ICD-10-CM Diagnosis Code B96.4 - Proteus (mirabilis) (morganii) as the cause of diseases classified elsewhere (original) (raw)
ICD List 2025-2026 Edition
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- 2026 ICD-10-CM Code B96.4
Proteus (mirabilis) (morganii) as the cause of diseases classified elsewhere
ICD-10-CM Code:
B96.4
ICD-10 Code for:
Proteus (mirabilis) (morganii) causing dis classd elswhr
Is Billable?
Yes - Valid for Submission
Chronic Condition Indicator: [1]
Not chronic
Code Navigator:
B96.4 is a billable diagnosis code used to specify a medical diagnosis of proteus (mirabilis) (morganii) as the cause of diseases classified elsewhere. The code is valid during the current fiscal year for the submission of HIPAA-covered transactions from October 01, 2025 through September 30, 2026.
This code describes a circumstance which influences the patient's health status but not a current illness or injury. The code is unacceptable as a principal diagnosis.
- Code Information
- Approximate Synonyms
- Clinical Classification
- Tabular List of Diseases and Injuries
- Index to Diseases and Injuries References
- Code Edits
- Diagnostic Related Groups Mapping
- Convert to ICD-9 Code
- Patient Education
- Other Codes Used Similar Conditions
- Code History
- Certain infectious and parasitic diseases
A00–B99
The following list of clinical terms are approximate synonyms, alternative descriptions, or common phrases that might be used by patients, healthcare providers, or medical coders to describe the same condition. These synonyms and related diagnosis terms are often used when searching for an ICD-10 code, especially when the exact medical terminology is unclear. Whether you're looking for lay terms, similar diagnosis names, or common language alternatives, this list can help guide you to the correct ICD-10 classification.
- Bacteremia caused by Proteus
- Bacterial infection caused by Morganella morganii
- Bacterial infection caused by Proteus mirabilis
- Bacterial infection caused by Proteus mirabilis
- Bacterial infection caused by Proteus mirabilis
- Intestinal infection caused by Proteus mirabilis
- Morganella infection
- Morganella morganii meningitis
- Pneumonia caused by Proteus mirabilis
- Proteus gastrointestinal tract infection
- Proteus meningitis
- Proteus mirabilis gastrointestinal tract infection
- Proteus pneumonia
- Proteus urinary tract infection
Clinical Classifications group individual ICD-10-CM diagnosis codes into broader, clinically meaningful categories. These categories help simplify complex data by organizing related conditions under common clinical themes.
They are especially useful for data analysis, reporting, and clinical decision-making. Even when diagnosis codes differ, similar conditions can be grouped together based on their clinical relevance. Each category is assigned a unique CCSR code that represents a specific clinical concept, often tied to a body system or medical specialty.
CCSR Code: INF003
Inpatient Default: X - Not applicable.
Outpatient Default: X - Not applicable.
The following annotation back-references for this diagnosis code are found in the injuries and diseases index. The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10-CM code(s).
- - Infection, infected, infective (opportunistic) - B99.9
- - Proteus (mirabilis) (morganii), as cause of disease classified elsewhere - B96.4
References found for this diagnosis code in the External Cause of Injuries Index:
- Infection, infected, infective(opportunistic)
- bacterial NOS
- as cause of disease classified elsewhere
- Proteus (mirabilis) (morganii)
- as cause of disease classified elsewhere
- bacterial NOS
- Infection, infected, infective(opportunistic)
- Proteus (mirabilis) (morganii) (vulgaris) NEC
- as cause of disease classified elsewhere
- Proteus (mirabilis) (morganii) (vulgaris) NEC
- Proteus(mirabilis) (morganii), as cause of disease classified elsewhere
The Medicare Code Editor (MCE) detects errors and inconsistencies in ICD-10-CM diagnosis coding that can affect Medicare claim validity. These Medicare code edits help medical coders and billing professionals determine when a diagnosis code is not appropriate as a principal diagnosis, does not meet coverage criteria. Use this list to verify whether a code is valid for Medicare billing and to avoid claim rejections or denials due to diagnosis coding issues.
