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

Douglas Dee Callahan, DO

Individual provider Family Medicine Physician · NPI 1265540355

Douglas Dee Callahan, DO is a Family Practice in St George, Utah. Qualified in 2000, 26 years ago. Practices with Callahan Clinic, PC, a 4-clinician group and accepts Medicare assignment. Licensed in Utah.

Years since qualifying
26
Licensed in
UT
In the registry since
2006
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.

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Practice location Address checks out

1240 E 100 S Ste 15A
St George, UT 84790-3001
Phone: (435) 656-5323
Fax: (435) 656-5127
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 5335922-1204 (UT)

Record details

NPI number1265540355
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedAugust 28, 2006
Last updated in NPPESJanuary 8, 2013
Mailing address1240 E 100 S, Suite 15a, St George, UT 84790-3001

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Callahan Clinic, Pc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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