Doctor profile · Federal record

Dr. Lisa Walker, OD Optometry

Optometrist (CMS: Optometry) · Elk City, OK

  • NPI 1871559575
  • 37 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
106 N Main St
Elk City, OK 736444752
(580) 243-2020
fax (580) 243-2040

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
February 15, 2008
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Oklahoma #2003

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871559575. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
254
Distinct HCPCS
4
Medicare allowed
$17,042
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 169 167 $77
92250 Photography of the retina 55 53 $33
66984 Removal of cataract with insertion of prosthetic lens 19 11 $95
92134 Imaging of retina 11 11 $35

In context: peer comparison

Among 2 peers in this city , average services per provider: 63. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$26
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Glaukos Corporation 1 $26.06

By nature of payment

Food and Beverage
$26

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
15
Patients
0
Total drug cost
$108
Drug Type Claims Patients Total cost
Latanoprost Generic 15 0 $108

Frequently asked questions

Auto-generated from federal data
What is Dr. Lisa Walker's medical specialty?
Dr. Lisa Walker practices Optometrist in Elk City, OK.
Where does Dr. Lisa Walker practice?
Dr. Lisa Walker practices at 106 N Main St, Elk City, OK 736444752. Office phone: 5802432020.
What is Dr. Lisa Walker's NPI?
Dr. Lisa Walker's National Provider Identifier (NPI) is 1871559575, issued by NPPES.
Does Dr. Lisa Walker accept Medicare assignment?
Dr. Lisa Walker does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Lisa Walker commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Photography of the retina (HCPCS 92250); Removal of cataract with insertion of prosthetic lens (HCPCS 66984). Source: CMS Medicare Physician & Other Practitioners file.