Stethoscope.com supplies only products that are fully supported by manufacturers. Warranty and repair service is provided by each supplier. Your instrument, if in need of repair or refurbishment, should be securely packaged; insured for its value, and shipped to the appropriate manufacturer for service.

Supplier Service Information

3M Littmann Stethoscopes

The 3M Service Center provides FREE repair and service for Littmann stethoscopes while under warranty. For Littmann stethoscopes no longer under warranty, there is a charge for refurbishment and cleaning. 3M Littmann will promptly service your stethoscope within 24 hours of its arrival at the 3M Service Center. After servicing, 3M will send you an invoice (if applicable) payable within 30 days. Visa and Master Card are accepted.

3M Health Care Service Center

Suite 200, Bldg. 502
3350 Granada Ave. North
Oakdale, MN 55128
Phone: (800) 292-6298
Fax: (800) 770-8016
Website: Click Here for Littmann Repair Service 

Welch Allyn Diagnostic Sets and Related Items

Welch Allyn Company Inc. 
Attention: Customer Service
4341 State Street Road
Skaneateles Falls, NY 13153
Phone: (315) 685-4100 
Website: Click Here for Welch Allyn Repair Service

America Diagnostics Company

Attention: Customer Service
55 Commerce Drive
Hauppauge, NY 11788
Phone: (800) 232-2670
Fax: (631) 273-9659 
Website: Click Here for ADC Repair Service

Heine USA Ltd.

Attn: Warranty and Repair
10 Innovation Way
Dover, NH 03820
Phone: (800) 367-4872
Phone: (603) 742-7103
Fax: (603) 742-7217

Cardionics Inc.

910 Bay Star Blvd
Webster, Texas 77598 
Phone: (281) 488-5901
Fax: (281) 488-3195 

MDF Instruments Direct, Inc.

Attn: Replacement Parts Dept.
3630 Holmes Circle 
Hacienda Hts, CA 91301
Phone: (818) 292-8338
Fax: (310) 943-2207
To receive free parts for life from MDF Instruments, send a self-addressed stamped envelope to the above address and be sure to include: stethoscope model, serial number, color code as it appears on packaging, original invoice number and retailer, replacement parts desired, your name, your email address, your telephone number, your address.

WA Baum Co. Inc.

620 Oak Street
Copiague, NY 11726
Phone: (631) 226-3940
Fax: (631) 226-3969