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DR. KONSTANTINOS ALIFIERIS MD, PHD
NPI 1881459923
Student in an Organized Health Care Education/Training Program in New York, NY

Active since February 19, 2024PECOS EnrolledAccepts Medicare Assignment
1468 MADISON AVE, NEW YORK, NY 10029(212) 241-6500 Get Directions Write a Review

NPPES record last updated: December 4, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Konstantinos Alifieris Md, Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. KONSTANTINOS ALIFIERIS MD, PHD (NPI 1881459923) is an individual student in an organized health care education/training program in New York, New York and active in the NPI registry since February 2024. He is enrolled in Medicare PECOS, is affiliated with Mount Sinai Hospital, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1881459923
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameDR. KONSTANTINOS ALIFIERISCredential: MD, PHD
Location Address1468 MADISON AVENew York, NY 10029-6508
Mailing Address1468 Madison AveNew York, NY 10029-6508
Phone(212) 241-6500
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateFebruary 19, 2024
Last NPPES UpdateDecember 4, 2025
NPPES CertifiedDecember 4, 2025
✔ NPI 1881459923 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Also ListedSurgeryTaxonomy 208600000X · License 332963 (NY)
1468 MADISON AVE, New York, NY 10029
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Konstantinos Alifieris Md, Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4587198908
PECOS Enrollment IDI20241107002758
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mount Sinai Hospital

Acute Care Hospitals · New York, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330024
LocationOne Gustave L Levy PlaceNew York, NY 10029 · New York County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JA'NET RUSSELL
Nurse Practitioner
1468 MADISON AVE
NEW YORK, NY 10029
New York County (212) 241-6500
FRANCESCA YI MD
Student in an Organized Health Care Education/Training Program
1468 MADISON AVE
NEW YORK, NY 10029
New York County (212) 241-8578
DR. ELENI VASILEIOU MD
Student in an Organized Health Care Education/Training Program
1468 MADISON AVE
NEW YORK, NY 10029
New York County (443) 248-8436
SRILAKSHMI GARIKAPATI
Student in an Organized Health Care Education/Training Program
1468 MADISON AVE
NEW YORK, NY 10029
New York County (212) 241-6500
MARY OSMAN THERAPY LLC
Counselor (Mental Health)
1468 MADISON AVE
NEW YORK, NY 10029
New York County (973) 298-0929
GIORGIA IANNETTI PA-C
Physician Assistant
1468 MADISON AVE
NEW YORK, NY 10029
New York County (212) 241-6500
MISS SAMANTHA LUCILLE BURAGAS PA-C
Physician Assistant
1468 MADISON AVE
NEW YORK, NY 10029
New York County (212) 241-6500
CAM THAI
Physician Assistant
1468 MADISON AVE
NEW YORK, NY 10029
New York County (212) 241-6500

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Konstantinos Alifieris's NPI number?

The NPI number for Konstantinos Alifieris is 1881459923. It was assigned to this individual provider in the NPPES registry on February 19, 2024.

Where is Konstantinos Alifieris located?

Konstantinos Alifieris practices at 1468 Madison Ave, New York, NY 10029. The listed phone number is (212) 241-6500.

What is Konstantinos Alifieris's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Konstantinos Alifieris enrolled in Medicare?

Yes. Konstantinos Alifieris is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Konstantinos Alifieris affiliated with any hospitals?

According to CMS data, Konstantinos Alifieris is affiliated with Mount Sinai Hospital.

When was this NPI record last updated?

The NPPES record for Konstantinos Alifieris was last updated on December 4, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.