Communicable Diseases
Communicable diseases are illnesses that can be spread from human to human or animal to human. The goal of this tracker is to provide insight into recent weekly and geographic trends in several common communicable diseases.
Communicable Diseases by State
Between 5/17/2026 and 5/30/2026
Trends Over Time
Select a condition or multiple conditions below to display the metrics for that condition.
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Communicable Disease Visits
During Week of 5/24
52.2
97.8
260
127
7.08
8.88
23.6
1.91k
6.94
Weekly rates of communicable disease diagnoses or positive labs per 100,000 patients with office visits, emergency department visits, and admissions.
* Missing points indicate sparse data.
Communicable Disease Office Visits
During Week of 5/24
37.1
86
192
87.5
2.97
*
9.4
1.79k
5.27
Weekly rates of communicable disease diagnoses or positive labs per 100,000 patients with office visits.
* Missing points indicate sparse data.
Communicable Disease Emergency Department Visits
During Week of 5/24
129
171
639
279
15
38.4
93.7
2.68k
13.1
Weekly rates of communicable disease diagnoses or positive labs per 100,000 patients with emergency department visits.
* Missing points indicate sparse data.
Communicable Disease Admissions
During Week of 5/24
175
*
390
1.18k
229
269
175
901
*
Weekly rates of communicable disease diagnoses or positive labs per 100,000 patients with admissions.
* Missing points indicate sparse data.
Positivity Rate for Communicable Disease Tests
During Week of 5/24
1.32%
2.56%
9.72%
22.53%
11.03%
1%
24.24%
0.29%
Weekly percentage of communicable disease tests with a positive result.
* Missing points indicate sparse data.
Metric Definitions
- COVID-19 Diagnosis
- A diagnosis with an ICD-10-CM code of U07.1, U00, U49, U50, or J12.82.
- COVID-19 Lab
- A lab with one of the following LOINC codes: 96119-3, 94558-4, 97097-0, 95209-3, 102048-6, 101928-0, 101289-7, 96986-5, 94565-9, 95608-6, 94763-0, 94759-8, 94845-5, 96763-8, 96764-6, 95409-9, 94760-6, 94533-7, 95425-5, 94766-3, 94316-7, 94510-5, 97098-8, 98132-4, 98494-8, 94559-2, 95824-9, 94639-2, 96899-0, 94644-2, 94511-3, 98131-6, 98493-0, 94534-5, 96120-1, 96123-5, 96091-4, 94314-2, 94646-7, 94645-9, 94819-0, 95406-5, 96797-6, 94500-6, 94660-8, 94309-2, 96829-7, 94745-7, 94746-5, 96897-4, 94531-1, 95826-4, 94306-8, 94640-0, 96765-3, 94642-6, 94643-4, 100156-9, 96094-8, 98080-5, 96957-6, 95522-9, 95521-1, 96898-2, 97104-4, 94767-1, 94641-8, 96900-6, 96448-6, 94756-4, 94307-6, 94311-8, 96958-4, 94757-2, 94308-4, 94312-6, 94822-4, 95424-8, 96741-4, 95609-4, 95970-0, 104451-0, 60275-5, 60534-5, 41458-1, 94647-5, 94758-0, 96121-9, 96122-7, 95823-1, 94765-5, 94315-9, 94509-7, 94310-0, 94313-4, 94502-2, 96896-6, 96895-8, 96894-1, 99314-7, 96752-1, 96751-3, 96756-2, 96757-0, 103557-5, 94764-8, 100157-7, 77106-3, or 77107-1.
- Influenza Diagnosis
- A diagnosis with an ICD-10-CM code of J09*, J10*, or J11*.
