Doctor profile · Federal record

Dr. Ian Cheslock

Optometrist (CMS: Optometry) · Longview, WA

  • NPI 1003580762
  • Accepts Medicare
  • MIPS 94.2 / 100 · 2023
  • 5 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
950 11Th Ave
Longview, WA 986322504
(360) 577-1500
fax (360) 425-0735

Credentials & registration

NPPES · NUCC
NPI registered
August 2021 — 5 yrs on file
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Washington #61169322

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003580762. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
279
Distinct HCPCS
6
Medicare allowed
$25,468
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 100 72 $90
92014 Established patient complete exam of visual system 51 51 $122
92250 Photography of the retina 51 51 $38
99214 Established patient office or other outpatient visit, 30-39 minutes 32 29 $126
92004 New patient complete exam of visual system 23 23 $149
92134 Imaging of retina 22 22 $40

In context: peer comparison

Among 6 peers in this city , average services per provider: 105. This provider delivers 2.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
69
Patients
16
Total drug cost
$1,704
Drug Type Claims Patients Total cost
Latanoprost Generic 20 0 $613
Prednisolone Acetate Generic 20 16 $702
Timolol Maleate Generic 17 0 $190
Erythromycin (Erythromycin Base) Brand 12 0 $200

Frequently asked questions

Auto-generated from federal data
What is Dr. Ian Cheslock's medical specialty?
Dr. Ian Cheslock practices Optometrist in Longview, WA.
Where does Dr. Ian Cheslock practice?
Dr. Ian Cheslock practices at 950 11Th Ave, Longview, WA 986322504. Office phone: 3605771500.
What is Dr. Ian Cheslock's NPI?
Dr. Ian Cheslock's National Provider Identifier (NPI) is 1003580762, issued by NPPES.
Does Dr. Ian Cheslock accept Medicare assignment?
Yes. Dr. Ian Cheslock accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ian Cheslock commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient complete exam of visual system (HCPCS 92014); Photography of the retina (HCPCS 92250). Source: CMS Medicare Physician & Other Practitioners file.