Physician Profile
Charlotte L. Marous, M.D.
Unclaimed ProfileAbout Dr. Marous
Based in Philadelphia, PA, Charlotte L. Marous, M.D. is listed in the NPI registry under ophthalmology. According to Medicare claims data, Charlotte cared for 568 Medicare patients across 656 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, exam of visual field with limited testing, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (215) 928-3250
- Email not available
Practice Locations
840 WALNUT ST STE 910
Philadelphia, PA 19107
520 King Rd
Paoli, PA 19301
4060 Butler Pike Ste 100
Plymouth Meeting, PA 19462
Conditions Commonly Evaluated or Treated
Within Ophthalmology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Procedures & services
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
656 services · 568 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of growth of eyelid | Procedure | 67840 |
31 | More often than most peers in Ophthalmology |
| Probing of nasal tear duct | Procedure | 68840 |
22 | As often as other peers in Ophthalmology |
| Tying or biopsy of artery on side of skull | Procedure | 37609 |
21 | Too few peers to compare |
| Insertion of probe into nasal tear duct | Procedure | 68810 |
19 | Less often than most peers in Ophthalmology |
| Repair of wound of eyelids, nose, ears, or lips by transferring skin, 10.0 sq cm or less | Procedure | 14060 |
14 | Less often than most peers in Ophthalmology |
| Removal of excessive skin and fat of upper eyelid | Procedure | 15823 |
13 | Less often than most peers in Ophthalmology |
| Temporary closure of eyelids by suture | Procedure | 67875 |
12 | Less often than most peers in Ophthalmology |
| Full thickness skin graft to nose, ears, eyelids, or lips, 20.0 sq cm or less | Procedure | 15260 |
12 | Less often than most peers in Ophthalmology |
| Exam of visual field with limited testing | Treatment | 92081 |
61 | As often as other peers in Ophthalmology |
| Photography of content of eyes | Treatment | 92285 |
42 | As often as other peers in Ophthalmology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other eye doctors at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other eye doctors in Philadelphia 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2017 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of growth of eyelid 7
Providers in PA who bill this service to Medicare most often.
Common questions
What does Charlotte L. Marous specialize in?
Charlotte L. Marous is an eye doctor in Philadelphia, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where is Charlotte L. Marous located?
Charlotte L. Marous is listed at 840 Walnut St Ste 910, Philadelphia, PA 19107. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Charlotte L. Marous's phone number?
The number on file is (215) 928-3250. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Charlotte L. Marous's NPI number?
Charlotte L. Marous's National Provider Identifier is 1659802726. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Charlotte L. Marous train?
Charlotte L. Marous attended Other, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How long has Charlotte L. Marous been practicing?
Charlotte L. Marous has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What does Charlotte L. Marous do most often?
According to Medicare billing data, Charlotte L. Marous performs procedures including removal of growth of eyelid, probing of nasal tear duct and tying or biopsy of artery on side of skull; provides treatments such as exam of visual field with limited testing and photography of content of eyes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Charlotte L. Marous confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Charlotte L. Marous. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.