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DR. IRINA BARASH M.D.
NPI 1114122553
Internal Medicine - Nephrology in New York, NY

Active since June 16, 2007PECOS Enrolled
505 E 70TH ST FL 2, NEW YORK, NY 10021(212) 746-3097(212) 746-8483 Get Directions Write a Review

NPPES record last updated: February 3, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Irina Barash M.d. NPPES

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

DR. IRINA BARASH M.D. (NPI 1114122553) is an individual nephrology provider in New York, New York, licensed in New York (229356) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1114122553
Entity TypeIndividualFemale
Primary Taxonomy207RN0300X
Provider Legal NameDR. IRINA BARASHCredential: M.D.
Location Address505 E 70TH ST FL 2New York, NY 10021-4872
Mailing Address505 E 70th St Fl 2New York, NY 10021-4872 · (212) 746-3097 · Fax (212) 746-8483
Phone(212) 746-3097
Fax(212) 746-8483
Sole ProprietorNo
Enumeration DateJune 16, 2007
Last NPPES UpdateFebruary 3, 2020
✔ NPI 1114122553 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in NY · 229356
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Also ListedInternal MedicineTaxonomy 207R00000X · License 229356 (NY)
505 E 70TH ST FL 2, New York, NY 10021
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Irina Barash M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Irina Barash reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Icahn School Of Medicine At Mount Sinai
1.7 mi
Orthopaedic Surgery
425 WEST 59TH STREET
New York, NY 10025
  • Reassigned Medicare billing, New York enrollment
  • 346 clinicians in this Medicare group
NPI 1881063501 (212) 523-8159

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10021 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$150.24 typical visit price
range $65.69 – $198.19
Typical copayment $37.56 (range $16.42 – $49.54)
Most-billed visit code 99204
Established Patient
$114.88 typical visit price
range $21.20 – $160.66
Typical copayment $28.72 (range $5.30 – $40.16)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

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

DAVID LOUIS EPSTEIN MD
Internal Medicine (Nephrology)
505 E 70TH ST FL 2
NEW YORK, NY 10021
New York County (212) 746-1578
DANIEL C TAMEA NP
Nurse Practitioner (Adult Health)
505 E 70TH ST FL 2
NEW YORK, NY 10021
New York County (212) 746-1578
SANDRA JOYCE PRESSMAN C.D.N
Dietitian, Registered (Nutrition, Metabolic)
505 E 70TH ST FL 2
NEW YORK, NY 10021
New York County (212) 746-1578
NATHANIEL BERMAN M.D.
Internal Medicine (Nephrology)
505 E 70TH ST FL 2
NEW YORK, NY 10021
New York County (212) 746-1578
BARBARA DESIDERIO LSW
Social Worker (Clinical)
505 E 70TH ST FL 2
NEW YORK, NY 10021
New York County (212) 746-1578
DR. SAM LEUNG M.D.
Internal Medicine (Nephrology)
505 E 70TH ST FL 2
NEW YORK, NY 10021
New York County (212) 746-1578
DR. LISA MARIE COOPER HUDGINS MD
Pediatrics
505 E 70TH ST FL 2
NEW YORK, NY 10021
New York County (212) 746-6972

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 Irina Barash's NPI number?

The NPI number for Irina Barash is 1114122553. It was assigned to this individual provider in the NPPES registry on June 16, 2007.

Where is Irina Barash located?

Irina Barash practices at 505 E 70th St Fl 2, New York, NY 10021. The listed phone number is (212) 746-3097.

What is Irina Barash's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Irina Barash enrolled in Medicare?

Yes. Irina Barash is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Irina Barash's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Irina Barash reassigns Medicare benefits to Icahn School Of Medicine At Mount Sinai (New York, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Irina Barash's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Irina Barash was last updated on February 3, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.