Tiffany Mai Nguyen, MD

Internal Medicine

(833) 574-2273Downey, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Patients across CA can see Tiffany Mai Nguyen, MD in person in Downey or via virtual visit — no travel required. A physician who provides long-term, comprehensive care in the office and the hospital.

1 of 3,565 Internal Medicine providers in CASee all Internal Medicine in Downey5+ years experienceNPI since 2021

Older · 558dNPPES updated 2024-10-25 · verify on CMS

Contact & Location

Practice Location

9449 Imperial Hwy, Downey, CA 90242-2814

Industry Payment Transparency

$140 received from industry

1 transaction reported in 2024 ·Low tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Tiffany Mai Nguyen's NPI.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Board certified · Aug 21, 2024

    CMS-verified certification date

  2. 5 years in practice

    Established

Internal MedicineAllopathic & Osteopathic Physicians

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.

Taxonomy: 207R00000X

Virtual Internal Medicine Care With Tiffany Mai Nguyen

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Tiffany Mai Nguyen for follow-ups, medication reviews, and ongoing care — no travel to Downey required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Tiffany Mai Nguyen

Dr. Nguyen is listed as active in the NPI registry with telehealth listed in Downey, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (833) 574-2273.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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