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Edit this profileBased in Reading, MA, Henry D. Greyner-Almeida, MD is listed in the NPI registry under ophthalmology. Medicare claims data shows Henry provided 142 services to 139 patients. The services billed most often include exam of visual field with extended testing, imaging of optic nerve, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. NPI 1124656533 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
20 PONDMEADOW DR
Reading, MA 01867
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.
Eye injury and cancer
Inflammation, neurologic, and orbit
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
Retina and vitreous
Eye injuries
Retina & vitreous
Cataract and lens
Cornea and refractive
Emergency and minor
Examination and imaging
Eyelid, tear duct, and muscle
Glaucoma
Retina
Most searched procedures
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
142 services · 139 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Dilation of fluid outflow drainage within eye | Procedure | 66174 |
21 | Less often than most peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
18 | Less often than most peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
31 | Less often than most peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
22 | Less often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
21 | Less often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
15 | Less often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
14 | Less often than most peers in Ophthalmology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Greyner-Almeida is an eye doctor in Reading, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Dr. Greyner-Almeida is listed at 20 Pondmeadow Dr, Reading, MA 01867. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (781) 942-9876. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Greyner-Almeida's National Provider Identifier is 1124656533. 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. Greyner-Almeida attended Other, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
Dr. Greyner-Almeida has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Greyner-Almeida performs procedures including dilation of fluid outflow drainage within eye; reads or performs imaging such as ultrasound scan of cornea to determine thickness; provides treatments such as exam of visual field with extended testing 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
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Greyner-Almeida. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.
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