The appeal for increased ratings and service connection claims are dismissed as withdrawn. The Veteran's left shoulder disability is restored to a 30% rating, but denied for higher ratings.

The Veteran's claim for a rating in excess of 20 percent for degenerative joint disease of the left shoulder prior to June 21, 2019 was denied. A 30 percent rating is granted for this condition since that date.,The Veteran's claim for a rating in excess of 40 percent for post-operative residuals of dislocation of the left shoulder remains denied.,The Veteran's claim for a TDIU prior to June 21, 2019 was remanded and requires further development.

The Board has determined that additional development is needed for the evaluation of degenerative joint disease of the left shoulder, bilateral hearing loss, and tinnitus. The Veteran's claims are being remanded to allow for further examination and consideration.

The Veteran's appeal is remanded for further evaluation and determination on several service-connected conditions, including TBI, GERD, shoulder degenerative joint disease, cervical spine degenerative disc disease, and potential individual unemployability.

The Board has determined that the veteran's left shoulder disability, manifested by intermittent pain and weakness with slight weakness and crepitus of the left upper extremity without loss of range of motion or instability, does not warrant a rating in excess of 10 percent.