Doctor profile · Federal record

Dr. Nicholas Castellano, OD

Optometrist (CMS: Optometry) · Saint Louis, MO

  • NPI 1669821062
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2511 S Brentwood Blvd
Saint Louis, MO 631442308
(314) 863-0000
fax (314) 961-1041

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Missouri #2016017805

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669821062. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
697
Distinct HCPCS
8
Medicare allowed
$82,736
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 432 353 $88
99214 Established patient office or other outpatient visit, 30-39 minutes 92 89 $125
92083 Exam of visual field with extended testing 50 49 $61
92133 Imaging of optic nerve 42 42 $33
66984 Removal of cataract with insertion of prosthetic lens 40 35 $104
65778 Placement of amniotic membrane on eye surface for wound healing 18 11 $1,278
99203 New patient office or other outpatient visit, 30-44 minutes 12 12 $110
92134 Imaging of retina 11 11 $39

In context: peer comparison

Among 47 peers in Saint Louis Optometrist, average services per provider: 67. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$371
Transactions
17
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Tarsus Pharmaceuticals, INC. 4 $107.27
Johnson & Johnson Vision Care, INC. 3 $60.19
CooperVision INC. 3 $55.50
Oyster Point Pharma, INC. 2 $54.90
Thea Pharma INC. 2 $38.08
Johnson & Johnson Surgical Vision, INC. 1 $23.27
Bausch & Lomb Americas INC. 1 $17.54
Alcon Vision LLC 1 $14.09

By nature of payment

Food and Beverage
$371

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
467
Patients
198
Total drug cost
$35,824
Drug Type Claims Patients Total cost
Latanoprost Generic 158 50 $4,560
Prednisolone Acetate Generic 79 73 $2,159
Timolol Maleate Generic 79 24 $670
Brimonidine Tartrate-Timolol (Brimonidine Tartrate/Timolol) Brand 26 0 $9,146
Loteprednol Etabonate Generic 22 15 $3,379
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 21 21 $198
Tobramycin-Dexamethasone (Tobramycin/Dexamethasone) Brand 17 15 $543
Brimonidine Tartrate Generic 13 0 $334
Combigan (Brimonidine Tartrate/Timolol) Brand 13 0 $4,236
Dorzolamide Hcl Generic 13 0 $876

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicholas Castellano's medical specialty?
Dr. Nicholas Castellano practices Optometrist in Saint Louis, MO.
Where does Dr. Nicholas Castellano practice?
Dr. Nicholas Castellano practices at 2511 S Brentwood Blvd, Saint Louis, MO 631442308. Office phone: 3148630000.
What is Dr. Nicholas Castellano's NPI?
Dr. Nicholas Castellano's National Provider Identifier (NPI) is 1669821062, issued by NPPES.
Does Dr. Nicholas Castellano accept Medicare assignment?
Yes. Dr. Nicholas Castellano accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Castellano commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Exam of visual field with extended testing (HCPCS 92083). Source: CMS Medicare Physician & Other Practitioners file.