Are you Joshua D. Greenstein, M.D.? This profile is yours to edit: update your address, phone, photo and services.

Edit this profile

Physician Profile

Joshua D. Greenstein, M.D.

Is this you? Edit this profile

At a glance

About Dr. Greenstein

Joshua D. Greenstein, M.D. practices emergency medicine in Staten Island, NY. Joshua is a 2012 graduate of State University of New York at Stony Brook, School of Medicine. According to Medicare claims data, Joshua cared for 809 Medicare patients across 843 services. The services billed most often include emergency department visit with high level of medical decision making, emergency department visit with moderate level of medical decision making, and emergency department visit with low level of medical decision making. The provider's National Provider Identifier (NPI) is 1164788980.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Emergency Medicine (Primary)

Credentials & Licensing

NY licenceAs reported to the NPI registry
No. 272135As reported
NPINational Provider Identifier
1164788980Issued 2012

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Joshua D. Greenstein specialize in?

Joshua D. Greenstein is an emergency physician in Staten Island, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.

NPI registry

Where is Joshua D. Greenstein located?

Joshua D. Greenstein is listed at 475 Seaview Ave, Staten Island, NY 10305. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Joshua D. Greenstein's phone number?

The number on file is (718) 226-1008. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Joshua D. Greenstein's NPI number?

Joshua D. Greenstein's National Provider Identifier is 1164788980. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Where did Joshua D. Greenstein train?

Joshua D. Greenstein attended State University of New York at Stony Brook, School of Medicine, graduating in 2012. This comes from the CMS National Downloadable File.

CMS public data

How long has Joshua D. Greenstein been practicing?

Joshua D. Greenstein has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.

CMS public data

What does Joshua D. Greenstein do most often?

According to Medicare billing data, Joshua D. Greenstein provides treatments such as ultrasound of heart, follow-up, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Joshua D. Greenstein confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Joshua D. Greenstein. If this is you, claiming it is free.

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.

A GigHz company · Founder: Pouyan Golshani, MD