Dr. Amy Lewis Hennessy, MD

  • Manchester, NH
  • Ophthalmologist
NPI1780892836PAC ID1951472802
Medicare services, 2024
3,738
Medicare patients, 2024
949
Part D claims, 2024
4,653
Publications
3
Industry payments
$4,053
Practice address
718 Smyth Road, Manchester, NH 03104
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Manchester VA Medical Center - Behavioral Health

Outpatient Addiction Treatment · Manchester, New Hampshire

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Dr. Amy Lewis Hennessy is an ophthalmologist in Manchester, New Hampshire

Dr. Hennessy practices at Manchester VA Medical Center - Behavioral Health in Manchester, New Hampshire.

Dr. Hennessy's NPI, 1780892836, was assigned on May 21, 2007. Dr. Hennessy holds New Hampshire license 17007.

NPI and contact details
Medicare PAC ID
1951472802
NPI enumeration date
May 21, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
48
Medical school graduation
2004

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Amy Lewis Hennessy practices at Manchester VA Medical Center - Behavioral Health in Manchester, New Hampshire

Dr. Hennessy's primary practice is Manchester VA Medical Center - Behavioral Health, at 718 Smyth Road, Manchester, NH 03104.

  • Manchester VA Medical Center - Behavioral Health
    718 Smyth Road, Manchester, NH 03104

Source: Dmand AI Affiliation Data

Dr. Amy Lewis Hennessy is affiliated with 3 sites of care and 2 medical groups

Dr. Hennessy's primary practice is Manchester VA Medical Center - Behavioral Health in Manchester, New Hampshire. The medical group on file is Elliot Pediatric Rehabilitation Services. Dmand AI also links Dr. Hennessy to 2 more group practices and clinics and 1 medical group, each named with a free account.

See all 5 affiliations for Dr. Hennessy

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Amy Lewis Hennessy's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hennessy practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Manchester VA Medical Center - Behavioral HealthAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Amy Lewis Hennessy is one of 81 ophthalmologists in New Hampshire

Ophthalmology is Dr. Hennessy's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Hennessy is licensed in New Hampshire.

Specialties and state licenses

  • Ophthalmology, New HampshirePrimaryLicense 17007 · taxonomy 207W00000X

Ophthalmologists near Dr. Hennessy

Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Amy Lewis Hennessy billed Medicare for 3,738 services in 2024

CMS data shows 3,738 Medicare services from Dr. Hennessy across 16 procedure codes in 2024, for 949 Medicare patients. Medicare paid $310,249 for them.

Medicare services, 20243,738
Medicare patients949
Paid by Medicare$310,249
Procedure codes16

Dr. Hennessy's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 1,5562024: 1,70710%
Office and hospital visits
2023: 1,4632024: 1,5929%
Surgery
2023: 3062024: 38726%
Imaging
2023: 412024: 5227%

Where Dr. Hennessy's Medicare services took place, 2024

  • In an office3,47793%
  • In a facility2617%

Dr. Hennessy compared with the New Hampshire median for ophthalmologists, 2024

  • Dr. Hennessy
  • New Hampshire median
Medicare services
3,738vs 2,21869% above
Medicare patients
949vs 75526% above
Part D claims
4,545vs 4899.3 times

Medians across 91 ophthalmologists in New Hampshire with Dmand AI profiles that report each measure.

Dr. Hennessy's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Hennessy

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Amy Lewis Hennessy treated 949 Medicare patients in 2024, average age 76

CMS counts 949 Medicare patients who saw Dr. Hennessy in 2024. The largest group is 75 to 84, with 401 patients. 75% of them have high cholesterol, and 67% have high blood pressure. 5% are also on Medicaid. Their average risk score is 0.94, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Hennessy's median patient age at 75, with 54% women.

Medicare patients, 2024949
Average age76
Average risk score0.94
Also on Medicaid5%

Dr. Hennessy's Medicare patients by age, 2024

Dr. Hennessy's Medicare patients by sex, 2024

  • Women56059%
  • Men38941%

Chronic conditions among Dr. Hennessy's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure67%
  3. Arthritis38%
  4. Diabetes22%
  5. Anxiety21%
  6. Ischemic heart disease19%
  7. Mood disorders17%
  8. Cancer16%

Share of Medicare patients with each condition. A patient can have several.

Dr. Hennessy's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 75

Patient panel by sex, all payers

  • Women54%
  • Men45%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Amy Lewis Hennessy wrote 4,653 Medicare Part D claims in 2024

In 2024, Dr. Hennessy wrote 4,653 Medicare Part D claims for 842 patients. 72% of them were for generic drugs. CMS names the drug for 4,545 of them, across 27 drugs with 11 or more claims each, at $441,027 in total drug cost. In 2023, CMS named 3,812 claims across 29 drugs.

