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

Natalie N Siegfried, DO

Individual provider Emergency Medicine Physician · NPI 1457960247

Natalie N Siegfried, DO is an Emergency Medicine in Norman, Oklahoma. Qualified in 2020, 6 years ago. Practices with Chickasaw Nation Division of Health, a 243-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
6
Licensed in
OK
In the registry since
2020
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

901 N Porter Ave
Norman, OK 73071
Phone: (405) 307-5340
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 7351 (OK)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 0382R (OK)

Record details

NPI number1457960247
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 28, 2020
Last updated in NPPESMay 2, 2022
Certification dateMay 2, 2022
Mailing address901 N Porter Avenue, Norman, OK 73071

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Chickasaw Nation Division Of Health — 243 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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