Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Greg A Zweiacher, DC

Individual provider Chiropractor · NPI 1801873385

Dr. Greg A Zweiacher, DC is a Chiropractic in Smyrna, Delaware. Graduated from Palmer College Chiropractic - Davenport in 1991, 35 years ago. Accepts Medicare assignment. Licensed in Delaware.

Years since qualifying
35
Trained at
Palmer College Chiropractic - Davenport
Licensed in
DE
In the registry since
2005
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

100 S Main St Ste 204
Smyrna, DE 19977-1477
Phone: (302) 653-1188
Fax: (302) 653-1182
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence F10000349 (DE)

Record details

NPI number1801873385
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedDecember 27, 2005
Last updated in NPPESMay 29, 2013
Mailing address100 S Main St, Suite 204, Smyrna, DE 19977-1477

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCHIROPRACTIC
Medical schoolPALMER COLLEGE CHIROPRACTIC - DAVENPORT
Graduated 1991 (35 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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