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DR. WILLIAM GREGORY GENSHEIMER M.D.
NPI 1275858656
Ophthalmology in Lebanon, NH

Active since March 29, 2010PECOS EnrolledAccepts Medicare Assignment
76.01/100
CMS Quality Rating
1 MEDICAL CENTER DRIVE, LEBANON, NH 03756(603) 650-5123 Get Directions Write a Review

NPPES record last updated: September 14, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. William Gregory Gensheimer M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM GREGORY GENSHEIMER M.D. (NPI 1275858656) is an individual ophthalmology provider in Lebanon, New Hampshire, licensed in New Hampshire (21873) and active in the NPI registry since March 2010. He is enrolled in Medicare PECOS, is affiliated with Mary Hitchcock Memorial Hospital, and is a graduate of Other (2010).

NPPES Registry Identity

NPI1275858656
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. WILLIAM GREGORY GENSHEIMERCredential: M.D.
Location Address1 MEDICAL CENTER DRIVELebanon, NH 03756
Mailing Address1 Medical Center DriveLebanon, NH 03756 · (603) 650-5123
Phone(603) 650-5123
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateMarch 29, 2010
Last NPPES UpdateSeptember 14, 2021
NPPES CertifiedSeptember 13, 2021
✔ NPI 1275858656 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
Licenses✔ Licensed in NH · 21873✔ Licensed in CO · DR.0053423
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1 MEDICAL CENTER DRIVE, Lebanon, NH 03756
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. William Gregory Gensheimer M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5092930529
PECOS Enrollment IDI20210924000874, I20250226003716
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 11

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
155 services101 patients
Ct scan of cornea 92025
A CT scan of the cornea is a non-invasive imaging test that uses X-rays to capture detailed pictures of your eye's cornea. It helps in diagnosing diseases or damage, planning for surgery, or evaluating the results of a treatment. It's a safe and painless procedure.
45 services43 patients
Photography of content of eyes 92285
Photography of the content of eyes, also known as ocular photography, captures detailed images of different parts of the eye. It helps identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. The process is non-invasive and painless.
38 services26 patients
Measurement of corneal curvature and depth of eye 92136
This procedure measures the shape and depth of your eye, specifically the cornea, the clear front surface. It helps in diagnosing conditions, planning for surgeries, or fitting contact lenses. It's non-invasive and painless.
31 services29 patients
Imaging of front third of eye using a special microscope 92286
This procedure involves capturing detailed images of the front part of your eye using a specialized microscope. It helps in identifying any eye abnormalities or issues, improving the accuracy of diagnosis and treatment planning.
24 services22 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
23 services19 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mary Hitchcock Memorial Hospital

Acute Care Hospitals · Lebanon, NH
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number300003
Location1 Medical Center DriveLebanon, NH 03756 · Grafton County
Emergency services Birthing friendly

Mt Ascutney Hospital

Critical Access Hospitals · Windsor, VT
OwnershipVoluntary non-profit - Private
CMS Certification Number471302
Location289 County RoadWindsor, VT 05089 · Windsor County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03756 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$132.09 typical visit price
range $57.75 – $174.26
Typical copayment $33.02 (range $14.43 – $43.56)
Most-billed visit code 99204
Established Patient
$71.85 typical visit price
range $18.70 – $142.15
Typical copayment $17.96 (range $4.67 – $35.53)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

76.01/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality65.31
Promoting Interoperability100
Improvement Activities40
Cost54.74

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

REBECCA ANNE FROST MD
Psychiatry & Neurology (Psychiatry)
1 MEDICAL CENTER DRIVE
LEBANON, NH 03756
Grafton County (603) 650-6150
DR. VINCA WING KAR CHOW M.D.
Anesthesiology (Pain Medicine)
1 MEDICAL CENTER DRIVE, DARTMOUTH HITCHCOCK-ANESTHESIOLOGY & PAIN MEDICINE
LEBANON, NH 03756
Grafton County (603) 650-6177
MS. GINIKACHUKWU O UZOEKWE MD
Student in an Organized Health Care Education/Training Program
1 MEDICAL CENTER DRIVE
LEBANON, NH 03756
Grafton County (603) 650-5000
NANCY PHILIPS MD
Emergency Medicine
1 MEDICAL CENTER DRIVE, DARTMOUTH HITHCOCK MEDICAL CENTER
LEBANON, NH 03756
Grafton County (603) 650-7254
MICHELLE COUSINEAU RPH
Pharmacist
1 MEDICAL CENTER DRIVE
LEBANON, NH 03756
Grafton County (603) 650-5593
KEVIN M CURTIS MD
Emergency Medicine
1 MEDICAL CENTER DRIVE, DARTMOUTH HITCHCOCK MEDICAL CENTER
LEBANON, NH 03756
Grafton County (603) 650-7254
DARTMOUTH HITCHCOCK PSYCHIATRIC ASSOCIATES
Clinic/Center (Sleep Disorder Diagnostic)
1 MEDICAL CENTER DRIVE
LEBANON, NH 03756
Grafton County (603) 650-6176
CARMEN C CIOBAN CHERESTESIU
Registered Nurse
1 MEDICAL CENTER DRIVE
LEBANON, NH 03756
Grafton County (603) 650-8360

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Gensheimer's NPI number?

The NPI number for William Gensheimer is 1275858656. It was assigned to this individual provider in the NPPES registry on March 29, 2010.

Where is William Gensheimer located?

William Gensheimer practices at 1 Medical Center Drive, Lebanon, NH 03756. The listed phone number is (603) 650-5123.

What is William Gensheimer's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is William Gensheimer enrolled in Medicare?

Yes. William Gensheimer is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does William Gensheimer accept?

Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list William Gensheimer as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is William Gensheimer affiliated with any hospitals?

According to CMS data, William Gensheimer is affiliated with Mary Hitchcock Memorial Hospital and Mt Ascutney Hospital.

When was this NPI record last updated?

The NPPES record for William Gensheimer was last updated on September 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.