| Cover | Feb. 27, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Feb. 27, 2024 |
| Entity File Number | 001-37392 |
| Entity Registrant Name | ASTRANA HEALTH, INC. |
| Entity Central Index Key | 0001083446 |
| Entity Tax Identification Number | 95-4472349 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 1668 S. Garfield Avenue |
| Entity Address, Address Line Two | 2nd Floor |
| Entity Address, City or Town | Alhambra |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 91801 |
| City Area Code | 626 |
| Local Phone Number | 282-0288 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock |
| Trading Symbol | ASTH |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
