What is Calvin Lee's specialty?

Calvin Lee (NPI 1871650440) is a Medicare-billing provider whose primary specialty is Gastroenterology in Manhasset, NY.

Where does Calvin Lee practice?

Calvin Lee practices in Manhasset, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1871650440.

How much does Medicare pay Calvin Lee?

Calvin Lee (NPI 1871650440) received approximately $105K in total Medicare Part B payments, serving 368 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1871650440

Calvin LeeM.D.

GastroenterologyManhasset, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

630

Unique beneficiaries

—

Total services

740

Distinct HCPCS

Medicare payment

$86K

Peer benchmark

Total Medicare services vs. 1,360 Gastroenterology providers in NY — above median (cohort median 521).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$17K

Distinct drugs

Brand share

41.3%

Top prescribed drugs

Omeprazole19 claims

Pantoprazole Sodium18 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl14 claims

Lipase/Protease/Amylase12 claims

QUALITY · MIPS · 2024

Final MIPS score

93.1

Quality

79.8

Cost

0.0

Improvement activities

40.0

Promoting interop.

88.8

Payment adjustment

0.76%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$100

Payment records

By payment type

Food and Beverage$100

Top paying entities

Food and Beverage$100

REFERRAL NETWORK

Where Calvin Lee's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 24 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
NORTH SHORE UNIVERSITY HOSPITAL	205	779
Northwell Health Laboratories Clinical Laboratory · New Hyde Park, NY	68	273
LONG ISLAND JEWISH MEDICAL CENTER	48	120
Robert Villani Diagnostic Radiology · East Providence, RI	34	72
Gregory Grimaldi Diagnostic Radiology · New York, NY	30	56
Rakesh Shah Diagnostic Radiology · Manhasset, NY	26	57
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	25	75
Edward Wind Diagnostic Radiology · New Hyde Park, NY	25	33
Helise Coopersmith Diagnostic Radiology · Manhasset, NY	19	24
Donna Marchant Cardiology · Manhasset, NY	17	34
Keith Sultan Gastroenterology · Manhasset, NY	17	31
Leon Bacchus Diagnostic Radiology · Manhasset, NY	17	27

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events