Contact Provider Services

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Call Centers	Phone	Hours
​​​Maryland MPRIME Hotline	​844-463-7768​	​Monday through Friday from 9:00 a.m. to 5:00 p.m. Closed on state holidays.
Provider Services Call Center	410-767-5503 or 800-445-1159	Monday from 8:30 a.m. to noon. Tuesday, Wednesday and Friday from 8:30 a.m. to 4 p.m.

 

Contact by Topic	Email or ​Online Form	Phone
Check tracing	[email protected]	---
EDI, electronic billing	[email protected]	---
eMedicaid	[email protected]	---
Enrollment, prescriber	[email protected]	---
Enrollment, provider help other than MPRIME	[email protected]	410-767-5340
Hospital presumptive eligibility info and training	[email protected]	---
Claims, Institutional UB-04	---	410-767-5457
​LTSSMaryland, provider portal billing/policy	​Report an Issue Online Form​	​---
​LTSSMaryland, technical assistance	​ [email protected]	​855-463-5877​
Payment Adjustment help	---	410-767-5346
Telehealth	[email protected]	---

 

Mail

Claims Processing Division P.O. Box 1935 Baltimore, MD 21203

Institutional Provider Relations EB-04 P.O. Box 22751 Baltimore, MD 21203

Professional Provider Relations CMS-1500 P.O. Box 22811 Baltimore, MD 21203

Medical Assistance Adjustment Unit P.O. Box 13045 Baltimore, MD 21203

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