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ICD-10-CM Code for Mental disorder, not otherwise specified F99

ICD-10 code F99 for Mental disorder, not otherwise specified is a medical classification as listed by WHO under the range - Mental, Behavioral and Neurodevelopmental disorders .

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Official Long Descriptor

Mental disorder, not otherwise specified
Mental illness NOS
Excludes1: unspecified mental disorder due to known physiological condition (F09)

Additional/Related Information

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Get crucial instructions for accurate ICD-10-CM F99 coding with all applicable Excludes 1 and Excludes 2 notes from the section level conveniently shown with each code.
This section shows you chapter-specific coding guidelines to increase your understanding and correct usage of the target ICD-10-CM Volume 1 code.

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There are different expectations when seeing someone in the hospital vs. seeing them in an office. It's going to be payer-specific, and make sure the psychiatrist has good documentation. If you're b... [ Read More ]
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[SIZE=7][B]New Guidance on Excludes1 for ICD-10-CM Effective October 1, 2016[/B][/SIZE] [I] Posted By [URL='https://ionhealthcarepulse.com/author/brianboyce/']Bria... [ Read More ]
CPT Codes 96150-96154
Are CPT codes 96150-96154 billable with mental, behavioral, and neurodevelopmental disorder codes (F01 - F99)? Or are they only billable with a diagnosis that describes the patient's primary medica... [ Read More ]
Dementia coding
Generally I would try to be as specific as possible, particularly if the provider is trying to demonstrate a causal link. I would list both codes if, for example, the depression symptoms are severe en... [ Read More ]
Anxiety attack
My favorite website icd10data.com says F41.0 I have copied the link below. At the bottom it gives a description so you can see if this fits what is in the patient's chart. [url]https://www.icd10da... [ Read More ]
Contradicting Excludes 1 & 2 Notes
[b]WHO released Interim advice on Excludes 1 notes ICD-10-CM[/b] Hello jdiddle and fellow coders: This just came in from the WHO regarding the confusion on the excludes 1 confusion as a known ICD-1... [ Read More ]
Why can't hyperlipidemia and prediabetes be coded together?
For reference: [QUOTE="mitchellde, post: 0"][B]This just came in from the WHO[/B] regarding the confusion on the excludes 1 confusion. Now who is going to tell the payers? That would be us when we... [ Read More ]
Excludes 1 clarification from WHO
This just cam e in from the WHO regarding the confusion on the excludes 1 confusion. Now who is going to tell the payers? That would be us when we write our appeals! We have received several questi... [ Read More ]
the IMO search engine for EMRs
Yes the IMO is [U]very[/U] troubling. In fact I can't believe they haven't gotten in trouble. The system is rampant with errors. I'm not sure how the incorrect codes get in there. If users create them... [ Read More ]
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