There are selected codes that describe a circumstance which influences an individual's health status but not a current illness or injury, or codes that are not specific manifestations but may be due to an underlying cause. These codes are considered unacceptable as a principal diagnosis.
Below are the ICD-9 codes that most closely match this ICD-10 code, based on the General Equivalence Mappings (GEMs). This ICD-10 to ICD-9 crosswalk tool is helpful for coders who need to reference legacy diagnosis codes for audits, historical claims, or approximate code comparisons.
ICD-9-CM: 041.6
This is a direct match with no additional mapping qualifiers. The absence of a flag generally means the mapping is considered exact or precise. In other words, the ICD-10 code maps cleanly to the ICD-9 code without qualification, approximation, or needing multiple codes.
Bacterial Infections
What are bacteria?
Bacteria are tiny organisms (living things) that have only one cell. Under a microscope, they look like balls, rods, or spirals. They can be found almost everywhere on Earth. There are lots of bacteria in and on your body. In fact, your body has about 10 times more bacteria cells than human cells.
There are many different types of bacteria. Most types don't make you sick. Some types are helpful. For example, "good" bacteria in your digestive system can help your body digest food and absorb vitamins and minerals. They can help protect you from getting sick. Bacteria are also used in making foods like yogurt and cheese.
But some types of bacteria can cause an infection and make you sick. They are called infectious bacteria. These bacteria can reproduce quickly in your body. Many of them give off toxins (poisons) that can damage your cells and make you sick. Other types can move into and damage your tissues. A few examples of bacteria that cause infections include Streptococcus, Staphylococcus, and E. coli.
How do bacterial infections spread?
There are different ways that bacterial infections may spread:
- Through droplets and particles that are breathed out by someone who has the infection. You might breathe in the droplets or particles, or they could land on your mouth, nose, or eyes.
- By touching surfaces or objects that have the bacteria on them and then touching your mouth, nose, or eyes.
- Through cuts, scrapes, and skin-to-skin contact with someone who has the infection.
- From the pregnant parent to the baby during pregnancy.
- Through contaminated food or water.
- By being bitten by an infected insect or animal.
- Through sexual contact (usually vaginal, anal and oral sex) with someone who has the infection.
What are the treatments for bacterial infections?
Sometimes your immune system may be able to fight off a bacterial infection. But when you do need treatment, it will be with antibiotics.
When you take antibiotics, follow the directions carefully. Each time you take them, there is a risk that the bacteria will become resistant to the effects of the antibiotics. This is called antibiotic resistance. When this happens, the bacteria are not killed, and they continue to grow. They can cause resistant infections, which can be difficult, and sometimes impossible, to treat.
Can bacterial infections be prevented?
You can help prevent some bacterial infections by:
- Getting vaccines that protect against bacterial infections.
- Having good hygiene habits. These include washing your hands often and covering your mouth and nose when coughing or sneezing.
- Paying attention to food safety.
- Cleaning and disinfecting surfaces that your frequently touch.
- Preventing insect bites by using a U.S. Environmental Protection Agency (EPA)-registered insect repellent. when you go outdoors. If you travel to an area that has a high risk of diseases from insect bites, also wear long pants, shirts, and socks.
- Practicing safe sex. This means using a latex condom every time you have anal, vaginal, or oral sex. If your or your partner is allergic to latex, you can use polyurethane condoms.
- Avoiding close contact with people who are sick.
FY 2026 - No Change, effective from 10/1/2025 through 9/30/2026
FY 2025 - No Change, effective from 10/1/2024 through 9/30/2025
FY 2024 - No Change, effective from 10/1/2023 through 9/30/2024
FY 2023 - No Change, effective from 10/1/2022 through 9/30/2023
FY 2022 - No Change, effective from 10/1/2021 through 9/30/2022
FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016. This was the first year ICD-10-CM was implemented into the HIPAA code set.
