Doctor profile · Federal record

Dr. Lin Chen, MD, PHD

Ophthalmology Physician (CMS: Ophthalmology) · Kenosha, WI

  • NPI 1841394921
  • Accepts Medicare
  • 30 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6815 118Th Ave
Kenosha, WI 531428420
(262) 857-5600

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
August 16, 2023
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Wisconsin #45826
Medicaid
WI #34428000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841394921. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
143
Distinct HCPCS
8
Medicare allowed
$12,800
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 28 28 $159
92134 Imaging of retina 25 21 $38
92136 Measurement of corneal curvature and depth of eye 18 16 $39
99214 Established patient office or other outpatient visit, 30-39 minutes 18 15 $123
92133 Imaging of optic nerve 15 15 $34
99205 New patient office or other outpatient visit, 60-74 minutes 15 15 $210
76514 Ultrasound scan of cornea to determine thickness 12 12 $10
92083 Exam of visual field with extended testing 12 11 $60

In context: peer comparison

Among 2 peers in Kenosha Ophthalmology Physician, average services per provider: 44. This provider delivers 3.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,281
Patients
386
Total drug cost
$97,803
Drug Type Claims Patients Total cost
Latanoprost Generic 501 129 $6,504
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 163 48 $3,789
Timolol Maleate Generic 145 48 $4,758
Brimonidine Tartrate Generic 94 26 $6,285
Dorzolamide Hcl Generic 81 26 $1,864
Lumigan (Bimatoprost) Brand 63 16 $23,826
Prednisolone Acetate Generic 33 29 $1,629
Alphagan P (Brimonidine Tartrate) Brand 29 12 $15,630
Travoprost Generic 29 11 $5,805
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 27 23 $479

Frequently asked questions

Auto-generated from federal data
What is Dr. Lin Chen's medical specialty?
Dr. Lin Chen practices Ophthalmology Physician in Kenosha, WI.
Where does Dr. Lin Chen practice?
Dr. Lin Chen practices at 6815 118Th Ave, Kenosha, WI 531428420. Office phone: 2628575600.
What is Dr. Lin Chen's NPI?
Dr. Lin Chen's National Provider Identifier (NPI) is 1841394921, issued by NPPES.
Does Dr. Lin Chen accept Medicare assignment?
Yes. Dr. Lin Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lin Chen commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Imaging of retina (HCPCS 92134); Measurement of corneal curvature and depth of eye (HCPCS 92136). Source: CMS Medicare Physician & Other Practitioners file.