Physician Profile
William G. Gensheimer, M.D. practices ophthalmology in Lebanon, NH. William is also listed as specializing in student in an organized health care education program. According to Medicare claims data, William cared for 310 Medicare patients across 396 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, ct scan of cornea, and photography of content of eyes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1 MEDICAL CENTER DRIVE
Lebanon, NH 03756
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.
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
396 services · 310 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
17 | Less often than most peers in Ophthalmology |
| Transplantation of outer layer of corneal tissue | Procedure | 65756 |
16 | Less often than most peers in Ophthalmology |
| Ct scan of cornea | Treatment | 92025 |
45 | As often as other peers in Ophthalmology |
| Photography of content of eyes | Treatment | 92285 |
38 | As often as other peers in Ophthalmology |
| Measurement of corneal curvature and depth of eye | Treatment | 92136 |
31 | Less often than most peers in Ophthalmology |
| Imaging of front third of eye using a special microscope | Treatment | 92286 |
24 | As often as other peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
16 | 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 |
155 | As often as other peers in Ophthalmology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
23 | As often as other peers in Ophthalmology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
18 | 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.
William G. Gensheimer is an eye doctor in Lebanon, NH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
William G. Gensheimer is listed at 1 Medical Center Drive, Lebanon, NH 03756. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (603) 650-5123. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
William G. Gensheimer's National Provider Identifier is 1275858656. 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
William G. Gensheimer attended Other, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
William G. Gensheimer has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, William G. Gensheimer performs procedures including removal of cataract with insertion of prosthetic lens and transplantation of outer layer of corneal tissue; provides treatments such as ct scan of cornea and photography of content of eyes, 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 William G. Gensheimer. 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.