Doctor profile · Federal record

Dr. Natalie Siegfried, DO

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Norman, OK

  • NPI 1457960247
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
901 N Porter Avenue
Norman, OK 73071
(405) 307-5340

Credentials & registration

NPPES · NUCC
NPI registered
July 2020 — 6 yrs on file
Profile last updated
May 2, 2022
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Oklahoma #7351 · Oklahoma #0382R

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457960247. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
117
Distinct HCPCS
3
Medicare allowed
$15,604
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 53 52 $165
99284 Emergency department visit with moderate level of medical decision making 52 52 $116
99283 Emergency department visit with low level of medical decision making 12 12 $69

In context: peer comparison

Among 23 peers in Norman Emergency Medicine Physician, average services per provider: 98. This provider delivers 1.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
143
Patients
132
Total drug cost
$1,112
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 34 34 $231
Cephalexin Generic 33 33 $321
Prednisone Generic 23 23 $87
Doxycycline Hyclate Generic 18 18 $239
Etodolac Generic 12 12 $132
Methocarbamol Generic 12 12 $32
Ciprofloxacin Hcl Generic 11 0 $71

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Natalie Siegfried's medical specialty?
Dr. Natalie Siegfried practices Emergency Medicine Physician in Norman, OK.
Where does Dr. Natalie Siegfried practice?
Dr. Natalie Siegfried practices at 901 N Porter Avenue, Norman, OK 73071. Office phone: 4053075340.
What is Dr. Natalie Siegfried's NPI?
Dr. Natalie Siegfried's National Provider Identifier (NPI) is 1457960247, issued by NPPES.
Does Dr. Natalie Siegfried accept Medicare assignment?
Yes. Dr. Natalie Siegfried accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Natalie Siegfried commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.