Doctor profile · Federal record

Dr. Nicholas Marso, OD

Optometrist (CMS: Optometry) · Pierre, SD

  • NPI 1902257413
  • Accepts Medicare
  • MIPS 68.2 / 100 · 2023
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
640 E Sioux Ave, Suite 3
Pierre, SD 575013300
(605) 224-6128
fax (605) 224-8446

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Profile last updated
June 16, 2022
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
South Dakota #730

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902257413. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
685
Distinct HCPCS
9
Medicare allowed
$63,037
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 262 262 $122
99213 Established patient office or other outpatient visit, 20-29 minutes 144 106 $85
92134 Imaging of retina 84 72 $39
92133 Imaging of optic nerve 67 57 $35
66984 Removal of cataract with insertion of prosthetic lens 36 22 $100
92004 New patient complete exam of visual system 34 34 $144
99214 Established patient office or other outpatient visit, 30-39 minutes 29 27 $120
92083 Exam of visual field with extended testing 16 16 $60
92285 Photography of content of eyes 13 13 $22

In context: peer comparison

Among 2 peers in this city , average services per provider: 83. This provider delivers 8.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$50
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Johnson & Johnson Vision Care, Inc. 2 $35.20
Bausch & Lomb Americas Inc. 1 $14.46

By nature of payment

Food and Beverage
$50

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
229
Patients
51
Total drug cost
$51,031
Drug Type Claims Patients Total cost
Latanoprost Generic 86 23 $1,044
Combigan (Brimonidine Tartrate/Timolol) Brand 22 0 $6,895
Fluorometholone Generic 22 17 $1,543
Xiidra (Lifitegrast) Brand 22 0 $19,695
Timolol Maleate Generic 21 0 $1,348
Restasis (Cyclosporine) Brand 17 0 $12,564
Prednisolone Acetate Generic 15 0 $602
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 13 11 $147
Lumigan (Bimatoprost) Brand 11 0 $7,192

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicholas Marso's medical specialty?
Dr. Nicholas Marso practices Optometrist in Pierre, SD.
Where does Dr. Nicholas Marso practice?
Dr. Nicholas Marso practices at 640 E Sioux Ave, Pierre, SD 575013300. Office phone: 6052246128.
What is Dr. Nicholas Marso's NPI?
Dr. Nicholas Marso's National Provider Identifier (NPI) is 1902257413, issued by NPPES.
Does Dr. Nicholas Marso accept Medicare assignment?
Yes. Dr. Nicholas Marso accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Marso commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213); Imaging of retina (HCPCS 92134). Source: CMS Medicare Physician & Other Practitioners file.