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

Dr. Ralph Josef Nelson, DO

Individual provider Family Medicine Physician · NPI 1447258264

Dr. Ralph Josef Nelson, DO is an Emergency Medicine in Norman, Oklahoma. Qualified in 2002, 24 years ago. Practices with Immediate Care of Oklahoma LLC, a 34-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
24
Licensed in
OK
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

3400 W Tecumseh Rd Ste 100
Norman, OK 73072-1810
Phone: (405) 307-6900
Fax: (405) 307-6906
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 4106 (OK)

Record details

NPI number1447258264
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 14, 2005
Last updated in NPPESFebruary 16, 2015
Mailing address5701 Se 74th St, Suite E, Oklahoma City, OK 73135-1106

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Also practisesFAMILY PRACTICE
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Group practice Immediate Care Of Oklahoma Llc — 34 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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