Nicholas Castellano, OD
NPI 1669821062 · Optometrist · Saint Louis, MO
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Castellano, OD is a Optometrist provider in Saint Louis, MO (NPI 1669821062).
Provider details
- NPI number
- 1669821062
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Male
- Sole proprietor
- No
- License
- 2016017805 (MO)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
880 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 366 | $87 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 222 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 129 | $123 |
| Exam of Visual Field With Extended Testing92083 | 54 | $60 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 45 | $102 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 175 | 57 |
| Timolol Maleate | 87 | 27 |
| Prednisolone Acetate | 69 | 64 |
| Brimonidine Tartrate/Timololbrand: Brimonidine Tartrate-Timolol | 55 | — |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 30 | 26 |
| Travoprost | 21 | — |
| Brimonidine Tartrate/Timololbrand: Combigan | 16 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$371 across 17 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-06-07
- Last updated
- 2016-06-07
Frequently asked questions
- What is Nicholas Castellano's NPI number?
- Nicholas Castellano's National Provider Identifier (NPI) is 1669821062, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Castellano's specialty?
- Nicholas Castellano is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Nicholas Castellano located?
- Nicholas Castellano's practice location on file with NPPES is 2511 S Brentwood Blvd, Saint Louis, MO 63144-2308.
- What is Nicholas Castellano's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Castellano is (314) 863-0000.
- Does Nicholas Castellano accept Medicare?
- Nicholas Castellano is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Castellano's NPI active?
- Yes — Nicholas Castellano's NPI (1669821062) is active in the NPPES registry as of the last update on 2016-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.