- Influenza Lab
- A lab with one of the following LOINC codes: 86318-3, 85821-7, 85802-7, 85803-5, 85804-3, 85805-0, 85801-9, 23102-7, 23104-3, 44564-3, 15472-4, 44575-9, 46082-4, 46083-2, 5860-2, 6435-2, 5864-4, 6439-4, 5862-8, 6437-8, 5866-9, 6441-0, 80381-7, 72366-8, 72356-9, 72367-6, 80382-5, 80383-3, 72365-0, 61102-0, 77383-8, 77384-6, 44559-3, 44572-6, 49529-1, 50701-2, 49522-6, 49534-1, 44560-1, 44573-4, 44558-5, 44571-8, 88904-8, 88905-5, 5861-0, 6436-0, 5865-1, 6440-2, 86565-9, 23781-8, 88194-6, 44561-9, 44574-2, 5863-6, 6438-6, 6442-8, 5867-7, 29721-8, 22828-8, 22825-4, 23769-3, 23782-6, 31821-2, 31822-0, 31823-8, 50697-2, 44562-7, 44563-5, 43874-7, 31858-4, 31859-2, 44566-8, 44567-6, 33535-6, 31860-0, 24015-0, 31861-8, 31862-6, 54240-7, 44576-7, 54241-5, 44577-5, 43895-2, 31863-4, 31864-2, 31865-9, 88200-1, 88568-1, 91772-4, 6602-7, 6601-9, 6603-5, 6604-3, 48310-7, 94600-4, 38382-8, 80204-1, 49538-2, 85535-3, 54242-3, 54244-9, 100973-7, 100974-5, 82168-6, 82166-0, 82167-8, 82169-4, 82170-2, 92977-8, 92976-0, 101293-9, 101292-1, 101294-7, 101295-4, 90455-7, 90456-5, 81233-9, 88601-0, 92882-0, 90457-3, 55466-7, 97733-0, 44264-0, 44265-7, 44266-5, 56024-3, 44263-2, 59424-2, 59423-4, 60494-2, 53250-7, 53251-5, 88187-0, 55133-3, 49537-4, 95423-0, 91072-9, 91771-6, 82461-5, 22827-0, 48509-4, 39102-9, 39103-7, 55463-4, 74784-0, 51668-2, 62493-2, 76077-7, 76079-3, 88193-8, 88195-3, 86568-3, 86571-7, 49526-7, 60530-3, 49531-7, 49520-0, 49523-4, 49527-5, 50700-4, 49535-8, 60267-2, 76078-5, 77028-9, 77026-3, 77027-1, 80588-7, 80589-5, 80590-3, 76080-1, 80591-1, 88600-2, 88596-2, 92142-9, 101423-2, 101424-0, 101983-5, 81428-5, 92141-1, 94395-1, 94396-9, 94394-4, 88599-6, 88592-1, 92809-3, 92808-5, 85477-8, 85478-6, 100344-1, 100343-3, 86569-1, 86572-5, 55465-9, 38381-0, 49521-8, 57985-4, 49524-2, 44795-3, 38272-1, 68986-9, 68987-7, 38271-3, 38270-5, 49528-3, 99623-1, 34487-9, 55464-2, 62462-7, 60538-6, 95658-1, 103787-8, 40982-1, 62860-2, 74785-7, 74786-5, 81305-5, 81308-9, 81307-1, 81309-7, 81327-9, 81325-3, 86317-5, 74038-1, 74039-9, 77605-4, 74040-7, 88835-4, 90886-3, 85526-2, 90885-5, 81320-4, 81321-2, 74787-3, 40981-3, 54243-1, 87715-9, 39025-2, 87714-2, 87716-7, 61101-2, 93762-3, 93763-1, 93761-5, 93760-7, 93759-9, 50706-1, or 85532-0.
- Respiratory Synctival Virus (RSV) Diagnosis
- A diagnosis with an ICD-10-CM code of J12.1, J20.5, J21.0, or B97.4.
