Dr. Nikola Ragusa, MD

  • New York, NY
  • Ophthalmologist
NPI1568625192PAC ID1153506753
Medicare services, 2024
1,050
Medicare patients, 2024
241
Part D claims, 2024
4,857
Publications
1
MIPS score, 2024
87
Practice address
8 Warren St, New York, NY 10007
Practice phone
Call (718) 585-5500
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

New York Ophthalmology

Eye care practice · New York, New York

See all 9 affiliations

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Dr. Nikola Ragusa is an ophthalmologist in New York, New York

Dr. Ragusa practices at New York Ophthalmology in New York, New York.

Dr. Ragusa's NPI, 1568625192, was assigned on July 3, 2008. Dr. Ragusa graduated from State University of New York Downstate Medical Center in 2006. Dr. Ragusa holds New York license 245591.

NPI and contact details
Medicare PAC ID
1153506753
NPI enumeration date
July 3, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(718) 585-5500
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
46
Medical school graduation
2006

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

Dr. Nikola Ragusa practices at New York Ophthalmology in New York, New York

Dr. Ragusa's primary practice is New York Ophthalmology, at 8 Warren St, New York, NY 10007. The practice phone is (718) 585-5500.

  • New York Ophthalmology
    8 Warren St, New York, NY 10007Phone(718) 585-5500

Source: Dmand AI Affiliation Data

Dr. Nikola Ragusa is affiliated with 5 sites of care and 4 medical groups

Dr. Ragusa's primary practice is New York Ophthalmology in New York, New York. The medical group on file is Park South Medical. Dmand AI also links Dr. Ragusa to 3 more group practices and clinics, 3 medical groups and 1 physician office, each named with a free account.

See all 9 affiliations for Dr. Ragusa

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Nikola Ragusa's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ragusa practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
New York OphthalmologyAvailable with a free account
+4 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Nikola Ragusa is one of 1,467 ophthalmologists in New York

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

Specialties and state licenses

  • Ophthalmology, New YorkPrimaryLicense 245591 · taxonomy 207W00000X

Ophthalmologists near Dr. Ragusa

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. Nikola Ragusa billed Medicare for 1,050 services in 2024

CMS data shows 1,050 Medicare services from Dr. Ragusa across 16 procedure codes in 2024, for 241 Medicare patients. Medicare paid $76,033 for them.

Medicare services, 20241,050
Medicare patients241
Paid by Medicare$76,033
Procedure codes16

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

  • 2023
  • 2024
Tests and treatments
2023: 6752024: 80419%
Office and hospital visits
2023: 2022024: 13931%
Surgery
2023: 552024: 7944%
Imaging
2023: 362024: 2822%

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

  • In an office1,01196%
  • In a facility394%

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

  • Dr. Ragusa
  • New York median
Medicare services
1,050vs 1,25817% below
Medicare patients
241vs 43645% below
Part D claims
4,749vs 6477.3 times

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

Dr. Ragusa'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. Ragusa

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

Dr. Nikola Ragusa treated 241 Medicare patients in 2024, average age 74

CMS counts 241 Medicare patients who saw Dr. Ragusa in 2024. The largest group is 65 to 74, with 118 patients. 73% of them have high blood pressure, and 73% have high cholesterol. 43% are also on Medicaid. Their average risk score is 1.21, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Ragusa's median patient age at 66, with 52% women.

Medicare patients, 2024241
Average age74
Average risk score1.21
Also on Medicaid43%

Dr. Ragusa's Medicare patients by age, 2024

Dr. Ragusa's Medicare patients by sex, 2024

  • Women13857%
  • Men10343%

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

  1. High blood pressure73%
  2. High cholesterol73%
  3. Arthritis39%
  4. Diabetes38%
  5. Ischemic heart disease28%
  6. Chronic kidney disease19%
  7. Mood disorders17%
  8. Anxiety16%

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

Dr. Ragusa's patients across all payers

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

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women52%
  • Men46%

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

Dr. Nikola Ragusa wrote 4,857 Medicare Part D claims in 2024

In 2024, Dr. Ragusa wrote 4,857 Medicare Part D claims for 1,014 patients. 65% of them were for generic drugs. CMS names the drug for 4,749 of them, across 25 drugs with 11 or more claims each, at $705,612 in total drug cost. In 2023, CMS named 4,145 claims across 29 drugs.

Part D claims, 20244,857
Drugs named by CMS25
Total drug cost$705,612
Part D patients1,014

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

  • Generic3,152 claims65%
  • Brand-name1,705 claims35%

Dr. Ragusa'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: 4,1452024: 4,74915%

Drugs named by CMS: 25 in 2024, 29 in 2023.