Part D claims, 20244,653
Drugs named by CMS27
Total drug cost$441,027
Part D patients842

Dr. Hennessy's Part D claims by kind of drug, 2024

  • Generic3,369 claims72%
  • Brand-name1,284 claims28%

Dr. Hennessy's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 3,8122024: 4,54519%

Drugs named by CMS: 27 in 2024, 29 in 2023.

See all prescribing by Dr. Hennessy

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Amy Lewis Hennessy ranks in the 90th percentile for cataract surgery in Medicare

Dr. Hennessy accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 310 procedures of cataract surgery by Dr. Hennessy, more than 90% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Hennessy ranks in Medicare procedure volume

Cataract surgery
90th percentile310 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Amy Lewis Hennessy has 3 publications on record

Dmand AI links 3 papers to Dr. Hennessy, published from 2010 to 2011. 2011 was the busiest year, with 2. The most frequent topics are Antihypertensive Agents, Glaucoma, Open-Angle and Ophthalmic Solutions. Dr. Hennessy's most frequent co-author is Alan L. Robin, MD.

Papers3
Years published2010 to 2011

Topics Dr. Hennessy writes about most

  • Antihypertensive Agents
  • Glaucoma, Open-Angle
  • Ophthalmic Solutions
  • Persons with Visual Disabilities
  • Visual Acuity
  • Visual Fields

Dr. Hennessy's most frequent co-authors

Recent publications by Dr. Hennessy

See all 3 publications and co-authors

See who Dr. Hennessy researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hennessy works with, so you can find a warm path to the right ophthalmologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Amy Lewis Hennessy received $4,053 in industry payments from 2016 to 2025

CMS Open Payments shows 86 general payments to Dr. Hennessy from 18 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 96% of the total. Alcon Laboratories Inc paid the most, $1,610.

General payments to Dr. Hennessy by program year, 2016 to 2025

General payments to Dr. Hennessy by kind, 2016 to 2025

$4.1Kin total
  • Food and beverage$3,89796%
  • Charitable contributions$1113%
  • Gifts$451%

Companies that paid Dr. Hennessy the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Hennessy

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Amy Lewis Hennessy's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Amy Lewis Hennessy

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Amy Lewis Hennessy's NPI number?

Dr. Amy Lewis Hennessy's NPI number is 1780892836. It was assigned on May 21, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Amy Lewis Hennessy?

Dr. Amy Lewis Hennessy is an ophthalmologist in Manchester, New Hampshire. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).

Where does Dr. Amy Lewis Hennessy practice?

Dr. Hennessy practices at 718 Smyth Road, Manchester, NH 03104. Dr. Hennessy's primary practice is Manchester VA Medical Center - Behavioral Health in Manchester, New Hampshire. Dmand AI also links Dr. Hennessy to 2 group practices and clinics and 1 medical group.

What is Dr. Amy Lewis Hennessy's medical license number?

Dr. Hennessy holds New Hampshire license 17007.

What medical group is Dr. Amy Lewis Hennessy part of?

Dr. Hennessy is linked to Elliot Pediatric Rehabilitation Services. Dmand AI links Dr. Hennessy to 1 more medical group.

Does Dr. Amy Lewis Hennessy accept Medicare?

Yes. CMS data shows Dr. Hennessy billed Medicare for 3,738 services in 2024, and Dr. Hennessy accepts Medicare assignment.

How many Medicare patients does Dr. Amy Lewis Hennessy see?

CMS counts 949 Medicare patients who saw Dr. Hennessy in 2024, with an average age of 76.

What services does Dr. Amy Lewis Hennessy bill to Medicare?

In 2024, Dr. Hennessy's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and eye exam or test (92133).

What drugs does Dr. Amy Lewis Hennessy prescribe most?

In 2024 Medicare Part D data, Dr. Hennessy's most prescribed drugs by claims were Latanoprost, Timolol Maleate and Dorzolamide-Timolol.

Has Dr. Amy Lewis Hennessy received payments from drug or device companies?

CMS Open Payments shows $4,053 in general payments to Dr. Hennessy from 18 companies from 2016 to 2025. The largest total came from Alcon Laboratories Inc.

Show 3 more questionsShow fewer questions

How long has Dr. Amy Lewis Hennessy been practicing?

Dr. Hennessy graduated from medical school in 2004, 22 years ago.

Does Dr. Amy Lewis Hennessy do research?

Dmand AI links 3 publications to Dr. Hennessy, published from 2010 to 2011.

Who does Dr. Amy Lewis Hennessy publish with?

Dr. Hennessy's most frequent co-authors are Alan L. Robin, MD (2 shared papers).

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