Nicholas Marchase, M.D.
NPI 1518226372 · Ophthalmology Physician · Conway, SC
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Marchase, M.D. is a Ophthalmology Physician provider in Conway, SC (NPI 1518226372).
Provider details
- NPI number
- 1518226372
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD83161 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 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
7,550 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) |
|---|---|---|
| Imaging of Retina92134 | 2,632 | $39 |
| Injection of Drug Into Eye67028 | 2,302 | $129 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,027 | $126 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 523 | $90 |
| Photography of the Retina92250 | 464 | $35 |
| Established Patient Complete Exam of Visual System92014 | 127 | $124 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 179 | 101 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 173 | 58 |
| Latanoprost | 83 | 28 |
| Ofloxacin | 81 | 65 |
| Brimonidine Tartrate | 66 | 30 |
| Alprazolam | 41 | 11 |
| Erythromycin Basebrand: Erythromycin | 35 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$620 across 28 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
- 2012-05-14
- Last updated
- 2020-09-11
- Certified
- 2020-09-11
Frequently asked questions
- What is Nicholas Marchase's NPI number?
- Nicholas Marchase's National Provider Identifier (NPI) is 1518226372, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Marchase's specialty?
- Nicholas Marchase is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Marchase located?
- Nicholas Marchase's practice location on file with NPPES is 1404 Main St, Conway, SC 29526-3567.
- What is Nicholas Marchase's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Marchase is (843) 488-1100.
- Does Nicholas Marchase accept Medicare?
- Nicholas Marchase is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Marchase's NPI active?
- Yes — Nicholas Marchase's NPI (1518226372) is active in the NPPES registry as of the last update on 2020-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.