Doctor profile · Federal record
Dr. Jack Guenther, OD
Optometrist (CMS: Optometry) · Mokena, IL
- NPI 1215047063
- Accepts Medicare
- 36 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
19607 S Lagrange Road
Mokena, IL 60448
(708) 479-1616
fax (708) 479-6699
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- September 25, 2008
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- Illinois #046008314
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1215047063. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
100
Distinct HCPCS
1
Medicare allowed
$11,893
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 100 | 97 | $119 |
In context: peer comparison
Among 2 peers in Mokena Optometrist, average services per provider: 40. This provider delivers 2.5× the peer median.Frequently asked questions
What is Dr. Jack Guenther's medical specialty?
Dr. Jack Guenther practices Optometrist in Mokena, IL.
Where does Dr. Jack Guenther practice?
Dr. Jack Guenther practices at 19607 S Lagrange Road, Mokena, IL 60448. Office phone: 7084791616.
What is Dr. Jack Guenther's NPI?
Dr. Jack Guenther's National Provider Identifier (NPI) is 1215047063, issued by NPPES.
Does Dr. Jack Guenther accept Medicare assignment?
Yes. Dr. Jack Guenther accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jack Guenther commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.