Doctor profile · Federal record

Dr. Jon Mark, O.D.

Optometrist (CMS: Optometry) · Warsaw, IN

  • NPI 1508869942
  • Accepts Medicare
  • MIPS 93.6 / 100 · 2023
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2251 Dubois Dr
Warsaw, IN 465803212
(574) 269-2777
fax (574) 371-4697

Credentials & registration

NPPES · NUCC
NPI registered
May 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Indiana #18002230A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508869942. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,226
Distinct HCPCS
10
Medicare allowed
$88,024
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 635 491 $85
92134 Imaging of retina 230 97 $37
92133 Imaging of optic nerve 105 99 $33
92083 Exam of visual field with extended testing 92 87 $59
99214 Established patient office or other outpatient visit, 30-39 minutes 84 75 $121
99203 New patient office or other outpatient visit, 30-44 minutes 31 31 $103
92020 Exam of the internal drainage system of eye 14 14 $26
92250 Photography of the retina 12 12 $35
99204 New patient office or other outpatient visit, 45-59 minutes 12 12 $157
99212 Established patient office or other outpatient visit, 10-19 minutes 11 11 $53

In context: peer comparison

Among 3 peers in Warsaw Optometrist, average services per provider: 89. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$159
Transactions
6
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 4 $75.79
Glaukos Corporation 1 $59.70
Genentech USA, INC. 1 $23.45

By nature of payment

Food and Beverage
$159

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,002
Patients
288
Total drug cost
$106,575
Drug Type Claims Patients Total cost
Latanoprost Generic 338 96 $6,301
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 179 52 $5,993
Brimonidine Tartrate Generic 79 22 $1,119
Lumigan (Bimatoprost) Brand 74 19 $33,242
Dorzolamide Hcl Generic 56 18 $1,267
Timolol Maleate Generic 53 17 $1,071
Prednisolone Acetate Generic 42 33 $1,780
Rocklatan (Netarsudil Mesylat/Latanoprost) Brand 34 0 $15,570
Fluorometholone Generic 32 16 $2,064
Acyclovir Generic 29 0 $558

Frequently asked questions

Auto-generated from federal data
What is Dr. Jon Mark's medical specialty?
Dr. Jon Mark practices Optometrist in Warsaw, IN.
Where does Dr. Jon Mark practice?
Dr. Jon Mark practices at 2251 Dubois Dr, Warsaw, IN 465803212. Office phone: 5742692777.
What is Dr. Jon Mark's NPI?
Dr. Jon Mark's National Provider Identifier (NPI) is 1508869942, issued by NPPES.
Does Dr. Jon Mark accept Medicare assignment?
Yes. Dr. Jon Mark accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jon Mark commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Imaging of retina (HCPCS 92134); Imaging of optic nerve (HCPCS 92133). Source: CMS Medicare Physician & Other Practitioners file.