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Contact Numbers and Addresses
EDI Support
Phone:
1-866-407-2005
The ACS EDI Support Unit assists users with questions
about electronic submission. The ACS EDI Support
Unit is available to all Maryland PMHS providers
Monday through Friday from 8:00 a.m. to 5:00 p.m.
EST. The Support Group can:
- Provide information on available services
- Provide technical assistance to users experiencing transmission difficulties
- Assist in registering users for Data Exchange
- Enroll users for claims submission
- Provide user names and user numbers for Maryland
PMHS Data Exchange
- Verify receipt of electronic transmissions
EDI Testing Support
Phone: 1-866-407-2005
Enrollment and Trading Partner Agreement Submission
Mail ACS EDI
Attention: Technical Support/Enrollment
P.O. Box 34734
Washington,
DC
20043-4761
Claim Submission
Modem/Phone:
Transmission numbers are 800-334-2832, 800-334-4650, 800-335-6165, or 800-335-6171.
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