Doctor profile · Federal record

Dr. Wanda Diaz, M.D.

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

  • NPI 1801090329
  • Accepts Medicare
  • 35 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1902 E Gore Blvd
Lawton, OK 735016102
(580) 357-4200

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
October 1, 2012
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Oklahoma #27633 · Georgia #038217

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801090329. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
987
Distinct HCPCS
10
Medicare allowed
$38,582
HCPCS Description Services Patients Avg allowed
J1100 Injection, dexamethasone sodium phosphate, 1 mg 160 16 $0
99213 Established patient office or other outpatient visit, 20-29 minutes 147 117 $84
96372 Injection of drug or substance under skin or into muscle 124 97 $13
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 92 86 $34
J1885 Injection, ketorolac tromethamine, per 15 mg 76 28 $1
99203 New patient office or other outpatient visit, 30-44 minutes 73 73 $103
J1030 Injection, methylprednisolone acetate, 40 mg 54 53 $7
99214 Established patient office or other outpatient visit, 30-39 minutes 51 45 $119
81003 Automated urinalysis test 46 38 $2
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 44 43 $15

In context: peer comparison

Among 18 peers in Lawton Emergency Medicine Physician, average services per provider: 109. This provider delivers 9.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
157
Patients
141
Total drug cost
$1,255
Drug Type Claims Patients Total cost
Prednisone Generic 45 44 $71
Doxycycline Hyclate Generic 26 26 $312
Azithromycin Generic 24 22 $165
Amoxicillin Generic 17 16 $96
Nitrofurantoin (Nitrofurantoin Macrocrystal) Brand 12 11 $345
Cephalexin Generic 11 11 $65
Etodolac Generic 11 0 $104
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 11 11 $97

Frequently asked questions

Auto-generated from federal data
What is Dr. Wanda Diaz's medical specialty?
Dr. Wanda Diaz practices Emergency Medicine Physician in Lawton, OK.
Where does Dr. Wanda Diaz practice?
Dr. Wanda Diaz practices at 1902 E Gore Blvd, Lawton, OK 735016102. Office phone: 5803574200.
What is Dr. Wanda Diaz's NPI?
Dr. Wanda Diaz's National Provider Identifier (NPI) is 1801090329, issued by NPPES.
Does Dr. Wanda Diaz accept Medicare assignment?
Yes. Dr. Wanda Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Wanda Diaz commonly perform?
Top Medicare-reported procedures in 2023: Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99213); Injection of drug or substance under skin or into muscle (HCPCS 96372). Source: CMS Medicare Physician & Other Practitioners file.