- Respiratory Synctival Virus (RSV) Lab
- A lab with one of the following LOINC codes: 14129-1, 17520-8, 55100-2, 88527-7, 91782-3, 91785-6, 101425-7, 77022-2, 88595-4, 91795-5, 101426-5, 77023-0, 88597-0, 91794-8, 101298-8, 76088-4, 76089-2, 82176-9, 85479-4, 91133-9, 92131-2, 92957-0, 30075-6, 80597-8, 88204-3, 80598-6, 88202-7, 30076-4, 40987-0, 88528-5, 60271-4, 40988-8, 31949-1, 31950-9, 32040-8, 33045-6, 50329-2, 5874-3, 5875-0, 5876-8, 5877-6, 68966-1, 72885-7, 77389-5, 77390-3, or 88909-7.
- Hand Foot and Mouth Diagnosis
- A diagnosis with an ICD-10-CM code of B08.4.
- Mono Diagnosis
- A diagnosis with an ICD-10-CM code of B27*.
- Mono Lab
- A lab with one of the following LOINC codes: 6424-6, 31418-7, 5213-4, 11610-3, 69420-8, 6425-3, 5215-9, 12221-8, 43020-7, 5216-7, 5157-3, 5159-9, 7885-7, 7886-5, 24114-1, 24115-8, 30339-6, 30340-4, 5158-1, 33395-5, 5160-7, 20491-7, 40751-0, 9633-9, or 24316-2.
- Norovirus Diagnosis
- A diagnosis with an ICD-10-CM code of A08.11.
- Norovirus Lab
- A lab with one of the following LOINC codes: 104435-3, 40863-3, 49117-5, 104434-6, 80375-9, 76628-7, 90449-0, 92692-3, 82211-4, 90288-2, 54905-5, 54906-3, 90289-0, 79388-5, 41035-7, 97525-0, 97532-6, 60427-2, 7974-9, 90287-4, 56748-7, 88701-8, 10696-3, or 7973-1.
- Rotavirus Diagnosis
- A diagnosis with an ICD-10-CM code of A08.0.
- Rotavirus Lab
- A lab with one of the following LOINC codes: 17547-1, 5879-2, 5880-0, 86199-7, 72174-6, 86217-7, 6547-4, 86689-7, 86688-9, 8011-9, 71702-5, 71701-7, 86697-0, 86696-2, 86699-6, 8012-7, 17548-9, 71759-5, 71700-9, 60273-0, 92693-1, 101560-1, 101561-9, 62859-4, 79389-3, 82212-2, 86692-1, 86701-0, 80675-2, 86691-3, 86702-8, 86690-5, 86700-2, 71761-1, 71760-3, 87713-4, 87712-6, 87711-8, or 87710-0.
- Positivity Rate
- The number of positive tests over the number of positive or negative tests.
- Pertussis Diagnosis
- A diagnosis with an ICD-10-CM code of A37*.
- Pertussis Lab
- A lab with one of the following LOINC codes: 101284-8, 13916-2, 23826-1, 29723-4, 31736-2, 38198-8, 42588-4, 43909-1, 43913-3, 43925-7, 549-6, 550-4, 62427-0, 62428-8, 6317-2, 63431-1, 80599-4, 80600-0, 80601-8, 82179-3, 86325-8, 87621-9, 88576-4, 91815-1, 91816-9, 92128-8, 92129-6, 94392-8 , 94478-5, 96962-6, 97186-1, 91867-2,91840-9, 91817-7, 86326-6, 43879-6, 56636-4, 38197-0, 105876-7, 105616-7, 91868-0, 105609-2, 92855-6, 92856-4, 86327-4, 48741-3, 548-8, 43890-3, 43896-0, 9364-1, 29673-1, 25332-8, 42329-3, 29658-2, 69368-9, 25353-4, 31737-0, 43891-1, 105875-9, 105615-9, 91869-8, 94365-4, 23829-5, 43882-0, 24035-8, 23832-9, 24129-9, 85360-6, 92857-2, 92858-0, 85799-5, 91870-6, 91839-1, 91814-4, 43360-7, 88583-0, 91871-4, 91838-3, 91813-6, 91872-2, 88582-2, 91777-3, or 91775-7.
