Marc Malouf, MD
NPI 1821318841 · Ophthalmology Physician · Charlotte Hall, MD
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Malouf, MD is a Ophthalmology Physician provider in Charlotte Hall, MD (NPI 1821318841).
Provider details
- NPI number
- 1821318841
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D0077274 (MD)
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
16 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
6,492 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,098 | $133 |
| Extended Exam of the Back Part of the Eye With Retinal Drawing92201 | 942 | $25 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 824 | $41 |
| Imaging of Retina92134 | 769 | $40 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 707 | $548 |
| Established Patient Complete Exam of Visual System92014 | 577 | $129 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 257 | 101 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 133 | 58 |
| Erythromycin Basebrand: Erythromycin | 132 | 59 |
| Lifitegrastbrand: Xiidra | 126 | 58 |
| Prednisolone Acetate | 76 | 52 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 69 | 57 |
| Cyclosporinebrand: Restasis |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$626 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
- 2010-06-02
- Last updated
- 2026-03-22
- Certified
- 2026-03-22
Frequently asked questions
- What is Marc Malouf's NPI number?
- Marc Malouf's National Provider Identifier (NPI) is 1821318841, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Malouf's specialty?
- Marc Malouf is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Malouf located?
- Marc Malouf's practice location on file with NPPES is 37767 Market Dr Unit 103, Charlotte Hall, MD 20622-3175.
- What is Marc Malouf's phone number?
- The practice phone number listed in the NPPES registry for Marc Malouf is (301) 895-2020.
- Does Marc Malouf accept Medicare?
- Marc Malouf is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Malouf's NPI active?
- Yes — Marc Malouf's NPI (1821318841) is active in the NPPES registry as of the last update on 2026-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.