Doctor profile · Federal record

Dr. Leonard Messner, OD

Optometrist (CMS: Optometry) · Chicago, IL

  • NPI 1629061163
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3241 S Michigan Ave
Chicago, IL 606163849
(312) 949-7108
fax (312) 949-7389

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
January 19, 2012
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Illinois #046007897
Medicaid
IL #046007897

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629061163. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
277
Distinct HCPCS
4
Medicare allowed
$25,705
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 146 93 $134
92133 Imaging of optic nerve 74 53 $38
92134 Imaging of retina 37 22 $41
99213 Established patient office or other outpatient visit, 20-29 minutes 20 18 $95

In context: peer comparison

Among 92 peers in Chicago Optometrist, average services per provider: 85. This provider delivers 3.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$157
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Sun Pharmaceutical Industries INC. 2 $123.79
Amgen INC. 1 $33.25

By nature of payment

Food and Beverage
$157

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
91
Patients
18
Total drug cost
$5,374
Drug Type Claims Patients Total cost
Latanoprost Generic 61 18 $965
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 19 0 $363
Lumigan (Bimatoprost) Brand 11 0 $4,046

Frequently asked questions

Auto-generated from federal data
What is Dr. Leonard Messner's medical specialty?
Dr. Leonard Messner practices Optometrist in Chicago, IL.
Where does Dr. Leonard Messner practice?
Dr. Leonard Messner practices at 3241 S Michigan Ave, Chicago, IL 606163849. Office phone: 3129497108.
What is Dr. Leonard Messner's NPI?
Dr. Leonard Messner's National Provider Identifier (NPI) is 1629061163, issued by NPPES.
Does Dr. Leonard Messner accept Medicare assignment?
Yes. Dr. Leonard Messner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Leonard Messner commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Imaging of optic nerve (HCPCS 92133); Imaging of retina (HCPCS 92134). Source: CMS Medicare Physician & Other Practitioners file.