Mary Mallappallil, MD
Nephrology Physician · Port Washington, NY
Mary Mallappallil, MD is a nephrology physician with a practice address in Port Washington, New York, and NPI 1578586392, issued on Jul 25, 2006. Check the license on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Mary Mallappallil
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- Practice location
- 50 Seaview Blvd, Port Washington, NY 11050
- Phone
- (516) 484-6093
- Enumerated
- Jul 25, 2006
- Entity
- Type 1 · individual
Also registered at 50 Seaview Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Teresa Alfano, NP-CAdult Health Nurse Practitioner1942490669
- Joel Blush, M.D.Nephrology Physician1265403653
- Helen Jin, M.D.Nephrology Physician1306818554
- Jasmeet Kaur, MDNephrology Physician1730383928
- Lionel Mailloux, MDNephrology Physician1538130992
Verify Mary Mallappallil in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
96% fewer Medicare Part D claims than the average nephrology physician in 2024
66 Medicare Part D claims for 28 beneficiaries, against an average of 1,511 among the 8,473 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of claims.
Most prescribed
- Calcitriol15 claims
- Jardiance11 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.
The Medicare quality score for 2023: 93.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $76.57
3 payments, mostly food and beverage; the largest payer was GlaxoSmithKline, LLC.. The 6,365 providers of this specialty with any payment received $3,068.36 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.
One hospital or facility affiliation
- University Physicians OF Brooklyn, Inc.Brooklyn, NY
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
6 nephrology physician records list a Port Washington practice address
They are 6 of the 444 NPPES records with a Port Washington practice address, and 852 nephrology physician records in New York.
All 6 in Port Washington → All 852 in New York → Every provider in Port Washington →
Other nephrology physician records in New York
- Mersema Abate, MDEast Setauket, NY1497950133
- Rula Abdulrahman, M.D.Stony Brook, NY1790180776
- Matthew Abramson, M.D.New York, NY1790104560
- Niraj Acharya, MDBrooklyn, NY1609950617
- Sujatha Addagatla, M.D.Niagara Falls, NY1720168198
- Stephen Adler, MDHawthorne, NY1164421020
- Christopher Adubor, MDMount Vernon, NY1962464594
- Narayan Agrawal, M.D.Fresh Meadows, NY1568438570
- Abdurhman Ahmed, M.D.Bronx, NY1316960941
- Farruque Ahmed, MDBrooklyn, NY1265475974
Common questions
What is Mary Mallappallil, MD's NPI number?
Mary Mallappallil, MD's National Provider Identifier (NPI) is 1578586392, issued on Jul 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mary Mallappallil, MD located?
The NPPES record lists a practice address at 50 Seaview Blvd, Port Washington, NY, 11050. Phone: (516) 484-6093. Providers update this record themselves, so call before visiting.
How can I verify Mary Mallappallil, MD's license?
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 Mary Mallappallil, MD prescribe under Medicare Part D?
In 2024, Mary Mallappallil, MD had 66 Medicare Part D claims for 28 beneficiaries; the average among nephrology physician prescribers was 1,511. Part D covers Medicare prescriptions only.
What is Mary Mallappallil, MD's Medicare quality score?
The 2023 MIPS final score is 93.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.