VA Diagnostic Code 6100: Hearing Loss — Rating Criteria, Audiogram Standards, and C&P Exam Strategy

What Is VA Diagnostic Code 6100?

DC 6100 is the code VA uses to rate hearing impairment under 38 CFR Part 4, Schedule for Rating Disabilities. It covers sensorineural hearing loss, conductive hearing loss, and mixed hearing loss. Hearing impairment is one of the most common service-connected conditions among veterans — more than 2.7 million veterans receive compensation for hearing loss or tinnitus.

Unlike most VA diagnostic codes, DC 6100 ratings are determined entirely by a standardized audiological examination — not by subjective symptom reports. The examiner measures two things: your puretone average thresholds and your speech discrimination (speech recognition) score. Those two numbers, combined using VA's published tables, determine your rating percentage.

How VA Rates Hearing Loss: The Audiogram Tables

VA uses a two-step process to convert audiogram results into a disability rating. This process is set out in 38 CFR Part 4, §4.85 and §4.86.

Step 1: Puretone Threshold Average (Table VI)

VA averages your hearing thresholds at four frequencies: 1000 Hz, 2000 Hz, 3000 Hz, and 4000 Hz. This average is your "puretone threshold average" (PTA). The higher the number (in decibels), the worse the hearing loss.

Step 2: Speech Discrimination Score (Table VII)

Your audiologist will also measure your speech recognition score — what percentage of spoken words you can correctly identify. Scores range from 0% (cannot understand speech at all) to 100% (perfect word recognition). A higher score is better.

Step 3: Combine Using Table VIa

VA combines your PTA and speech discrimination score using Table VIa to determine a Roman numeral category (I through XI), which then maps to a disability percentage for each ear individually.

DC 6100 Disability Ratings by Ear Combination

Once VA determines the Roman numeral category for each ear, it cross-references both ears in a final "Combined Table" to reach the overall percentage. This is why bilateral hearing loss matters — both ears are rated independently, then combined.

Roman Numeral Category	General Severity Description	Example PTA / Speech Combo
I	Minimal loss, near-normal function	PTA ~40 dB / Speech ~94%
II	Mild loss	PTA ~50 dB / Speech ~88%
III	Moderate loss	PTA ~60 dB / Speech ~80%
IV	Moderate-severe loss	PTA ~70 dB / Speech ~70%
V–XI	Severe to profound loss	Higher PTA / lower speech scores

DC 6260 Tinnitus: The Automatic Add-On

Tinnitus (ringing in the ears) is rated separately under DC 6260 and is almost always service-connected alongside hearing loss when there is documented noise exposure. The rules:

• 10% rating: applies whether tinnitus is unilateral (one ear) or bilateral (both ears) — it is always 10%, never higher for rating purposes, though bilateral tinnitus still only rates 10% total under DC 6260
• Tinnitus is rated separately and adds to your combined disability percentage through the standard VA combined rating formula
• Service connection for tinnitus requires: current diagnosis + noise exposure during service (MOS/AFSC records, deployment records, buddy statements) + nexus between service noise and current tinnitus

Service Connection Strategy for Hearing Loss

To establish service connection for DC 6100, you need three elements:

1. Current diagnosis: An audiological examination confirming hearing loss meeting VA's impairment standards (a finding that normal thresholds were not present at discharge)
2. In-service event or occurrence: Your military occupational specialty (MOS/AFSC), deployment records, or separation audiogram showing a threshold shift from entry to exit
3. Nexus: A connection between your service noise exposure and current hearing loss — often established by the C&P examiner or an independent audiologist's IMO

Separation Audiogram Threshold Shifts

One of the strongest evidence documents for hearing loss service connection is a threshold shift between your entry audiogram (MEPS or induction) and your separation audiogram. A significant shift at 3000 Hz or 4000 Hz is highly probative of noise-induced hearing loss.

Request both audiograms via VA Form 4142 (authorization to release records from private providers) and VA Form 180 (request for service records from the National Personnel Records Center). A VSO or claims agent can help request your service treatment records through the NPRC.

MOS/AFSC Noise Exposure Presumptive Evidence

VA adjudicators recognize certain military occupations as inherently high-noise environments. Infantry, artillery, armor, aviation crew, and heavy equipment operators all have documented occupational noise exposure that supports service connection without an additional nexus letter in most cases. Your DD-214 MOS code is evidence of exposure.

What to Expect at Your C&P Exam for Hearing Loss

The C&P examination for hearing loss is conducted by a licensed audiologist, not a general practitioner. The examiner will:

• Administer a puretone audiometric test across multiple frequencies
• Conduct a speech recognition test (word identification score)
• Review your service records for documented noise exposure and prior audiograms
• Provide a nexus opinion (at least as likely as not) if the evidence supports service connection

Related Diagnostic Codes

Hearing conditions often involve multiple diagnostic codes. The most commonly paired codes with DC 6100 are:

• DC 6260 — Tinnitus (ringing/buzzing in ears)
• DC 6200 — Chronic suppurative otitis media (ear infection-related)
• DC 6204 — Peripheral vestibular disorders (balance/dizziness)
• DC 6205 — Meniere's syndrome (vertigo, hearing loss, tinnitus triad)

Veterans with acoustic trauma sometimes also develop secondary conditions such as depression or social isolation that can be service-connected as secondary to DC 6100 hearing loss.

Increasing a Hearing Loss Rating: Supplemental Claims

If you were previously denied or rated at 0% for hearing loss, several paths exist to increase your rating:

• Supplemental Claim: New audiological evidence showing worsened thresholds since the last rating — annual audiograms showing progressive loss are strong new evidence
• Higher-Level Review (HLR): If the original decision applied the wrong Table VI/VIa lookup or failed to combine bilateral ratings correctly
• CUE (Clear and Unmistakable Error): If VA used the wrong frequencies (e.g., included 500 Hz or 8000 Hz in the puretone average) in a prior rating decision