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Edit this profileAt a glance
- 174 Thomas Johnson Dr, Suite 204, Frederick, MD 21702
About Dr. Henry
John C. Henry, M.D. is a healthcare provider in Frederick, MD specializing in ophthalmology. John trained at Georgetown University School of Medicine, graduating in 1988. John is also listed as specializing in specialist. According to Medicare claims data, John cared for 981 Medicare patients across 1,244 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and exam of visual field with extended testing. This provider record is associated with NPI 1013982784.
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
- (301) 228-2943
- Email not available
Practice Locations
174 THOMAS JOHNSON DR SUITE 204
Frederick, MD 21702
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
1,244 services · 981 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of growth of eyelid | Procedure | 67840 |
37 | Too few peers to compare |
| Probing of nasal tear duct | Procedure | 68840 |
18 | Too few peers to compare |
| Repair of tendon of upper eyelid | Procedure | 67904 |
14 | Too few peers to compare |
| Repair of wound of eyelids, nose, ears, or lips by transferring skin, 10.0 sq cm or less | Procedure | 14060 |
14 | Less often than most peers in Ophthalmology |
| Repair of tendon of upper eyelid | Procedure | 67904 |
13 | Too few peers to compare |
| Removal of excessive skin and fat of upper eyelid | Procedure | 15823 |
12 | Less often than most peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
201 | More often than most peers in Ophthalmology |
| Extended exam of the back part of the eye with retinal drawing | Treatment | 92201 |
134 | More often than most peers in Ophthalmology |
| Exam to measure eye deviation and range of motion | Treatment | 92060 |
41 | More often than most peers in Ophthalmology |
| Extended exam of the back part of the eye with optic nerve drawing | Treatment | 92202 |
24 | 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.
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 Frederick 8
Same specialty, same city.
Trained at Georgetown University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1988 at Georgetown University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of growth of eyelid 8
Providers in MD who bill this service to Medicare most often.
Common questions
What does John C. Henry specialize in?
John C. Henry is an eye doctor in Frederick, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where is John C. Henry located?
John C. Henry is listed at 174 Thomas Johnson Dr Suite 204, Frederick, MD 21702. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is John C. Henry's phone number?
The number on file is (301) 228-2943. Contact the office directly to confirm availability and scheduling.
NPI registry
What is John C. Henry's NPI number?
John C. Henry's National Provider Identifier is 1013982784. 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 John C. Henry train?
John C. Henry attended Georgetown University School of Medicine, graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
How long has John C. Henry been practicing?
John C. Henry has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
What does John C. Henry do most often?
According to Medicare billing data, John C. Henry performs procedures including removal of growth of eyelid, probing of nasal tear duct and repair of tendon of upper eyelid; provides treatments such as exam of visual field with extended testing and extended exam of the back part of the eye with retinal drawing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has John C. Henry confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John C. Henry. If this is you, claiming it is free.
Guide.md
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