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Edit this profileAt a glance
- 8860 Columbia 100 Parkway, Suite 101, Columbia, MD 21045
About Dr. Hammer
Lenard H. Hammer, M.D. is a healthcare provider in Columbia, MD specializing in ophthalmology. Lenard trained at Icahn School of Medicine at Mount Sinai, graduating in 1981. Medicare claims data shows Lenard provided 6,058 services to 4,506 patients. The services billed most often include established patient complete exam of visual system, imaging of retina, and imaging of optic nerve. This provider record is associated with NPI 1306874383.
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
- (410) 997-9900
- Email not available
Practice Locations
8860 COLUMBIA 100 PARKWAY SUITE 101
Columbia, MD 21045
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
Eye injury and cancer
Inflammation, neurologic, and orbit
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
Retina & vitreous
Procedures & services
Cataract and lens
- Cataract surgery with lens implant
- Laser-assisted cataract surgery
- Intraocular lens exchange
- YAG laser capsulotomy
Cornea and refractive
Emergency and minor
- Corneal rust-ring removal
- Removal of an eye foreign body
- Repair of an eye or eyelid laceration
- Repair of ruptured globe
Examination and imaging
- Eye ultrasound
- Slit-lamp examination
- Visual-field testing
- Corneal topography
- Fluorescein angiography
Eyelid, tear duct, and muscle
- Chalazion removal
- Ectropion repair
- Eyelid surgery
- Tear-duct probing
- Drooping-eyelid repair
- Entropion repair
- Eye-muscle surgery
- Tear-duct bypass surgery
Glaucoma
- Cyclophotocoagulation
- Trabeculectomy
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
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
Procedures Most Often Billed to Medicare
6,058 services · 4,506 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
26 | Less often than most peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
121 | More than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
2,647 | More than most peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
1,346 | More than most peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
736 | More than most peers in Ophthalmology |
| Exam of the internal drainage system of eye | Treatment | 92020 |
559 | More than most peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
455 | More than most peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
103 | As often as other peers in Ophthalmology |
| New patient complete exam of visual system | Treatment | 92004 |
37 | As often as other peers in Ophthalmology |
| Photography of the retina | Treatment | 92250 |
28 | 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.
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 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 29 related providers in 4 groups
Other eye doctors in Columbia 5
Same specialty, same city.
Trained at Icahn School of Medicine at Mount Sinai 8
Other providers in the same specialty who trained at the same institution.
Class of 1981 at Icahn School of Medicine at Mount Sinai 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 MD who bill this service to Medicare most often.
Common questions
What does Lenard H. Hammer specialize in?
Lenard H. Hammer is an eye doctor in Columbia, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where is Lenard H. Hammer located?
Lenard H. Hammer is listed at 8860 Columbia 100 Parkway Suite 101, Columbia, MD 21045. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Lenard H. Hammer's phone number?
The number on file is (410) 997-9900. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Lenard H. Hammer?
Lenard H. Hammer's National Provider Identifier is 1306874383. 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 Lenard H. Hammer train?
Lenard H. Hammer attended Icahn School of Medicine at Mount Sinai, graduating in 1981. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Lenard H. Hammer have?
Lenard H. Hammer has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.
CMS public data
What does Lenard H. Hammer do most often?
According to Medicare billing data, Lenard H. Hammer performs procedures including removal of recurring cataract in lens capsule using a laser; reads or performs imaging such as ultrasound scan of cornea to determine thickness; provides treatments such as established patient complete exam of visual system and imaging of retina. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Lenard H. Hammer's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Lenard H. Hammer. If this is you, claiming it is free.
Guide.md
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