Doctor profile · Federal record

Dr. Darrin Karcher, OD

Optometrist (CMS: Optometry) · Van Wert, OH

  • NPI 1235100652
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1183 Westwood Drive
Van Wert, OH 45891
(419) 238-9244
fax (419) 238-4695

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
February 7, 2022
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Ohio #4944
Medicaid
OH #2445296

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235100652. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,402
Distinct HCPCS
9
Medicare allowed
$32,875
HCPCS Description Services Patients Avg allowed
66984 Removal of cataract with insertion of prosthetic lens 960 13 $1
99213 Established patient office or other outpatient visit, 20-29 minutes 258 257 $86
92134 Imaging of retina 88 83 $38
99212 Established patient office or other outpatient visit, 10-19 minutes 22 21 $54
92133 Imaging of optic nerve 18 17 $34
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 16 14 $22
99203 New patient office or other outpatient visit, 30-44 minutes 15 15 $107
92012 Established patient problem focused exam of visual system 14 14 $84
92014 Established patient complete exam of visual system 11 11 $119

In context: peer comparison

Among 1 peers in this city , average services per provider: 155. This provider delivers 9.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$55
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 3 $54.98

By nature of payment

Food and Beverage
$55

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
85
Patients
15
Total drug cost
$5,467
Drug Type Claims Patients Total cost
Latanoprost Generic 50 15 $1,505
Ciprofloxacin Hcl Generic 12 0 $156
Travoprost Generic 12 0 $3,727
Timolol Maleate Generic 11 0 $78

Frequently asked questions

Auto-generated from federal data
What is Dr. Darrin Karcher's medical specialty?
Dr. Darrin Karcher practices Optometrist in Van Wert, OH.
Where does Dr. Darrin Karcher practice?
Dr. Darrin Karcher practices at 1183 Westwood Drive, Van Wert, OH 45891. Office phone: 4192389244.
What is Dr. Darrin Karcher's NPI?
Dr. Darrin Karcher's National Provider Identifier (NPI) is 1235100652, issued by NPPES.
Does Dr. Darrin Karcher accept Medicare assignment?
Yes. Dr. Darrin Karcher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Darrin Karcher commonly perform?
Top Medicare-reported procedures in 2023: Removal of cataract with insertion of prosthetic lens (HCPCS 66984); Established patient office or other outpatient visit (HCPCS 99213); Imaging of retina (HCPCS 92134). Source: CMS Medicare Physician & Other Practitioners file.