MEDICINE DEPARTMENT OF MOUNT SINAI
NPI 1659639524
Internal Medicine - Infectious Disease in New York, NY

Q: What is Icahn School Of Medicine At Mount Sinai's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Active since April 30, 2012

1 GUSTAVE L LEVY PL, NEW YORK, NY 10029(212) 987-3100(212) 731-5220 Get Directions Write a Review

NPPES record last updated: June 24, 2015. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Medicine Department Of Mount Sinai NPPES

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

MEDICINE DEPARTMENT OF MOUNT SINAI (NPI 1659639524) is a healthcare organization registered as an infectious disease in New York, New York and active in the NPI registry since April 2012. The organization lists Crystal Macneill, Vice President, Cbo Director, as its authorized official.

NPPES Registry Identity

NPI1659639524

Entity TypeOrganization

Primary Taxonomy207RI0200X

Legal Business NameICAHN SCHOOL OF MEDICINE AT MOUNT SINAI

Location Address1 GUSTAVE L LEVY PLNew York, NY 10029-6574

Mailing AddressPo Box 28082New York, NY 10087-8082 · (212) 987-3100 · Fax (646) 605-3029

Phone(212) 987-3100

Fax(212) 731-5220

Organization SubpartNo

Authorized OfficialCrystal MacneillVice President, Cbo Director · (646) 605-8112

Enumeration DateApril 30, 2012

Last NPPES UpdateJune 24, 2015

✔ NPI 1659639524 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 11

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

Also ListedAllergy & ImmunologyTaxonomy 207K00000X

Also ListedAllergy & Immunology · AllergyTaxonomy 207KA0200X

Also ListedFamily MedicineTaxonomy 207Q00000X

Also ListedInternal MedicineTaxonomy 207R00000X

Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X

Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X

Also ListedInternal Medicine · HematologyTaxonomy 207RH0000X

Also ListedInternal Medicine · Hematology & OncologyTaxonomy 207RH0003X

Also ListedInternal Medicine · RheumatologyTaxonomy 207RR0500X

Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X

1 GUSTAVE L LEVY PL, New York, NY 10029

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Other Names 1

Doing Business AsMedicine Department Of Mount Sinai

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Medicine Department Of Mount Sinai is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

768

Medicare enrollment records show 768 clinicians reassign Medicare billing to Medicine Department Of Mount Sinai, which bills Medicare for the services they deliver. Of these, 146 practice at this address and 631 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 34

Internal Medicine277

Hospitalist264

Infectious Disease62

Nurse Practitioner47

Orthopedic Surgery29

Family Practice12

Emergency Medicine11

Geriatric Medicine10

26 other specialties56

Nearest to this location (20)

See all 768

Sonica Bhatia, M.D.

Internal Medicine

NPI 1447419593

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-4141

✔ PECOS✔ Accepts MedicareSame address

Nicole Bouvier, MD

Infectious Disease

NPI 1689877409

1 GUSTAVE L LEVY PL MOUNT SINAI MEDICAL CENTER BOX 1124
New York, NY 10029

(212) 241-6500

✔ PECOSSame address

Michelle Cespedes, M.D.

Infectious Disease

NPI 1255496725

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-6741

✔ PECOS✔ Accepts MedicareSame address

Jessica Cook-Mack, M.D.

Internal Medicine

NPI 1265523294

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-4141

✔ PECOSSame address

Horatio Holzer, M.D.

Hospitalist

NPI 1790050110

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-1653

✔ PECOS✔ Accepts MedicareSame address

Emma Kaplan-Lewis, MD

Internal Medicine

NPI 1740573468

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-6741

✔ PECOS✔ Accepts MedicareSame address

Mona Krouss, M.D.

Hospitalist

NPI 1538435219

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-1653

✔ PECOS✔ Accepts MedicareSame address

Arshad Rahim, M.D.

Hospitalist

NPI 1225151665

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-1653

✔ PECOS✔ Accepts MedicareSame address

David Skovran, NURSE PRACTITIONER

Nurse Practitioner

NPI 1710288535

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-4141

✔ PECOSSame address

Mukta Baweja, M.D.

Nephrology

NPI 1386939924

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-1653

✔ PECOS✔ Accepts MedicareSame address

Claire Davenport, MD

Geriatric Medicine

NPI 1568808335

1 GUSTAVE L. LEVY PLACE MACE
New York, NY 10029

(212) 241-6500

✔ PECOSSame address

Cameron Hernandez, MD

Geriatric Medicine

NPI 1225153034

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-1653

✔ PECOS✔ Accepts MedicareSame address

Judith Lin, MD

Hematology

NPI 1720110695

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-1653

✔ PECOS✔ Accepts MedicareSame address

Silvia Contreras, NP

Nurse Practitioner

NPI 1144368739

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-4141

✔ PECOS✔ Accepts MedicareSame address

John Cordero, MD

Orthopedic Surgery

NPI 1629538111

1 GUSTAVE L. LEVY PLACE
New York, NY 10029

(212) 241-6500

✔ PECOS✔ Accepts MedicareSame address

Vijay Lapsia, M.D., M.B.B.S

Nephrology

NPI 1235325093

1 GUSTAVE L.LEVY PLACE BOX 1243
New York, NY 10029

(212) 241-2264

✔ PECOS✔ Accepts MedicareSame address

Joanna Sheinfeld, MD

Hospice/Palliative Care

NPI 1093733438

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-4141

✔ PECOS✔ Accepts MedicareSame address

Daniel Slack, MD

Endocrinology

NPI 1023512068

1 GUSTAVE L LEVY PL
New York, NY 10029

(212) 241-1653

✔ PECOS✔ Accepts MedicareSame address

Jonathan Yeo

Emergency Medicine

NPI 1164689501

1 GUSTAVE L LEVY PL BOX 1149
New York, NY 10029

(212) 241-9590

✔ PECOS✔ Accepts MedicareSame address

Hamna Zafar, MD

Pulmonary Disease

NPI 1245734235

1 GUSTAVE L LEVY PL
New York, NY 10029

(718) 313-8817

✔ PECOS✔ Accepts MedicareSame address

See all 768 clinicians

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

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 Icahn School Of Medicine At Mount Sinai's NPI number?

The NPI number for Icahn School Of Medicine At Mount Sinai is 1659639524. It was assigned to this organization in the NPPES registry on April 30, 2012. The provider is doing business as Medicine Department Of Mount Sinai.

Where is Icahn School Of Medicine At Mount Sinai located?

Icahn School Of Medicine At Mount Sinai is located at 1 Gustave L Levy Pl, New York, NY 10029. The listed phone number is (212) 987-3100.

What is Icahn School Of Medicine At Mount Sinai's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Icahn School Of Medicine At Mount Sinai enrolled in Medicare?

Yes. Icahn School Of Medicine At Mount Sinai is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Icahn School Of Medicine At Mount Sinai?

According to the CMS Revalidation Reassignment List (October 2026 release), 768 clinicians in 34 Medicare specialties reassign their Medicare billing to Icahn School Of Medicine At Mount Sinai. A 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 the clinician's services. The largest specialties are Internal Medicine (277), Hospitalist (264) and Infectious Disease (62). Of these, 146 practice at this address and 631 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Icahn School Of Medicine At Mount Sinai was last updated on June 24, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.