1. Home
  2. Directory
  3. New York
  4. New York New York
  5. Emergency Medicine
  6. NPI Profile

JOHN ERNST
NPI 1184373342
Emergency Medicine in New York, NY

Active since March 23, 2022PECOS Enrolled
1 GUSTAVE L LEVY PL, NEW YORK, NY 10029(212) 824-8036 Get Directions Write a Review

NPPES record last updated: June 2, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About John Ernst NPPES

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

JOHN ERNST (NPI 1184373342) is an individual emergency medicine provider in New York, New York, licensed in Florida (ME179399) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1184373342
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameJOHN ERNST
Location Address1 GUSTAVE L LEVY PLNew York, NY 10029-6504
Mailing Address1 Gustave L Levy PlNew York, NY 10029-6504 · (212) 824-8036
Phone(212) 824-8036
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateMarch 23, 2022
Last NPPES UpdateJune 2, 2026
NPPES CertifiedJune 2, 2026
✔ NPI 1184373342 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in FL · ME179399
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
1 GUSTAVE L LEVY PL, New York, NY 10029
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

John Ernst is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9436621893
PECOS Enrollment IDI20260616004527
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10029 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
$102.04 typical visit price
range $65.69 – $198.19
Typical copayment $25.51 (range $16.42 – $49.54)
Most-billed visit code 99203
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 20

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

MRS. LAURA MANNING R.D., C.D.N.
Dietitian, Registered
1 GUSTAVE L LEVY PL, BOX 1625
NEW YORK, NY 10029
New York County (212) 241-9426
AMY JAYANT SANGHVI MD
Emergency Medicine
1 GUSTAVE L LEVY PL, BOX 1149
NEW YORK, NY 10029
New York County (212) 241-0748
MOUNT SINAI MEDICAL CENTER
General Acute Care Hospital
1 GUSTAVE L LEVY PL
NEW YORK, NY 10029
New York County (800) 637-4624
ANURADHA LALA-TRINDADE
Internal Medicine (Cardiovascular Disease)
1 GUSTAVE L LEVY PL
NEW YORK, NY 10029
New York County (212) 987-3100
RENA DYMERSKY RPA-C, MS
Physician Assistant
1 GUSTAVE L LEVY PL
NEW YORK, NY 10029
New York County (212) 241-6500
JENNY H CHUNG PHARMD, RN, FNP-BC
Nurse Practitioner (Family)
1 GUSTAVE L LEVY PL, TRANSPLANT INST. DEPARTMENT BOX 1104
NEW YORK, NY 10029
New York County (212) 659-8006
ERIKA JACOBSON RD,CDN
Dietitian, Registered
1 GUSTAVE L LEVY PL
NEW YORK, NY 10029
New York County (917) 241-5633
SARAH ALICIA REDA
Student in an Organized Health Care Education/Training Program
1 GUSTAVE L LEVY PL
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 John Ernst's NPI number?

The NPI number for John Ernst is 1184373342. It was assigned to this individual provider in the NPPES registry on March 23, 2022.

Where is John Ernst located?

John Ernst practices at 1 Gustave L Levy Pl, New York, NY 10029. The listed phone number is (212) 824-8036.

What is John Ernst's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is John Ernst enrolled in Medicare?

Yes. John Ernst is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for John Ernst was last updated on June 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.