About Old Hook Medical Associates. Old Hook Medical Associates is a group practice with 1 location. ... Old Hook Medical Associates. 452 Old Hook Rd Emerson, NJ 07630 (201) 567-2277. Not Available. Office Information. Fax: (201) 261-0505. Practice Website: Not Available. Accepting New Patients: No. Medicare Accepted: No. Medicaid Accepted: No ....