Physician Profile
Ernesto L. Collazo, M.D.
Unclaimed ProfileAbout Dr. Collazo
Ernesto L. Collazo, M.D. is a healthcare provider in San Juan, PR specializing in ophthalmology. Ernesto trained at New York University School of Medicine, graduating in 1986. Medicare claims data shows Ernesto provided 1,863 services to 1,570 patients. The services billed most often include established patient problem focused exam of visual system, imaging of optic nerve, and microfluid analysis of tears.
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
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
- (787) 728-3700
- Email not available
Practice Locations
1503 PROF. AUGUSTO RODRIGUEZ SEGUNDO PISO
San Juan, PR 00909
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
1,863 services · 1,570 patients · 20 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of probe into nasal tear duct | Procedure | 68810 |
34 | As often as other peers in Ophthalmology |
| Closure of tear duct opening using plug | Procedure | 68761 |
20 | Less often than most peers in Ophthalmology |
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
15 | Less often than most peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
28 | As often as other peers in Ophthalmology |
| Ultrasound scan to determine eye length and lens power | Imaging | 76519 |
16 | Less often than most peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
331 | More often than most peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
211 | More often than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
192 | As often as other peers in Ophthalmology |
| Photography of content of eyes | Treatment | 92285 |
162 | More often than most peers in Ophthalmology |
| Photography of the retina | Treatment | 92250 |
135 | 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 in San Juan 8
Same specialty, same city.
Trained at New York University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1986 at New York University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Ernesto L. Collazo?
Ernesto L. Collazo is an eye doctor in San Juan, PR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
What is Ernesto L. Collazo's address?
Ernesto L. Collazo is listed at 1503 Prof. Augusto Rodriguez Segundo Piso, San Juan, PR 00909. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Ernesto L. Collazo?
The number on file is (787) 728-3700. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Ernesto L. Collazo?
Ernesto L. Collazo's National Provider Identifier is 1134112667. 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 Ernesto L. Collazo train?
Ernesto L. Collazo attended New York University School of Medicine, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Ernesto L. Collazo have?
Ernesto L. Collazo has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What procedures does Ernesto L. Collazo perform?
According to Medicare billing data, Ernesto L. Collazo performs procedures including insertion of probe into nasal tear duct, closure of tear duct opening using plug and removal of cataract with insertion of prosthetic lens; reads or performs imaging such as ultrasound scan of cornea to determine thickness and ultrasound scan to determine eye length and lens power; provides treatments such as established patient problem focused exam of visual system and imaging of optic nerve, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Ernesto L. Collazo's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Ernesto L. Collazo. 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.