. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since July 25, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 05D0984303 · Waiver

29798 HAUN RD, SUITE 108, SUN CITY, CA 92586(951) 301-9339(951) 301-3980 Get Directions Write a Review

NPPES record last updated: December 21, 2011. Verified against the NPPES registry weekly; last sync: July 19, 2026.

On this page

About Dr. Brian Linh Nguyen M.d. NPPES

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

DR. BRIAN LINH NGUYEN M.D. (NPI 1851314512) is an individual internal medicine provider in Sun City, California, licensed in California (A53427) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through March 18, 2027, and is a graduate of Other (1993).

NPPES Registry Identity

NPI1851314512

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. BRIAN LINH NGUYENCredential: M.D.

Location Address29798 HAUN RD, SUITE 108Sun City, CA 92586-6541

Mailing AddressPo Box 2051Sun City, CA 92586-1051 · (951) 301-9339 · Fax (951) 301-3980

Phone(951) 301-9339

Fax(951) 301-3980

Sole ProprietorYes

Medical School CMSOtherGraduated 1993

Enumeration DateJuly 25, 2006

Last NPPES UpdateDecember 21, 2011

✔ NPI 1851314512 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in CA · A53427

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

29798 HAUN RD, Sun City, CA 92586

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Other Identifiers 6

Other110219240Railroad Medicare

Medicare UPING64785CA

Medicaid00A534270CA

Medicare PIN00A534270CA

Medicaid00A534271CA

Medicare PIN00A534271CA

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. Brian Linh Nguyen M.d. 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 ID4183646888

PECOS Enrollment IDI20060214000481

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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D0984303

Brian L Nguyen MD Inc · Sun City, CA

Active · expires Mar 18, 2027

CLIA Number05D0984303

Laboratory TypePhysician Office

Certificate Effective DateMarch 19, 2025

Certificate Expiration DateMarch 18, 2027

Laboratory DirectorBrian L. Nguyen MD

Laboratory Phone(951) 301-9339

Laboratory LocationBrian L Nguyen MD Inc29798 Haun Road #108, Sun City, CA 92586

CLIA data matches this NPI record on: Address Phone

This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 20

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, 40-54 minutes 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

328 services235 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

325 services325 patients

Established patient office or other outpatient visit, 20-29 minutes 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.

183 services112 patients

Established patient office or other outpatient visit, 10-19 minutes 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

175 services130 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

160 services54 patients

Established patient office or other outpatient visit, 30-39 minutes 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.

134 services107 patients

Urinalysis, manual test 81002

A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.

116 services86 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and G0180

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

69 services43 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

40 services39 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

40 services40 patients

Injection, ketorolac tromethamine, per 15 mg J1885

Ketorolac tromethamine is a medication administered through injection, often used to manage moderate to severe pain. Each 15 mg dose helps to reduce hormones causing inflammation and pain in the body. It is not recommended for long-term use.

40 services22 patients

Influenza vaccine, quadrivalent derived from cell cultures 90756

The quadrivalent influenza vaccine, derived from cell cultures, is a flu shot that protects against four different flu viruses. It's made in labs using cell cultures instead of eggs, making it a good option for those with egg allergies. It's a crucial tool in preventing the flu.

38 services38 patients

Transitional care management services for problem of high complexity 99496

Transitional care management services are designed to ensure a smooth transition from a hospital to home or another care setting for patients with complex health issues. These services include medication management, patient education, and coordination with healthcare providers.

36 services33 patients

New patient office or other outpatient visit, 60-74 minutes 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

34 services34 patients

Destruction of precancer skin growth, 1 growth 17000

"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.

32 services31 patients

Removal of impacted ear wax 69210

Impacted ear wax removal is a safe procedure to clear blockages in the ear canal caused by hardened ear wax. A healthcare professional uses specialized tools or a gentle irrigation method to loosen and remove the wax, improving hearing and alleviating discomfort.

32 services30 patients

Injection, methylprednisolone acetate, 40 mg J1030

Methylprednisolone acetate is a medication given through an injection. It's a type of corticosteroid, which reduces inflammation and immune responses. It can be used to treat various conditions like arthritis, allergies, and skin diseases. This dose is 40 mg.

29 services23 patients

Destruction of precancer skin growth, 2-14 growths 17003

This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.

