George Isaac Mallis, M.D.
Cardiovascular Disease Physician · Northport, NY
George Isaac Mallis, M.D. is a cardiovascular disease physician with a practice address in Northport, New York, and NPI 1366476475, issued on Jul 11, 2006. Check the license (New York 97266, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- George Isaac Mallis
- Credential
- M.D.
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 97266 NY
Self-reported in NPPES; status is on the state search - Practice location
- 79 Middleville RD, Northport, NY 11768
- Phone
- (631) 266-6047
- Enumerated
- Jul 11, 2006
- Record last updated
- Feb 4, 2022
- Fax
- (631) 754-7968
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 2,583 in New York → Look up another NPI →
Also registered at 79 Middleville RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify George Isaac Mallis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 97266Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
12 Medicare Part D claims, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $42.55
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
George Isaac Mallis among 2,583 cardiovascular disease physician records in New York
George Isaac Mallis, M.D. is one of 2,583 cardiovascular disease physician records with a practice address in New York. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 17% of them.
- NPI issued2006 · 17% of these records are older, 41% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileNo · 73% of these records are
- Record last updated2022 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in New York
There are 2,583 cardiovascular disease physician records in New York.
All 2,583 in New York → Every provider in Northport → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Paul Diggs, MDNorthport, NY 117681417919549
- Amit Mittal, MDNorthport, NY 117681134324494
- Jenny Lam, M.D.Nesconset, NY 117671679849764
- Deepu Alexander, M.D.Patchogue, NY 117721275728560
- Fred Aueron, M.DEast Patchogue, NY 117721407897622
- Richard Dyckman, MDEast Patchogue, NY 117721528019403
- Satheesh Joseph, M.D.Patchogue, NY 117721033133343
- Shahriar Khalili, MDEast Patchogue, NY 117721124079173
Common questions
What is George Isaac Mallis, M.D.'s NPI number?
George Isaac Mallis, M.D.'s National Provider Identifier (NPI) is 1366476475, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is George Isaac Mallis, M.D. located?
The NPPES record lists a practice address at 79 Middleville RD, Northport, NY, 11768. Phone: (631) 266-6047. Providers update this record themselves, so call before visiting.
How can I verify George Isaac Mallis, M.D.'s license?
NPPES lists New York license number 97266, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does George Isaac Mallis, M.D. prescribe under Medicare Part D?
In 2024, George Isaac Mallis, M.D. had 12 Medicare Part D claims; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.