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

Dr. Jeffrey A. Duncan, DO

Individual provider Orthopaedic Surgery Physician · NPI 1255480885

Dr. Jeffrey A. Duncan, DO is an Orthopedic Surgery in Altus, Oklahoma. Graduated from Oklahoma State University College of Osteopathic Medicine in 2004, 22 years ago. Practices with Saints Medical Group, LLC, a 431-clinician group and accepts Medicare assignment. Licensed in Missouri and Oklahoma.

Years since qualifying
22
Trained at
Oklahoma State University College of Osteopathic Medicine
Licensed in
MO, OK
In the registry since
2007
Specialties on file
2
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

304 S Park Ln
Altus, OK 73521-5753
Phone: (580) 379-6500
Fax: (580) 379-6509
Show map & directions

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

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 4729 (OK)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 2006015216 (MO)

Record details

NPI number1255480885
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJanuary 10, 2007
Last updated in NPPESAugust 3, 2022
Certification dateAugust 3, 2022
Mailing address1200 E Pecan St, Altus, OK 73521-6141

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolOKLAHOMA STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2004 (22 years in practice)
Group practice Saints Medical Group, Llc — 431 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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