Physician Profile
Fengyi Shen, M.D. practices internal medicine in Amityville, NY. According to Medicare claims data, the services billed most often include hemoglobin a1c level. The provider's National Provider Identifier (NPI) is 1134443898.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1080 SUNRISE HWY
Amityville, NY 11701
20550 Coventry Dr
Brookfield, WI 53045
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
Heart & Circulation
Heart health
Imaging referral
Immunizations
Lab tests
Lungs & Breathing
Metabolic & Weight
Minor procedures
Office procedures
Office Procedures
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
20 services · 14 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Hemoglobin a1c level | Lab test | 83036 |
20 | Less often than most peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Fengyi Shen is an internist in Amityville, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Fengyi Shen is listed at 1080 Sunrise Hwy, Amityville, NY 11701. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (631) 716-9026. Contact the office directly to confirm availability and scheduling.
NPI registry
Fengyi Shen's National Provider Identifier is 1134443898. 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
Fengyi Shen attended Other, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
Fengyi Shen has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Fengyi Shen the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. 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 Fengyi Shen. If this is you, claiming it is free.
Guide.md
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