Oleg A. Vishnyak, PA-C

  • New Hyde Park, NY
  • Physician assistant
NPI1477514644PAC ID3779582671
Medicare patients, 2024
15
Part D claims, 2024
42
MIPS score, 2024
93
Hospital affiliations
1
Medical group
1
Practice address
27005 76th Ave, New Hyde Park, NY 11040
Practice phone
Call (516) 876-6000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Long Island Jewish Medical Center

New Hyde Park, New York

See all 3 affiliations

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Oleg A. Vishnyak is a physician assistant in New Hyde Park, New York

Oleg Vishnyak practices at Long Island Jewish Medical Center in New Hyde Park, New York.

Oleg Vishnyak's NPI, 1477514644, was assigned on March 29, 2006. Oleg Vishnyak holds New York license 010656.

NPI and contact details
Medicare PAC ID
3779582671
NPI enumeration date
March 29, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(516) 876-6000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
48
Medical school graduation
2004

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

Oleg A. Vishnyak practices at Long Island Jewish Medical Center in New Hyde Park, New York

Oleg Vishnyak's primary practice is Long Island Jewish Medical Center, at 27005 76th Ave, New Hyde Park, NY 11040 in Nassau County. The practice phone is (516) 876-6000.

  • Long Island Jewish Medical Center
    27005 76th Ave, New Hyde Park, NY 11040 · Nassau CountyPhone(516) 876-6000

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

Oleg A. Vishnyak is affiliated with 2 sites of care and 1 medical group

Oleg Vishnyak's primary practice is Long Island Jewish Medical Center in New Hyde Park, New York. Oleg Vishnyak is also affiliated with Long Island Jewish Medical Center. The medical group on file is Northwell Health Physician Partners Cardiology at Great Neck.

See all 3 affiliations for Oleg Vishnyak

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

Dmand AI tracks the EHR system at Oleg A. Vishnyak's practice

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

EHR by site
SiteEHR vendor and product
Long Island Jewish Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Oleg A. Vishnyak is one of 11,456 physician assistants in New York

Physician assistant is Oleg Vishnyak's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Oleg Vishnyak is licensed in New York.

Specialties and state licenses

  • Physician assistant, New YorkPrimaryLicense 010656 · taxonomy 363A00000X

Physician assistants near Oleg Vishnyak

Counts of physician assistants 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

Oleg A. Vishnyak treated 15 Medicare patients in 2024, average age 75

CMS counts 15 Medicare patients who saw Oleg Vishnyak in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.40, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Oleg Vishnyak's median patient age at 70, with 41% women.

Medicare patients, 202415
Average age75
Average risk score2.40

Chronic conditions among Oleg Vishnyak's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease75%

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

Oleg Vishnyak's patients across all payers

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

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women41%
  • Men55%

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

Oleg A. Vishnyak wrote 42 Medicare Part D claims in 2024

In 2024, Oleg Vishnyak wrote 42 Medicare Part D claims for 34 patients. 88% of them were for generic drugs.

Part D claims, 202442
Part D patients34

Oleg Vishnyak's Part D claims by kind of drug, 2024

  • Generic37 claims88%
  • Brand-name and other5 claims12%

Drug classes CMS tracks in Oleg Vishnyak's Part D claims, 2024

  • Opioids74%31 of 42 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Oleg A. Vishnyak 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 Oleg Vishnyak for performance year 2024, reported through an alternative payment model (APM). Oleg Vishnyak accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Oleg Vishnyak'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.

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

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Sources for Oleg A. Vishnyak'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 DataDmand AI Org Hierarchy Data
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 (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)
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 Oleg A. Vishnyak

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

What is Oleg A. Vishnyak's NPI number?

Oleg A. Vishnyak's NPI number is 1477514644. It was assigned on March 29, 2006, and it is active in the NPI Registry.

What does Oleg A. Vishnyak specialize in?

Oleg A. Vishnyak is a physician assistant in New Hyde Park, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Oleg A. Vishnyak practice?

Oleg Vishnyak practices at 27005 76th Ave, New Hyde Park, NY 11040. Oleg Vishnyak's primary practice is Long Island Jewish Medical Center in New Hyde Park, New York.

What is Oleg A. Vishnyak's office phone number?

The practice phone on file for Oleg Vishnyak is (516) 876-6000.

What is Oleg A. Vishnyak's medical license number?

Oleg Vishnyak holds New York license 010656.

Which hospitals is Oleg A. Vishnyak affiliated with?

Oleg Vishnyak is affiliated with Long Island Jewish Medical Center.

What medical group is Oleg A. Vishnyak part of?

Oleg Vishnyak is linked to Northwell Health Physician Partners Cardiology at Great Neck.

Does Oleg A. Vishnyak accept Medicare?

Yes. CMS lists Oleg Vishnyak as accepting Medicare assignment.

What is Oleg A. Vishnyak's MIPS score?

Oleg Vishnyak'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 Oleg A. Vishnyak see?

CMS counts 15 Medicare patients who saw Oleg Vishnyak in 2024, with an average age of 75.

How long has Oleg A. Vishnyak been practicing?

Oleg Vishnyak graduated from medical school in 2004, 22 years ago.

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