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

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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