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Vietnamese Medical Interpreters

Real-time AI medical interpretation in Vietnamese, in seconds, at a flat, predictable rate.

Dialects supported by Opalite:Northern VietnameseCentral VietnameseSouthern Vietnamese

There are 1.5 million speakers of Vietnamese in the United States.

Source: U.S. Census Bureau, 2017-2021 American Community Survey 5-year estimates.

Vietnamese speakers by state
StateSpeakers
California556,400
Texas229,800
Florida69,710
Washington67,150
Georgia54,830
Virginia49,320
Massachusetts44,470
Pennsylvania35,080
Oregon27,350
Illinois25,480
Louisiana24,700
North Carolina24,500
Minnesota21,170
Colorado21,140
Arizona21,100
Maryland20,430
Oklahoma16,750
Michigan15,320
Missouri13,300
Kansas12,770
Ohio11,970
Nevada11,110
Tennessee10,230
Hawaii10,120
Iowa9,083
Alabama8,563
Connecticut8,450
South Carolina8,430
Utah7,921
Indiana7,289
Nebraska6,533
Mississippi6,118
Arkansas4,701
New Mexico4,586
Wisconsin4,457
Kentucky3,994
New Hampshire2,216
Idaho1,809
Delaware1,752
District of Columbia1,484
West Virginia1,087
Maine832
North Dakota741
Montana621
Vermont356
Wyoming301

State counts reflect the 15 most reported non-English languages in each state’s ACS table. States where Vietnamese falls outside the top 15 are shown without shading; the national total includes every state.

The ACS groups Vietnamese with other Austro-Asiatic languages; figures are for that full group.

884,500

speakers of Vietnamese speak English less than “very well”: the federal threshold for needing language assistance.

58%

of Vietnamese speakers in the U.S. meet that limited-English definition.

556,400

people speak Vietnamese at home in California alone.

Source: U.S. Census Bureau, 2017-2021 American Community Survey 5-year estimates.

Meet Opalite.

Real-time AI medical interpretation in 150+ languages and dialects, connecting providers and patients in seconds.

  • Works on the devices care teams already carry: phones, tablets, computers, and telehealth platforms
  • Integrates with all EHRs
  • Built for HIPAA-compliant healthcare
  • SOC 2 Type II attested security controls

Unique Features to Consider for Vietnamese Translation

Every language has grammar that an interpreter must handle correctly. These are the Vietnamese features that the fewest other languages in the world share, according to the World Atlas of Language Structures (WALS).

Austro-Asiatic · Mon-Khmer · Vietic · Eurasia

2.2%

of the world’s languages share this trait

Vietnamese forms ordinals like “first” and “second” in several unrelated ways, so an interpreter must know each one to keep a dose schedule in order.

WALS 53A · Ordinal Numerals — Various

2.5%

of the world’s languages share this trait

Vietnamese adds no endings to show who owns what or who did what, so an interpreter reads roles entirely from word order and context.

WALS 25A · Locus of Marking: Whole-language Typology — Zero-marking

2.9%

of the world’s languages share this trait

Vietnamese says “make someone do” with a pair of verbs rather than an ending, so an interpreter must recognize the pair as a single instruction.

WALS 111A · Nonperiphrastic Causative Constructions — Compound but no morphological

Vietnamese in the WALS Categories

Word ordersubject, object and verb
SVO
Adpositionsprepositions or postpositions
Prepositions
Adjectivebefore or after the noun
Noun-Adjective
Demonstrativethis and that, before or after
Noun-Demonstrative
Numeralnumber before or after the noun
Numeral-Noun
Genitivepossessor before or after
Noun-Genitive
Relative clausebefore or after the noun
Noun-Relative clause
Morphologyprefixing or suffixing
Little affixation
Tonewhether pitch changes meaning
Complex tone system
Casesnumber of noun cases
No morphological case-marking
Gendersnumber of noun genders
None
Classifierscounting words for nouns
Obligatory

Source: Dryer, Matthew S. & Haspelmath, Martin (eds.) 2013. WALS Online, Max Planck Institute for Evolutionary Anthropology, Leipzig. Vietnamese entry: wals.info VIE. Licensed under CC BY 4.0. Values are reproduced as WALS codes them; each links to its datapoint. Clinical readings are Opalite’s inferences, not WALS’s.

FAQs About Vietnamese Medical Interpreters

Three states hold 56% of the nation’s Vietnamese speakers, and Vietnamese ranks in the published top-15 language tables of 46 states.

Source: U.S. Census Bureau, 2017-2021 American Community Survey 5-year estimates.

Measured error rates favor Opalite for Vietnamese encounters. Blinded head-to-head testing with physician-researchers from Johns Hopkins Medicine and the U.S. Department of Veterans Affairs found over 90% fewer errors than certified medical interpreters across the three tested languages, Spanish, Mandarin, and Cantonese. Vietnamese interpretation runs on that same engine, and Opalite Guardian checks each sentence as it goes. Clinics commonly begin with Opalite running in parallel, then send the large majority of Vietnamese encounters through it.

Hear every patient clearly.

Opalite gives patients who speak Vietnamese a voice in their own language. See it in action.