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Physician Profile

Karen M. Kostroff, MD

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At a glance

About Dr. Kostroff

Karen M. Kostroff, MD is a healthcare provider in Lake Success, NY specializing in surgery. Karen trained at Boston University School of Medicine, graduating in 1979. Medicare claims data shows Karen provided 1,254 services to 1,217 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, new patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more. This provider record is associated with NPI 1083762751.

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

Education & Training

Specialty

Surgery (Primary)

Credentials & Licensing

NY licenceAs reported to the NPI registry
No. 1429101As reported
NPINational Provider Identifier
1083762751Issued 2007

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentSometimes (reported per claim)
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 Dr. Kostroff specialize in?

Dr. Kostroff is a general surgeon in Lake Success, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.

NPI registry

Where is Dr. Kostroff located?

Dr. Kostroff is listed at 2001 Marcus Ave Suite W270, Lake Success, NY 11042. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Kostroff's phone number?

The number on file is (516) 775-7676. Contact the office directly to confirm availability and scheduling.

NPI registry

What is the NPI for Dr. Kostroff?

Dr. Kostroff's National Provider Identifier is 1083762751. 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 Dr. Kostroff go to medical school?

Dr. Kostroff attended Boston University School of Medicine, graduating in 1979. This comes from the CMS National Downloadable File.

CMS public data

How much experience does Dr. Kostroff have?

Dr. Kostroff has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.

CMS public data

What does Dr. Kostroff do most often?

According to Medicare billing data, Dr. Kostroff performs procedures including partial removal of breast, injection of radioactive material for x-ray identification of lymph node and biopsy or removal of deep lymph nodes of underarm, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Is Dr. Kostroff's profile verified?

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

Guide.md

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

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