Doctor profile · Federal record

Dr. Sean Sumsion, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Redding, CA

  • NPI 1538504469
  • Accepts Medicare
  • MIPS 0.0 / 100 · 2023
  • 14 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2801 Park Marina Dr
Redding, CA 960012822
(530) 244-2273
fax (530) 244-2708

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
August 25, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207W00000X — NUCC code
State licenses (2)
California #144812 · Texas #Q9748

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538504469. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
13,619
Distinct HCPCS
10
Medicare allowed
$2,991,877
HCPCS Description Services Patients Avg allowed
92134 Imaging of retina 1,973 861 $42
J0178 Injection, aflibercept, 1 mg 1,954 135 $867
67028 Injection of drug into eye 1,224 165 $118
83516 Analysis of substance using immunoassay technique, multiple step method 975 406 $11
83861 Microfluid analysis of tears 964 403 $22
99213 Established patient office or other outpatient visit, 20-29 minutes 918 239 $94
J2781 Injection, pegcetacoplan, intravitreal, 1 mg 765 27 $151
99214 Established patient office or other outpatient visit, 30-39 minutes 754 715 $132
92012 Established patient problem focused exam of visual system 743 412 $95
92083 Exam of visual field with extended testing 501 350 $67

In context: peer comparison

Among 4 peers in Redding Ophthalmology Physician, average services per provider: 289. This provider delivers 47× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$884
Transactions
33
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 12 $390.65
Mallinckrodt Hospital Products INC. 9 $147.09
Regeneron Healthcare Solutions, INC. 2 $115.13
Apellis Pharmaceuticals, INC. 4 $101.00
Biotissue Holdings INC. 3 $46.55
Johnson & Johnson Surgical Vision, INC. 1 $35.72
Sun Pharmaceutical Industries INC. 1 $27.37
Glaukos Corporation 1 $20.49

By nature of payment

Food and Beverage
$884

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,014
Patients
533
Total drug cost
$159,024
Drug Type Claims Patients Total cost
Ofloxacin Generic 171 126 $2,451
Prednisolone Acetate Generic 171 101 $8,534
Ketorolac Tromethamine Generic 113 68 $2,308
Lumigan (Bimatoprost) Brand 97 30 $41,587
Timolol Maleate Generic 70 31 $869
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 61 23 $1,872
Latanoprost Generic 61 27 $1,172
Combigan (Brimonidine Tartrate/Timolol) Brand 48 13 $14,499
Prolensa (Bromfenac Sodium) Brand 44 25 $15,369
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 42 35 $587

Frequently asked questions

Auto-generated from federal data
What is Dr. Sean Sumsion's medical specialty?
Dr. Sean Sumsion practices Ophthalmology Physician in Redding, CA.
Where does Dr. Sean Sumsion practice?
Dr. Sean Sumsion practices at 2801 Park Marina Dr, Redding, CA 960012822. Office phone: 5302442273.
What is Dr. Sean Sumsion's NPI?
Dr. Sean Sumsion's National Provider Identifier (NPI) is 1538504469, issued by NPPES.
Does Dr. Sean Sumsion accept Medicare assignment?
Yes. Dr. Sean Sumsion accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sean Sumsion commonly perform?
Top Medicare-reported procedures in 2023: Imaging of retina (HCPCS 92134); Injection, aflibercept, 1 mg (HCPCS J0178); Injection of drug into eye (HCPCS 67028). Source: CMS Medicare Physician & Other Practitioners file.