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

Dr. Daniel D Gauthier, DO

Individual provider Family Medicine Physician · NPI 1740273499

Dr. Daniel D Gauthier, DO is a Family Practice in Sandwich, Illinois. Graduated from Midwestern University, Chicago College of Osteopathic Med in 1989, 37 years ago. Practices with Endeavor Health Medical Group, a 3,348-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
37
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
IL
In the registry since
2005
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

1 E Countyline Rd
Sandwich, IL 60548-2178
Phone: (815) 786-2722
Fax: (815) 786-6840
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 036-082774 (IL)

Record details

NPI number1740273499
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 29, 2005
Last updated in NPPESJanuary 27, 2021
Certification dateJanuary 26, 2021
Mailing address1 E Countyline Rd, Sandwich, IL 60548-2178

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolMIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduated 1989 (37 years in practice)
Group practice Endeavor Health Medical Group — 3348 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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