Doctor profile · Federal record

Dr. Brian Zimmer, D.O.

Emergency Medicine Physician · Emergency Medicine Physician · Emergency Medicine Physician · Emergency Medicine Physician · Oklahoma City, OK

  • NPI 1447589056
  • 17 yrs on file
  • Licensed in 4 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4200 S Douglas Ave, Suite 306
Oklahoma City, OK 731093223
(405) 481-9515
Additional location
6000 Hospital Dr
Hannibal, MO 634016887
(573) 248-5100
fax (573) 248-5112

Credentials & registration

NPPES · NUCC
NPI registered
December 2009 — 17 yrs on file
Profile last updated
February 16, 2026
Specialty taxonomy
207P00000X — NUCC code
State licenses (4)
Mississippi #26432 · Missouri #2024041635 · Oklahoma #4826 · Florida #OS18890
Medicaid
OK #200267650A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447589056. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
812
Distinct HCPCS
4
Medicare allowed
$87,203
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 331 296 $8
99285 Emergency department visit with high level of medical decision making 273 251 $180
99291 Critical care, first 30-74 minutes 106 100 $214
99284 Emergency department visit with moderate level of medical decision making 102 100 $124

In context: peer comparison

Among 64 peers in Oklahoma City Emergency Medicine Physician, average services per provider: 133. This provider delivers 6.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$54
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 3 $54.34

By nature of payment

Food and Beverage
$54

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
676
Patients
664
Total drug cost
$5,397
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 117 116 $433
Cephalexin Generic 106 103 $860
Prednisone Generic 85 84 $150
Naproxen Generic 83 82 $163
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 57 55 $1,976
Ondansetron Hcl Generic 50 50 $296
Sucralfate Generic 39 37 $496
Cyclobenzaprine Hcl Generic 20 19 $44
Doxycycline Hyclate Generic 20 20 $318
Metronidazole Generic 20 20 $187

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Zimmer's medical specialty?
Dr. Brian Zimmer practices Emergency Medicine Physician in Oklahoma City, OK.
Where does Dr. Brian Zimmer practice?
Dr. Brian Zimmer practices at 4200 S Douglas Ave, Oklahoma City, OK 731093223. Office phone: 4054819515.
What is Dr. Brian Zimmer's NPI?
Dr. Brian Zimmer's National Provider Identifier (NPI) is 1447589056, issued by NPPES.
What procedures does Dr. Brian Zimmer commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.