Patient Portal Midland, TX Midland Pediatric Associates. Midlandpediatric.com DA: 20 PA: 15 MOZ Rank: 35. Our new Patient Portal powered by InteliChart is now available; Please use the PIN provided in your Welcome Email to register on our Patient Portal; Call the office at 432-620-8687 to get your PIN sent via email or text message if you did not get a welcome email.