Doctor profile · Federal record
Dr. Mark Fritz, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Joliet, IL
- NPI 1669509550
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 31 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
212 N Larkin Ave
Joliet, IL 604356604
(815) 741-0666
fax (815) 741-0649
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- June 24, 2008
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- Illinois #036099618
- Medicaid
- IL #036099618
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1669509550. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,872
Distinct HCPCS
9
Medicare allowed
$219,038
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92012 |
Established patient problem focused exam of visual system | 647 | 353 | $92 | |
92014 |
Established patient complete exam of visual system | 602 | 597 | $130 | |
92083 |
Exam of visual field with extended testing | 170 | 168 | $65 | |
92133 |
Imaging of optic nerve | 167 | 167 | $38 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 82 | 58 | $555 | |
92004 |
New patient complete exam of visual system | 75 | 75 | $153 | |
76519 |
Ultrasound scan to determine eye length and lens power | 74 | 50 | $58 | |
92134 |
Imaging of retina | 44 | 41 | $41 | |
92002 |
New patient problem focused exam of visual system | 11 | 11 | $88 |
In context: peer comparison
Among 6 peers in Joliet Ophthalmology Physician, average services per provider: 219. This provider delivers 8.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,828
Patients
702
Total drug cost
$90,107
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 560 | 121 | $12,376 |
| Prednisolone Acetate | Generic | 250 | 148 | $8,946 |
| Ketorolac Tromethamine | Generic | 212 | 113 | $5,347 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 186 | 54 | $5,700 |
| Erythromycin (Erythromycin Base) | Brand | 166 | 85 | $2,119 |
| Ofloxacin | Generic | 150 | 106 | $2,586 |
| Brimonidine Tartrate | Generic | 78 | 42 | $789 |
| Timolol Maleate | Generic | 78 | 19 | $2,988 |
| Dorzolamide Hcl | Generic | 60 | 14 | $2,102 |
| Rhopressa (Netarsudil Mesylate) | Brand | 16 | 0 | $5,237 |
Frequently asked questions
What is Dr. Mark Fritz's medical specialty?
Dr. Mark Fritz practices Ophthalmology Physician in Joliet, IL.
Where does Dr. Mark Fritz practice?
Dr. Mark Fritz practices at 212 N Larkin Ave, Joliet, IL 604356604. Office phone: 8157410666.
What is Dr. Mark Fritz's NPI?
Dr. Mark Fritz's National Provider Identifier (NPI) is 1669509550, issued by NPPES.
Does Dr. Mark Fritz accept Medicare assignment?
Yes. Dr. Mark Fritz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Fritz commonly perform?
Top Medicare-reported procedures in 2023: Established patient problem focused exam of visual system (HCPCS 92012); Established patient complete exam of visual system (HCPCS 92014); Exam of visual field with extended testing (HCPCS 92083). Source: CMS Medicare Physician & Other Practitioners file.