Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Mark J Wiegand, D.C.
Chiropractor in Quincy, IL · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1730172636
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Registry record
Entity type Individual (Type 1)
Name Dr. Mark J Wiegand
Credential D.C.
Sex Male
Practice address 926 Broadway St, Suite 4, Quincy, IL, 62301
Phone (217) 222-5100
Fax (217) 222-5178
Enumeration date Aug 25, 2005
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Mark Wiegand?
The National Provider Identifier (NPI) for Mark Wiegand is 1730172636, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mark Wiegand practice?
The practice location on file with NPPES is in Quincy, IL. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Allan Artificial Limbs Prosthetic/Orthotic Supplier · Quincy, IL NPI 1093766081 Mervi Leyendeckers Optometrist · Quincy, IL NPI 1083711642 Mark Wiegand Dc Sc Chiropractor · Quincy, IL NPI 1295822625 Broadway Vision Center Durable Medical Equipment & Medical Supplies · Quincy, IL NPI 1629256730 Mervi H Leyendeckers, O.D., P.C. Optometrist · Quincy, IL NPI 1396046090
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.