Four axes from current statute and agency guidance. Teal bar = substitution/assistance/access in place; amber = permissive or absent.
| Generic substitution mandate | Mandatory by statute |
| State Pharmaceutical Assistance Program | Maryland Senior Prescription Drug Assistance Program (SPDAP) |
| 90-day fills permitted | Allowed |
| PMP mandatory prescriber query | Required by statute |
Maryland mandates generic substitution. Under Md. Code Health Occ. § 12-504, a pharmacist shall substitute a less expensive generically equivalent drug product unless the prescriber writes "do not substitute" or "dispense as written" on the prescription. The substitute must be on the FDA Orange Book as therapeutically equivalent. The patient must be informed.
Maryland Medicaid maintains the Maryland Pharmacy Program PDL. HealthChoice managed-care organizations (Aetna Better Health, CareFirst, Jai Medical, Kaiser Permanente, MedStar Family Choice, Priority Partners, Maryland Physicians Care, Wellpoint) must follow the unified PDL. Non-preferred drugs require prior authorization from the prescriber.
Preferred Drug List: View current PDL
Prior authorization contact: Maryland Medicaid Pharmacy: 1-800-932-3918
Maryland operates the Senior Prescription Drug Assistance Program (SPDAP), a Medicare-recognized SPAP that pays up to a state-set maximum toward the Medicare Part D premium for eligible MD residents. SPDAP is administered by the Maryland Health Insurance Plan (MHIP) and is funded through a hospital uncompensated-care assessment. SPDAP counts as creditable Medicare coverage.
Eligibility: MD residents enrolled in Medicare Part D with income at or below 300% FPL (approximately). Verify current thresholds on program site.
Maryland permits 90-day fills of non-controlled chronic medications at retail and mail-order pharmacies. Out-of-state pharmacies must hold a Maryland Nonresident Pharmacy permit from the Board of Pharmacy. Maryland requires e-prescribing for controlled substances under Health-General § 21-2A-04. Federal CSA refill limits apply.
Maryland operates a PDMP administered by the Department of Health. Under Health-General § 21-2A-04.2, prescribers must check the PDMP before initially prescribing a Schedule II controlled substance and every 90 days during continued therapy. Pharmacists must report Schedule II-V dispensing within one business day.
PMP portal: Maryland Prescription Drug Monitoring Program (PDMP)
Maryland hosts a substantial 340B network including Johns Hopkins, University of Maryland Medical Center, MedStar, Adventist HealthCare, FQHCs across Baltimore/Prince George's/rural counties, and Ryan White clinics. Uninsured Marylanders may access discounted outpatient drugs by establishing care at a covered entity. Use HRSA OPAIS filtered to Maryland.
Find a 340B clinic in Maryland: HRSA OPAIS database (MD filter)
Our sister site OmniRx maintains a federal-side patient assistance program directory covering manufacturer PAPs, foundation copay assistance, GoodRx-style discount cards, and 340B locators applicable nationwide.
Once the law side is clear, the next question is which pharmacy actually has the cheapest fill. Use the RxGrab Pharmacy Finder to compare CostPlus Drugs, Costco, Walmart, Amazon Pharmacy, and other discount pharmacies on your specific medication, and read our generic vs brand explainer for the bioequivalence rules behind every substitution.
Yes by default they must under Md. Code Health Occ. § 12-504, unless your prescriber wrote "do not substitute" or "dispense as written."
SPDAP (Senior Prescription Drug Assistance Program) is Maryland's SPAP for Medicare Part D enrollees with income at or below ~300% FPL. It pays up to a state-set maximum toward your Part D premium. Apply through Maryland Health Insurance Plan (MHIP).
All HealthChoice managed-care plans use the unified Maryland Medicaid PDL. Non-preferred drugs require prior auth from your prescriber, but the rules are consistent across plans.
Yes for the first Schedule II prescription and every 90 days during continued therapy under Health-General § 21-2A-04.2.