Dr. Alexander Demidenko, DO

  • Far Rockaway, NY
  • Ophthalmologist
NPI1356542591PAC ID6204920614
Medicare services, 2024
848
Medicare patients, 2024
220
Part D claims, 2024
2,085
Publications
3
Industry payments
$915
Practice address
20-4 Seagirt Blvd, Far Rockaway, NY 11691
Practice phone
Call (718) 868-8668
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Long Island Ophthalmology & Eye Surgery, P. C.

Far Rockaway, New York

See all 2 affiliations

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Dr. Alexander Demidenko is an ophthalmologist in Far Rockaway, New York

Dr. Demidenko practices at Long Island Ophthalmology & Eye Surgery, P. C. in Far Rockaway, New York.

Dr. Demidenko's NPI, 1356542591, was assigned on May 29, 2007. Dr. Demidenko graduated from New York Institute of Technology College of Osteopathic Medicine - Old Westbury in 2003. Dr. Demidenko holds New York license 249146.

NPI and contact details
Medicare PAC ID
6204920614
NPI enumeration date
May 29, 2007
NPI status
Active
Practice phone
(718) 868-8668
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
49
Medical school graduation
2003

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

Dr. Alexander Demidenko practices at Long Island Ophthalmology & Eye Surgery, P. C. in Far Rockaway, New York

Dr. Demidenko's primary practice is Long Island Ophthalmology & Eye Surgery, P. C., at 20-4 Seagirt Blvd, Far Rockaway, NY 11691 in Queens County. The practice phone is (718) 868-8668.

  • Long Island Ophthalmology & Eye Surgery, P. C.
    20-4 Seagirt Blvd, Far Rockaway, NY 11691 · Queens CountyPhone(718) 868-8668

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Alexander Demidenko is affiliated with 2 sites of care

Dr. Demidenko's primary practice is Long Island Ophthalmology & Eye Surgery, P. C. in Far Rockaway, New York. Dmand AI also links Dr. Demidenko to 1 physician office, named with a free account.

Long Island Ophthalmology & Eye Surgery, P. C.Far Rockaway, New YorkPrimary
1 physician officeName with a free account
See all 2 affiliations for Dr. Demidenko

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Alexander Demidenko's practice

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

EHR by site
SiteEHR vendor and product
Long Island Ophthalmology & Eye Surgery, P. C.Available with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Alexander Demidenko is one of 1,467 ophthalmologists in New York

Ophthalmology is Dr. Demidenko's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Demidenko is board certified in ophthalmology by the AOA Board of Ophthalmology and Otolaryngology. Dr. Demidenko is licensed in New York.

Specialties and state licenses

  • Ophthalmology, New YorkPrimaryLicense 249146 · taxonomy 207W00000X

Clinical focus

Dmand AI lists age-related macular degeneration, cataract, cataract surgery with lens implant, conjunctivitis, dry eye, eyelid inflammation, glaucoma and glaucoma surgery among the conditions Dr. Demidenko treats.

Ophthalmologists near Dr. Demidenko

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. Alexander Demidenko billed Medicare for 848 services in 2024

CMS data shows 848 Medicare services from Dr. Demidenko across 7 procedure codes in 2024, for 220 Medicare patients. Medicare paid $50,114 for them. Every service was in an office.

Medicare services, 2024848
Medicare patients220
Paid by Medicare$50,114
Procedure codes7

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

  • 2023
  • 2024
Tests and treatments
2023: 7972024: 45743%
Office and hospital visits
2023: 262024: 3571273%
Imaging
2023: 292024: 3417%

Dr. Demidenko compared with the New York median for ophthalmologists, 2024

  • Dr. Demidenko
  • New York median
Medicare services
848vs 1,25833% below
Medicare patients
220vs 43650% below
Part D claims
1,983vs 6473.1 times

Medians across 1,557 ophthalmologists in New York with Dmand AI profiles that report each measure.

Dr. Demidenko'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. Demidenko

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

Dr. Alexander Demidenko treated 220 Medicare patients in 2024, average age 77

CMS counts 220 Medicare patients who saw Dr. Demidenko in 2024. The largest group is 75 to 84, with 73 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 90% are also on Medicaid. Their average risk score is 1.99, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Demidenko's median patient age at 72, with 60% women.

Medicare patients, 2024220
Average age77
Average risk score1.99
Also on Medicaid90%

Dr. Demidenko's Medicare patients by age, 2024

Dr. Demidenko's Medicare patients by sex, 2024

  • Women13260%
  • Men8840%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes74%
  4. Arthritis65%
  5. Ischemic heart disease56%
  6. Mood disorders46%
  7. Depression44%
  8. Anxiety32%

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

Dr. Demidenko's patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women60%
  • Men39%

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

Dr. Alexander Demidenko wrote 2,085 Medicare Part D claims in 2024

In 2024, Dr. Demidenko wrote 2,085 Medicare Part D claims for 355 patients. 68% of them were for generic drugs. CMS names the drug for 1,983 of them, across 27 drugs with 11 or more claims each, at $171,022 in total drug cost. In 2023, CMS named 1,746 claims across 25 drugs.