See all prescribing by Dr. Ragusa

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. Nikola Ragusa scored 87 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Ragusa for performance year 2024, reported as part of a group. Dr. Ragusa accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 57 procedures of cataract surgery by Dr. Ragusa, more than 65% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Ragusa's MIPS scores, performance year 2024

  • 87of 100Final score
  • 76.7of 100Quality
  • 89of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 73of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Ragusa ranks in Medicare procedure volume

Cataract surgery
65th percentile57 procedures

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

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Nikola Ragusa has 1 publication on record

Dmand AI links 1 paper to Dr. Ragusa. Dr. Ragusa's most frequent co-authors are Robert Scott Feder, MD, Sadeer B. Hannush, MD and Carolyn Y. Shih, MD.

Papers1

Dr. Ragusa's most frequent co-authors

Recent publications by Dr. Ragusa

See all 1 publications and co-authors

See who Dr. Ragusa researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ragusa 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. Nikola Ragusa received $81,972 in industry payments from 2016 to 2025

CMS Open Payments shows 331 general payments to Dr. Ragusa from 33 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 43% of the total. Aerie Pharmaceuticals, Inc. paid the most, $50,939. It also lists 1 research payment totaling $1,808 in 2017.

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

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

$82Kin total
  • Speaker and faculty fees$35,10243%
  • Consulting fees$25,95232%
  • Food and beverage$11,52714%
  • Honoraria$4,9616%
  • Other$4,3405%

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

Share is of all general payments to this clinician.

See all payments to Dr. Ragusa

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

Dr. Nikola Ragusa graduated from State University of New York Downstate Medical Center

Dr. Ragusa graduated from State University of New York Downstate Medical Center in 2006.

  1. Medical schoolState University of New York Downstate Medical Center

Source: Dmand AI Professional Profile Data

Sources for Dr. Nikola Ragusa'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 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)Clinician Public Reporting: Overall MIPS Performance (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)
Training, board certification and membershipsDmand AI Professional Profile 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. Nikola Ragusa

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. Nikola Ragusa's NPI number?

Dr. Nikola Ragusa's NPI number is 1568625192. It was assigned on July 3, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Nikola Ragusa?

Dr. Nikola Ragusa is an ophthalmologist in New York, New York. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).

Where does Dr. Nikola Ragusa practice?

Dr. Ragusa practices at 8 Warren St, New York, NY 10007. Dr. Ragusa's primary practice is New York Ophthalmology in New York, New York. Dmand AI also links Dr. Ragusa to 3 group practices and clinics, 3 medical groups and 1 physician office.

What is Dr. Nikola Ragusa's office phone number?

The practice phone on file for Dr. Ragusa is (718) 585-5500.

What is Dr. Nikola Ragusa's medical license number?

Dr. Ragusa holds New York license 245591.

What medical group is Dr. Nikola Ragusa part of?

Dr. Ragusa is linked to Park South Medical. Dmand AI links Dr. Ragusa to 3 more medical groups.

Does Dr. Nikola Ragusa accept Medicare?

Yes. CMS data shows Dr. Ragusa billed Medicare for 1,050 services in 2024, and Dr. Ragusa accepts Medicare assignment.

What is Dr. Nikola Ragusa's MIPS score?

Dr. Ragusa's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.

How many Medicare patients does Dr. Nikola Ragusa see?

CMS counts 241 Medicare patients who saw Dr. Ragusa in 2024, with an average age of 74.

What services does Dr. Nikola Ragusa bill to Medicare?

In 2024, Dr. Ragusa's most billed Medicare services were eye exam or test (92014), eye exam or test (92083) and eye exam or test (92250).

Show 6 more questionsShow fewer questions

Where did Dr. Nikola Ragusa go to medical school?

Dr. Ragusa graduated from State University of New York Downstate Medical Center in 2006.

What drugs does Dr. Nikola Ragusa prescribe most?

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

Has Dr. Nikola Ragusa received payments from drug or device companies?

CMS Open Payments shows $81,972 in general payments to Dr. Ragusa from 33 companies from 2016 to 2025. The largest total came from Aerie Pharmaceuticals, Inc.

How long has Dr. Nikola Ragusa been practicing?

Dr. Ragusa graduated from medical school in 2006, 20 years ago.

Does Dr. Nikola Ragusa do research?

Dmand AI links 1 publication to Dr. Ragusa.

Who does Dr. Nikola Ragusa publish with?

Dr. Ragusa's most frequent co-authors are Robert Scott Feder, MD (1 shared paper), Sadeer B. Hannush, MD (1 shared paper) and Carolyn Y. Shih, MD (1 shared paper).

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