Doctor profile · Federal record

Dr. Lance Williams, M.D.

Emergency Medicine Physician · Norman, OK

  • NPI 1689660847
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
901 N Porter Ave
Norman, OK 730716404
(405) 307-1000
Mailing address
Po Box 269024
Oklahoma City, OK 731269024

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
March 20, 2024
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Oklahoma #20233
Medicaid
OK #100256000B

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689660847. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
165
Distinct HCPCS
3
Medicare allowed
$18,252
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 83 81 $114
99283 Emergency department visit with low level of medical decision making 50 49 $69
99285 Emergency department visit with high level of medical decision making 32 32 $168

In context: peer comparison

Among 23 peers in Norman Emergency Medicine Physician, average services per provider: 98. This provider delivers 1.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
129
Patients
126
Total drug cost
$687
Drug Type Claims Patients Total cost
Prednisone Generic 41 39 $77
Ondansetron Odt (Ondansetron) Brand 32 32 $302
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 17 16 $87
Tramadol Hcl Generic 15 15 $30
Ciprofloxacin Hcl Generic 13 13 $131
Naproxen Generic 11 11 $59

Frequently asked questions

Auto-generated from federal data
What is Dr. Lance Williams's medical specialty?
Dr. Lance Williams practices Emergency Medicine Physician in Norman, OK.
Where does Dr. Lance Williams practice?
Dr. Lance Williams practices at 901 N Porter Ave, Norman, OK 730716404. Office phone: 4053071000.
What is Dr. Lance Williams's NPI?
Dr. Lance Williams's National Provider Identifier (NPI) is 1689660847, issued by NPPES.
What procedures does Dr. Lance Williams commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.