Medical Writer Salary California, The average salary for a Medical Writing is $138,441 per year in Los Angeles, CA, United States. Click here to see the total pay, recent salaries shared and more! The average salary for a Medical Writer is $118,822 per year in United States. The average salary for a Regulatory Medical Writer is $110,008 per year in California. How much does a Medical Writer I make in CA? As of May 01, 2025, the average annual salary for a Medical Writer I in California is $69,231. Click here to see the total pay, recent salaries shared and more! The average salary for a Medical Writing is $101,427 per year in California. Click here to see the total pay, recent salaries shared and more! How much does an Associate Medical Writer make? The average annual salary of Associate Medical Writer in California is $85,806 or $46 per hour, ranging from $65,628 to $95,776 and $35 to $51. 66. com reports that pay typically ranges from $65,474 to As of Mar 2, 2026, the average annual pay for an Associate Medical Writer in California is $100,309 a year. The average salary for a Medical Writer is $97,544 per year in Los Angeles, CA. com. ce957w 0fxc ah7xve auyn br ksuf xzzvs yfmmc h6f1dz uvd