T70.2
Non-Billable

Other and unspecified effects of high altitude

Non-Billable / Non-Specific Code

What is Other and unspecified effects of high altitude?

ICD-10-CM T70.2 is the diagnosis code for Other and unspecified effects of high altitude. This code falls under the section "Other and unspecified effects of external causes" within Chapter 19 — Injury, poisoning and certain other consequences of external causes (S00-T88). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

â„šī¸ Excludes2

Coding Guidelines for T70.2

â„šī¸ Type 2 Excludes (Code separately if applicable)

The following conditions are not included in T70.2. If the patient has both, code each condition separately:

  • polycythemia due to high altitude (D75.1)

ICD-10-CM Code Hierarchy

Understanding where T70.2 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 2 entries
T70.20Unspecified effects of high altitudeBillableT70.29Other effects of high altitudeBillable
Related Codes

Frequently Asked Questions

Is T70.2 a billable ICD-10-CM code?

No, T70.2 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does T70.2 mean?

T70.2 is the ICD-10-CM diagnosis code for "Other and unspecified effects of high altitude". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of T70.2?

The parent code of T70.2 is T70 ("Effects of air pressure and water pressure"). T70.2 provides a more specific classification within this category.

What section is T70.2 in?

T70.2 is located in Section T66-T78 — "Other and unspecified effects of external causes" within Chapter 19 of the ICD-10-CM Tabular List.

What are the sub-codes of T70.2?

T70.2 has 2 sub-code(s) that provide more specific detail: T70.20, T70.29.

When should I use T70.2?

Use T70.2 when the patients documented diagnosis matches "Other and unspecified effects of high altitude" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Other and unspecified effects of high altitude?

The ICD-10-CM code for Other and unspecified effects of high altitude is T70.2.

Can T70.2 be used for primary diagnosis?

No, T70.2 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is T70.2 in?

T70.2 is in Chapter 19 of the ICD-10-CM Tabular List.

Is T70.2 valid for 2026?

Yes, T70.2 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousT70.1Sinus barotraumaNext →T70.20Unspecified effects of high altitude
Code Details
T70.2
Other and unspecified effects of high altitude
Non-Billable / Non-Specific Code
19 — Injury, poisoning and certain other consequences of external causes (S00-T88)
T66-T78 — Other and unspecified effects of external causes
2026 ICD-10-CM