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

Dr. Daniel Choyce Callahan, MD

Individual provider Pain Medicine (Psychiatry & Neurology) Physician · NPI 1255580593

Dr. Daniel Choyce Callahan, MD is a Pain Management in Sullivan, Indiana. Graduated from University of Miami, Lm Miller School of Medicine in 2005, 21 years ago. Practices with Sullivan County Community Hospital, a 42-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Illinois, Indiana and Michigan.

Years since qualifying
21
Trained at
University of Miami, Lm Miller School of Medicine
Licensed in
IL, IN, MI
In the registry since
2008
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2120 N Section St
Sullivan, IN 47882-7518
Phone: (812) 268-2556
Show map & directions

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

Additional practice locations (3)

  • 1000 N Allen St, Robinson, IL 62454-1114 — (618) 546-2405
  • 1542 S Bloomington St, Greencastle, IN 46135-2212 — (765) 301-7450
  • 2204 N Section St, Sullivan, IN 47882 — (812) 268-2556

Specialties & licences

Pain Medicine (Psychiatry & Neurology) Physician (primary) Taxonomy 2084P2900X · Licence 01080614A (IN)
Pain Medicine (Psychiatry & Neurology) Physician Taxonomy 2084P2900X · Licence 4301099722 (MI)
Pain Medicine (Psychiatry & Neurology) Physician Taxonomy 2084P2900X · Licence 036.147496 (IL)

Record details

NPI number1255580593
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 11, 2008
Last updated in NPPESJanuary 30, 2026
Certification dateJanuary 30, 2026
Mailing addressPo Box 10, Sullivan, IN 47882-0010

Medicare enrollment

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

Medicare specialtyPAIN MANAGEMENT
Medical schoolUNIVERSITY OF MIAMI, LM MILLER SCHOOL OF MEDICINE
Graduated 2005 (21 years in practice)
Group practice Sullivan County Community Hospital — 42 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare