| Cover | Aug. 04, 2021 |
| Affiliate, Collateralized Security [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 4, 2021 |
| Entity File Number | 001-39532 |
| Entity Registrant Name | ALPHA HEALTHCARE ACQUISITION CORP. |
| Entity Central Index Key | 0001818382 |
| Entity Tax Identification Number | 85-1763759 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 1177 Avenue of the Americas |
| Entity Address, Address Line Two | 5th Floor |
| Entity Address, City or Town | New York |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10036 |
| City Area Code | (646) |
| Local Phone Number | 494-3296 |
| Written Communications | true |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
| Units, each consisting of one share of Class A Common Stock, and one-half of one Redeemable Warrant | |
| Affiliate, Collateralized Security [Line Items] | |
| Title of 12(b) Security | Units, each consisting of one share of Class A Common Stock, and one-half of one Redeemable Warrant |
| Trading Symbol | AHACU |
| Security Exchange Name | NASDAQ |
| Class A Common Stock, par value $0.0001 per share | |
| Affiliate, Collateralized Security [Line Items] | |
| Title of 12(b) Security | Class A Common Stock, par value $0.0001 per share |
| Trading Symbol | AHAC |
| Security Exchange Name | NASDAQ |
| Redeemable Warrants, each whole warrant exercisable for one share of Class A | |
| Affiliate, Collateralized Security [Line Items] | |
| Title of 12(b) Security | Redeemable Warrants, each whole warrant exercisable for one share of Class A |
| Trading Symbol | AHACW |
| Security Exchange Name | NASDAQ |
