Physician Profile
Unclaimed ProfileAbout HAROONI
Based in Brooklyn, NY, Mark Harooni, M.D. is listed in the NPI registry under ophthalmology. Mark graduated from New York University School of Medicine in 1991. Mark is also listed as specializing in ophthalmology — retina specialist. According to Medicare claims data, Mark cared for 295 Medicare patients across 346 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (718) 438-5600
- Email not available
Practice Locations
109 4TH AVE
Brooklyn, NY 11217
Procedures Most Often Billed to Medicare
346 services · 295 patients · 12 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Closure of tear duct opening using plug | Procedure | 68761 |
45 |
| Established patient complete exam of visual system | Treatment | 92014 |
53 |
| Photography of the retina | Treatment | 92250 |
44 |
| Established patient complete exam of visual system | Treatment | 92014 |
38 |
| Established patient problem focused exam of visual system | Treatment | 92012 |
38 |
| Photography of the retina | Treatment | 92250 |
31 |
| Established patient problem focused exam of visual system | Treatment | 92012 |
26 |
| Exam of visual field with extended testing | Treatment | 92083 |
19 |
| New patient complete exam of visual system | Treatment | 92004 |
14 |
| Imaging of optic nerve | Treatment | 92133 |
13 |
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 ophthalmology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other ophthalmology specialists in Brooklyn 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at New York University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1991 at New York University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Closure of tear duct opening using plug 8
Providers in NY who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Harooni?
Dr. Harooni is an ophthalmology in Brooklyn, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
What is Dr. Harooni's address?
Dr. Harooni is listed at 109 4TH AVE, Brooklyn, NY 11217. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Harooni?
The number on file is (718) 438-5600. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Harooni's NPI number?
Dr. Harooni's National Provider Identifier is 1013014406. 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 Dr. Harooni train?
Dr. Harooni attended New York University School of Medicine, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Harooni been practicing?
Dr. Harooni has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Harooni perform?
According to Medicare billing data, Dr. Harooni performs procedures including closure of tear duct opening using plug; provides treatments such as established patient complete exam of visual system and photography of the retina, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Harooni confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Harooni. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.