Physician Profile
Lauren Fleischer, M.D. is a healthcare provider in Stony Brook, NY specializing in anesthesiology. Lauren trained at Icahn School of Medicine at Mount Sinai, graduating in 1983. According to Medicare claims data, Lauren cared for 63 Medicare patients across 63 services. The services billed most often include anesthesia for x-ray or radiation therapy and anesthesia for other procedure on urinary system through urethra.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
HEALTH SCIENCES CTR L4, #060
Stony Brook, NY 11794
Within Anesthesiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Anesthesia complications
Back & spine
Chronic pain
Facial & jaw pain
General pain
Head & facial pain
Headaches
Joint pain
Mental health
Muscle pain
Musculoskeletal pain
Nerve pain
Pelvic pain
Post-surgery recovery
Sedation & anesthesia
Spine pain
Ablation
Head & facial procedures
Implants & devices
Infusion therapies
Infusion therapy
Joint injections
Muscle injections
Nerve blocks
Nerve injections
Nerve procedures
Pain relief procedures
Regional anesthesia
Sedation
Sedation & anesthesia
Spine injections
Spine procedures
63 services · 63 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Anesthesia for x-ray or radiation therapy | Anaesthesia | 01922 |
49 | More than most peers in Anesthesiology |
| Anesthesia for other procedure on urinary system through urethra | Anaesthesia | 00910 |
14 | As often as other peers in Anesthesiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Lauren Fleischer is an anesthesiologist in Stony Brook, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.
NPI registry
Lauren Fleischer is listed at Health Sciences Ctr L4, #060, Stony Brook, NY 11794. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (631) 444-2975. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Lauren Fleischer's National Provider Identifier is 1073529228. 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
Lauren Fleischer attended Icahn School of Medicine at Mount Sinai, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
Lauren Fleischer has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Lauren Fleischer provides treatments such as anesthesia for x-ray or radiation therapy and anesthesia for other procedure on urinary system through urethra. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Lauren Fleischer. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.