Physician Profile
Based in Marietta, GA, Marc F. Greenberg, MD is listed in the NPI registry under ophthalmology — pediatric. Marc graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1990. Marc is also listed as specializing in ophthalmology. Medicare claims data shows Marc provided 438 services to 414 patients. The services billed most often include exam to measure eye deviation and range of motion, established patient problem focused exam of visual system, and realignment of horizontal eye muscle.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
355 TOWER RD NE STE 102
Marietta, GA 30060
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.
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
438 services · 414 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Realignment of horizontal eye muscle | Procedure | 67311 |
43 | More than most peers in Ophthalmology — Pediatric |
| Realignment of vertical eye muscle | Procedure | 67314 |
34 | Too few peers to compare |
| Relocation of eye muscle to restore function | Procedure | 67320 |
30 | Too few peers to compare |
| Realignment of eye muscle complicated by scarring or restrictive muscle movement | Procedure | 67332 |
25 | Too few peers to compare |
| Realignment of eye by repair of 2 horizontal muscles | Procedure | 67312 |
14 | Too few peers to compare |
| Exam to measure eye deviation and range of motion | Treatment | 92060 |
145 | More often than most peers in Ophthalmology — Pediatric |
| Established patient problem focused exam of visual system | Treatment | 92012 |
91 | More than most peers in Ophthalmology — Pediatric |
| New patient problem focused exam of visual system | Treatment | 92002 |
17 | Too few peers to compare |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
39 | Too few peers to compare |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Greenberg is an eye doctor in Marietta, GA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology — Pediatric”.
NPI registry
Dr. Greenberg is listed at 355 Tower Rd Ne Ste 102, Marietta, GA 30060. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (770) 422-4055. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Greenberg's National Provider Identifier is 1093779431. 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
Dr. Greenberg attended University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
Dr. Greenberg has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Greenberg performs procedures including realignment of horizontal eye muscle, realignment of vertical eye muscle and relocation of eye muscle to restore function; provides treatments such as exam to measure eye deviation and range of motion and established patient problem focused exam of visual system, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Greenberg. 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.