Dr. Gregory Persak, MD
- Medicare services, 2024
- 4,615
- Medicare patients, 2024
- 1,249
- Part D claims, 2024
- 3,255
- MIPS score, 2024
- 93
- Hospital affiliations
- 1
- Practice address
- 1895 Walt Whitman Road, Melville, NY 11747
- Practice phone
- Call (516) 293-9700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Melville Surgery Center
Surgery Center - Medicare-Certified · Melville, New York
Find Dr. Persak's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Gregory Persak is an ophthalmologist in Melville, New York
Dr. Persak practices at Melville Surgery Center in Melville, New York.
Dr. Persak's NPI, 1952372245, was assigned on January 27, 2006. Dr. Persak graduated from Boston University School Of Medicine in 1981. Dr. Persak holds New York license 150488.
- NPI
- 1952372245NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5395849707
- NPI enumeration date
- January 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (516) 293-9700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory Persak practices at Melville Surgery Center in Melville, New York
Dr. Persak's primary practice is Melville Surgery Center, at 1895 Walt Whitman Road, Melville, NY 11747. The practice phone is (516) 293-9700.
- Melville Surgery Center1895 Walt Whitman Road, Melville, NY 11747Phone(516) 293-9700
Source: Dmand AI Affiliation Data
Dr. Gregory Persak is affiliated with 3 sites of care and 1 medical group
Dr. Persak's primary practice is Melville Surgery Center in Melville, New York. Dr. Persak is also affiliated with Good Samaritan University Hospital. Dmand AI also links Dr. Persak to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory Persak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Persak practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Melville Surgery Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gregory Persak is one of 1,467 ophthalmologists in New York
Ophthalmology is Dr. Persak's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Persak is licensed in New York.
Specialties and state licenses
- Ophthalmology, New YorkPrimary
Ophthalmologists near Dr. Persak
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. Gregory Persak billed Medicare for 4,615 services in 2024
CMS data shows 4,615 Medicare services from Dr. Persak across 22 procedure codes in 2024, for 1,249 Medicare patients. Medicare paid $434,498 for them.
Dr. Persak's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 4,2032024: 4,0454%
- Surgery
- 2023: 4422024: 442No change
- Office and hospital visits
- 2023: 3592024: 9673%
- Imaging
- 2023: 412024: 3222%
Where Dr. Persak's Medicare services took place, 2024
- In an office4,32494%
- In a facility2916%
Dr. Persak compared with the New York median for ophthalmologists, 2024
- Dr. Persak
- New York median
- Medicare services
- 4,615vs 1,2583.7 times
- Medicare patients
- 1,249vs 4362.9 times
- Part D claims
- 3,149vs 6474.9 times
Medians across 1,557 ophthalmologists in New York with Dmand AI profiles that report each measure.
Dr. Persak'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Persak and other ophthalmologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory Persak treated 1,249 Medicare patients in 2024, average age 77
CMS counts 1,249 Medicare patients who saw Dr. Persak in 2024. The largest group is 75 to 84, with 561 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Persak's median patient age at 73, with 57% women.
Dr. Persak's Medicare patients by age, 2024
Dr. Persak's Medicare patients by sex, 2024
- Women75861%
- Men49139%
Chronic conditions among Dr. Persak's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Diabetes42%
- Ischemic heart disease41%
- Anxiety21%
- Chronic kidney disease20%
- Atrial fibrillation19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Persak's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women57%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory Persak wrote 3,255 Medicare Part D claims in 2024
In 2024, Dr. Persak wrote 3,255 Medicare Part D claims for 860 patients. 67% of them were for generic drugs. CMS names the drug for 3,149 of them, across 31 drugs with 11 or more claims each, at $328,246 in total drug cost. In 2023, CMS named 2,937 claims across 27 drugs.
Dr. Persak's Part D claims by kind of drug, 2024
- Generic2,191 claims67%
- Brand-name1,064 claims33%
Dr. Persak'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: 2,9372024: 3,1497%
Drugs named by CMS: 31 in 2024, 27 in 2023.
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. Gregory Persak scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Persak for performance year 2024, reported through an alternative payment model (APM). Dr. Persak accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 480 procedures of cataract surgery by Dr. Persak, more than 95% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Persak's MIPS scores, performance year 2024
- 93of 100Final score
- 79.8of 100Quality
- 89of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Persak ranks in Medicare procedure volume
- Cataract surgery
- 95th percentile480 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. Gregory Persak received $3,294 in industry payments from 2016 to 2025
CMS Open Payments shows 90 general payments to Dr. Persak from 23 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 94% of the total. Alcon Laboratories Inc paid the most, $889.
General payments to Dr. Persak by program year, 2016 to 2025
General payments to Dr. Persak by kind, 2016 to 2025
- Food and beverage$3,10694%
- Speaker and faculty fees$1505%
- Education$381%
Companies that paid Dr. Persak the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gregory Persak graduated from Boston University School Of Medicine
Dr. Persak graduated from Boston University School Of Medicine in 1981.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gregory Persak's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Gregory Persak
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. Gregory Persak's NPI number?
Dr. Gregory Persak's NPI number is 1952372245. It was assigned on January 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory Persak?
Dr. Gregory Persak is an ophthalmologist in Melville, New York. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Gregory Persak practice?
Dr. Persak practices at 1895 Walt Whitman Road, Melville, NY 11747. Dr. Persak's primary practice is Melville Surgery Center in Melville, New York. Dmand AI also links Dr. Persak to 1 group practice or clinic and 1 medical group.
What is Dr. Gregory Persak's office phone number?
The practice phone on file for Dr. Persak is (516) 293-9700.
What is Dr. Gregory Persak's medical license number?
Dr. Persak holds New York license 150488.
Which hospitals is Dr. Gregory Persak affiliated with?
Dr. Persak is affiliated with Good Samaritan University Hospital.
Does Dr. Gregory Persak accept Medicare?
Yes. CMS data shows Dr. Persak billed Medicare for 4,615 services in 2024, and Dr. Persak accepts Medicare assignment.
What is Dr. Gregory Persak's MIPS score?
Dr. Persak's MIPS final score for performance year 2024 is 93 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Gregory Persak see?
CMS counts 1,249 Medicare patients who saw Dr. Persak in 2024, with an average age of 77.
What services does Dr. Gregory Persak bill to Medicare?
In 2024, Dr. Persak's most billed Medicare services were eye exam or test (92014), eye exam or test (92250) and eye exam or test (92134).
Show 4 more questionsShow fewer questions
Where did Dr. Gregory Persak go to medical school?
Dr. Persak graduated from Boston University School Of Medicine in 1981.
What drugs does Dr. Gregory Persak prescribe most?
In 2024 Medicare Part D data, Dr. Persak's most prescribed drugs by claims were Latanoprost, Moxifloxacin and Prednisolone Acetate.
Has Dr. Gregory Persak received payments from drug or device companies?
CMS Open Payments shows $3,294 in general payments to Dr. Persak from 23 companies from 2016 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Dr. Gregory Persak been practicing?
Dr. Persak graduated from medical school in 1981, 45 years ago.
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