2027 ICD-10-CM Diagnosis Code H66.007Acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, unspecified ear
ICD-10-CM Codes›H60–H95›H65-H75›H66
- Billable — Valid for Submission
- Not Chronic
H66.007 is a billable ICD-10-CM diagnosis code for acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, unspecified ear. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 152 through 153. Coders also document this condition as acute suppurative otitis media. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Otitis media.
This medical diagnosis code is frequently used in Pediatrics medical specialties to designate conditions such acute suppurative otitis media.
Code Identity
Code Classification
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Acute suppurative otitis media
- Recurrent acute suppurative otitis media
- Recurrent infection of ear
- Recurrent middle ear infection
Instructional NotesGuidance
Instructions from the official ICD-10-CM Tabular List that apply to H66.007: its own notes plus those printed at H66 and Chapter 8. A note printed at a category, block or chapter applies to every code under it.
Includes
Further defines, or gives examples of, the content of the category.
- suppurative and unspecified otitis media with myringitis
Excludes2
Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Notes
General instructions on how these codes are used.
- Use an external cause code following the code for the ear condition, if applicable, to identify the cause of the ear condition
Source: CMS ICD-10-CM Tabular List. How to read instructional notes.
Referenced in Other NotesGuidance
Instructional notes printed at other codes that name H66.007, its category, or a range that includes it.
Excludes1 2
These codes carry an Excludes1 note naming H66.007: they are not reported together with it, unless the two conditions are unrelated.
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Patient EducationClinical
Ear Infections
Ear infections are the most common reason parents bring their child to a doctor. Three out of four children will have at least one ear infection by their third birthday. Adults can also get ear infections, but they are less common.
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert H66.007 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About H66.007Overview
Is H66.007 a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, unspecified ear on HIPAA-covered claims from October 1, 2026 through September 30, 2027.
What MS-DRG does H66.007 group to?
When acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, unspecified ear is the principal diagnosis on an inpatient stay, it groups to MS-DRG 152, 153, with relative weights from 0.7420 to 1.1147 depending on complications. Higher weights mean higher Medicare reimbursement.
Does H66.007 need an additional code?
When the condition applies, yes. The Use Additional Code note at H66, which applies to H66.007, reads: code to identify: exposure to environmental tobacco smoke (Z77.22); exposure to tobacco smoke in the perinatal period (P96.81); history of tobacco dependence (Z87.891); occupational exposure to environmental tobacco smoke (Z57.31); tobacco dependence (F17.-); and 1 more listed in the Instructional Notes section. The additional code is reported after H66.007.
What is the ICD-9 equivalent of H66.007?
Under the General Equivalence Mappings, acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, unspecified ear converts to ICD-9-CM 382.00 (ac supp otitis media NOS). The mapping is approximate, so confirm the match fits the documentation.