25 services16 patients

Telephone medical discussion with physician, 5-10 minutes 99441

A telephone medical discussion with a physician is a brief, 5-10 minute call where you can discuss your health concerns. It's a convenient way to receive medical advice without needing to visit a clinic. It's important to prepare questions in advance to make the most of this time.

22 services20 patients

Transitional care management services for problem of moderate complexity 99495

Transitional care management services focus on coordinating and managing your care after you leave the hospital. For moderate complexity problems, this involves managing your medications, arranging further treatments, and ensuring you have the necessary follow-ups.

17 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92586 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

$136.04 typical visit price

range $59.60 – $179.42

Typical copayment $34.01 (range $14.90 – $44.85)

Most-billed visit code 99204

Established Patient

$104.64 typical visit price

range $19.37 – $146.42

Typical copayment $26.16 (range $4.84 – $36.60)

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.

Referred Medical Equipment & Supplies CMS DME claims 12

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

18 suppliers50 claims156 services$5.19 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

9 suppliers23 claims33 services$1.04 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

5 suppliers14 claims80 services$1.75 avg. paid by Medicare

Powered pressure reducing mattress overlay/pad, alternating, with pump, includes heavy duty E0181

DME-Other DME · category DE000N

1 supplier16 claims16 services$11.77 avg. paid by Medicare

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

2 suppliers28 claims28 services$14.38 avg. paid by Medicare

Nebulizer, with compressor E0570

DME-Other DME · category DE000N

3 suppliers47 claims47 services$4.46 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

DAVID C STANFORD MD

Internal Medicine

29798 HAUN RD, STE 308
SUN CITY, CA 92586

Riverside County (951) 301-7611

DR. EDIVINA B. GONZALES M.D.

Internal Medicine

29798 HAUN RD, SUITE 106
SUN CITY, CA 92586

Riverside County (951) 301-3588

DR. PATRICK D. GONZALES M.D.

Internal Medicine

29798 HAUN RD, SUITE 106
SUN CITY, CA 92586

Riverside County (951) 301-3588

PATRICK & EDIVINA GONZALES MEDICAL GROUP INC

Internal Medicine

29798 HAUN RD, SUITE 106
MENIFEE, CA 92586

Riverside County (951) 301-3588

LYNDA MOLSTAD DDS

Dentist (General Practice)

29798 HAUN RD, STE 303
SUN CITY, CA 92586

Riverside County (951) 679-7773

ELENA NICOLA PA-C

Physician Assistant (Medical)

29798 HAUN RD, SUITE 104
SUN CITY, CA 92586

Riverside County (951) 672-3332

LINDA EVANS MD

Internal Medicine

29798 HAUN RD, SUITE 104
SUN CITY, CA 92586

Riverside County (951) 672-3332

SOUTHLAND ARTHRITES AND OSTEOPOROSIS MEDICAL CENTER INC

Internal Medicine (Rheumatology)

29798 HAUN RD, SUITE 301
MENIFEE, CA 92586

Riverside County (951) 672-1866

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 Brian Nguyen's NPI number?

The NPI number for Brian Nguyen is 1851314512. It was assigned to this individual provider in the NPPES registry on July 25, 2006.

Where is Brian Nguyen located?

Brian Nguyen practices at 29798 Haun Rd Suite 108, Sun City, CA 92586. The listed phone number is (951) 301-9339.

What is Brian Nguyen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Brian Nguyen enrolled in Medicare?

Yes. Brian 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.

Does Brian Nguyen hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D0984303) is associated with this NPI, valid through March 18, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Brian Nguyen was last updated on December 21, 2011. NPI Profile syncs with the weekly NPPES data releases published by CMS.

About Dr. Brian Linh Nguyen M.d. NPPES

NPPES Registry Identity

Specialties & Licenses

Other Identifiers 6

Medicare Participation & PECOS CMS

Medicare Enrollment Status

CLIA Laboratory Certificates CMS CLIA

Certificate of Waiver · 05D0984303

Areas of Expertise CMS Part B claims 20

Physician Visit Costs CMS claims · ZIP area

Referred Medical Equipment & Supplies CMS DME claims 12

Other Providers at the Same Location NPPES 20

Frequently Asked Questions NPPES & CMS

What is Brian Nguyen's NPI number?

Where is Brian Nguyen located?

What is Brian Nguyen's specialty?

Is Brian Nguyen enrolled in Medicare?

Does Brian Nguyen hold a CLIA laboratory certificate?

When was this NPI record last updated?

Certificate of Waiver 05D0984303