Are you Charles A. Barsam, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 725 Concord Ave, Suite 4100, Cambridge, MA 02138
About Dr. Barsam
Based in Cambridge, MA, Charles A. Barsam, M.D. is listed in the NPI registry under ophthalmology. Charles is also listed as specializing in internal medicine. Medicare claims data shows Charles provided 3,331 services to 2,193 patients. The services billed most often include established patient complete exam of visual system, injection, bimatoprost, intracameral implant, 1 microgram, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. NPI 1760470041 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (617) 864-8822
- Email not available
Practice Locations
725 CONCORD AVE SUITE 4100
Cambridge, MA 02138
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
3,331 services · 2,193 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
128 | More often than most peers in Ophthalmology |
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
114 | As often as other peers in Ophthalmology |
| Injection of drug into eye | Procedure | 67028 |
101 | Less often than most peers in Ophthalmology |
| Closure of tear duct opening using plug | Procedure | 68761 |
55 | As often as other peers in Ophthalmology |
| Injection of medication into eye | Procedure | 66030 |
39 | More often than most peers in Ophthalmology |
| Placement of amniotic membrane on eye surface for wound healing | Procedure | 65778 |
36 | As often as other peers in Ophthalmology |
| Removal of excessive skin and fat of upper eyelid | Procedure | 15823 |
32 | As often as other peers in Ophthalmology |
| Removal of multiple chronic growths of same eyelid | Procedure | 67801 |
22 | Too few peers to compare |
| Injection into skin growth, 1-7 growths | Procedure | 11900 |
20 | As often as other peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
854 | More often than most 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 1
Same specialty, same street address — most likely the same department or group.
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.
Other eye doctors in Cambridge 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of recurring cataract in lens capsule using a laser 8
Providers in MA who bill this service to Medicare most often.
Common questions
What is Charles A. Barsam's specialty?
Charles A. Barsam is an eye doctor in Cambridge, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where can I find Charles A. Barsam?
Charles A. Barsam is listed at 725 Concord Ave Suite 4100, Cambridge, MA 02138. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Charles A. Barsam?
The number on file is (617) 864-8822. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Charles A. Barsam?
Charles A. Barsam's National Provider Identifier is 1760470041. 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
What is Charles A. Barsam's education?
Charles A. Barsam attended Other, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Charles A. Barsam have?
Charles A. Barsam has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What is Charles A. Barsam known for?
According to Medicare billing data, Charles A. Barsam performs procedures including removal of recurring cataract in lens capsule using a laser, removal of cataract with insertion of prosthetic lens and injection of drug into eye; provides treatments such as established patient complete exam of visual system and imaging of retina, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Charles A. Barsam's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Charles A. Barsam. If this is you, claiming it is free.
Guide.md
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