Part D claims, 20242,085
Drugs named by CMS27
Total drug cost$171,022
Part D patients355

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

  • Generic1,415 claims68%
  • Brand-name670 claims32%

Dr. Demidenko'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: 1,7462024: 1,98314%

Drugs named by CMS: 27 in 2024, 25 in 2023.

See all prescribing by Dr. Demidenko

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. Alexander Demidenko ranks in the 41st percentile for cataract surgery in Medicare

CMS counts 17 procedures of cataract surgery by Dr. Demidenko, more than 41% of the clinicians it reports for that procedure.

Where Dr. Demidenko ranks in Medicare procedure volume

Cataract surgery
41st percentile17 procedures

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

Source: Doctors and Clinicians Utilization Data (CMS)

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Dr. Alexander Demidenko has 3 publications on record

Dmand AI links 3 papers to Dr. Demidenko, published from 2009 to 2010. The most frequent topics are Eye Enucleation and Iris.

Papers3
Years published2009 to 2010

Topics Dr. Demidenko writes about most

  • Eye Enucleation
  • Iris

Recent publications by Dr. Demidenko

See all 3 publications and co-authors

See who Dr. Demidenko researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Demidenko 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. Alexander Demidenko received $915 in industry payments from 2016 to 2025

CMS Open Payments shows 29 general payments to Dr. Demidenko from 15 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 94% of the total. Shire North American Group Inc paid the most, $167.

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

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

$915in total
  • Food and beverage$86294%
  • Gifts$192%
  • Education$182%
  • Honoraria$162%

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

Share is of all general payments to this clinician.

See all payments to Dr. Demidenko

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

Dr. Alexander Demidenko graduated from New York Institute of Technology College of Osteopathic Medicine - Old Westbury

Dr. Demidenko graduated from New York Institute of Technology College of Osteopathic Medicine - Old Westbury in 2003. Dr. Demidenko is a member of AAO and AOA.

  1. Medical schoolNew York Institute of Technology College of Osteopathic Medicine - Old Westbury
  2. Board certified in ophthalmologyAOA Board of Ophthalmology and Otolaryngology
  3. Board certified in 2008 - 2011CT State License
  4. Board certified in 2007 - 2010MA State License
  5. Board certified in 2004 - 2008MI State License
  6. Board certified in 2008 - 2025NY State License

Source: Dmand AI Professional Profile Data

Dr. Alexander Demidenko accepts plans from 14 insurance carriers

Dr. Demidenko is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 12. Check the plan with the practice before a visit.

Plan types Dr. Demidenko accepts, by number of carriers

  1. Medicare12
  2. PPO9
  3. HMO4
  4. POS4
  5. EPO3
  6. Medicaid3

Source: Dmand AI Insurance Network Data

Sources for Dr. Alexander Demidenko'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 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)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
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. Alexander Demidenko

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. Alexander Demidenko's NPI number?

Dr. Alexander Demidenko's NPI number is 1356542591. It was assigned on May 29, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Alexander Demidenko?

Dr. Alexander Demidenko is an ophthalmologist in Far Rockaway, New York. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).

Where does Dr. Alexander Demidenko practice?

Dr. Demidenko practices at 20-4 Seagirt Blvd, Far Rockaway, NY 11691. Dr. Demidenko's primary practice is Long Island Ophthalmology & Eye Surgery, P. C. in Far Rockaway, New York. Dmand AI also links Dr. Demidenko to 1 physician office.

What is Dr. Alexander Demidenko's office phone number?

The practice phone on file for Dr. Demidenko is (718) 868-8668.

What is Dr. Alexander Demidenko's medical license number?

Dr. Demidenko holds New York license 249146.

Does Dr. Alexander Demidenko accept Medicare?

Yes. CMS data shows Dr. Demidenko billed Medicare for 848 services in 2024.

How many Medicare patients does Dr. Alexander Demidenko see?

CMS counts 220 Medicare patients who saw Dr. Demidenko in 2024, with an average age of 77.

Is Dr. Alexander Demidenko board certified?

Yes. Dr. Demidenko is board certified in ophthalmology by the AOA Board of Ophthalmology and Otolaryngology.

What services does Dr. Alexander Demidenko bill to Medicare?

In 2024, Dr. Demidenko's most billed Medicare services were eye exam or test (92250), office visit, established patient (99214) and eye exam or test (92285).

Where did Dr. Alexander Demidenko go to medical school?

Dr. Demidenko graduated from New York Institute of Technology College of Osteopathic Medicine - Old Westbury in 2003.

Show 5 more questionsShow fewer questions

What drugs does Dr. Alexander Demidenko prescribe most?

In 2024 Medicare Part D data, Dr. Demidenko's most prescribed drugs by claims were Latanoprost, Prednisolone Acetate and Neomycin-Polymyxin-Dexameth.

Has Dr. Alexander Demidenko received payments from drug or device companies?

CMS Open Payments shows $915 in general payments to Dr. Demidenko from 15 companies from 2016 to 2025. The largest total came from Shire North American Group Inc.

How long has Dr. Alexander Demidenko been practicing?

Dr. Demidenko graduated from medical school in 2003, 23 years ago.

Does Dr. Alexander Demidenko do research?

Dmand AI links 3 publications to Dr. Demidenko, published from 2009 to 2010.

What insurance does Dr. Alexander Demidenko accept?

Dr. Demidenko is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 12. Check the plan with the practice before a visit.

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