Doctor profile · Federal record

Dr. Ryan Lange, MD

Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Evanston, IL

  • NPI 1679997712
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 10 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1630 Sherman Ave Ste 100
Evanston, IL 602013711
(847) 535-6464
fax (224) 271-4870
Additional location
1101 Madison St Ste 600
Seattle, WA 981041340
(206) 215-2020
fax (206) 215-2022
Additional location
600 N Wolfe St
Baltimore, MD 212872109
(410) 955-5000

Credentials & registration

NPPES · NUCC
NPI registered
February 2014 — 12 yrs on file
Profile last updated
April 28, 2022
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207W00000X — NUCC code
State licenses (2)
Illinois #036159002 · Washington #MD61043249

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679997712. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
616
Distinct HCPCS
10
Medicare allowed
$79,791
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 148 111 $95
92004 New patient complete exam of visual system 76 76 $154
99203 New patient office or other outpatient visit, 30-44 minutes 66 66 $119
99204 New patient office or other outpatient visit, 45-59 minutes 64 64 $177
99214 Established patient office or other outpatient visit, 30-39 minutes 63 55 $134
92134 Imaging of retina 46 45 $42
92014 Established patient complete exam of visual system 35 35 $130
92136 Measurement of corneal curvature and depth of eye 30 15 $40
66984 Removal of cataract with insertion of prosthetic lens 29 20 $566
92133 Imaging of optic nerve 29 28 $37

In context: peer comparison

Among 2 peers in Evanston Ophthalmology Physician, average services per provider: 157. This provider delivers 3.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$166
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 2 $166.28

By nature of payment

Food and Beverage
$166

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
271
Patients
97
Total drug cost
$26,827
Drug Type Claims Patients Total cost
Prednisolone Acetate Generic 53 34 $1,674
Loteprednol Etabonate Generic 31 15 $4,926
Erythromycin (Erythromycin Base) Brand 29 20 $305
Latanoprost Generic 29 12 $640
Ketorolac Tromethamine Generic 22 0 $552
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 20 16 $204
Brimonidine Tartrate Generic 19 0 $239
Fluorometholone Generic 19 0 $1,717
Doxycycline Hyclate Generic 18 0 $879
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 16 0 $423

Frequently asked questions

Auto-generated from federal data
What is Dr. Ryan Lange's medical specialty?
Dr. Ryan Lange practices Ophthalmology Physician in Evanston, IL.
Where does Dr. Ryan Lange practice?
Dr. Ryan Lange practices at 1630 Sherman Ave Ste 100, Evanston, IL 602013711. Office phone: 8475356464.
What is Dr. Ryan Lange's NPI?
Dr. Ryan Lange's National Provider Identifier (NPI) is 1679997712, issued by NPPES.
Does Dr. Ryan Lange accept Medicare assignment?
Yes. Dr. Ryan Lange accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ryan Lange commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient complete exam of visual system (HCPCS 92004); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.