SING CHAN M.D. NPI 1225053523

NPI Information

  • NPI: 1225053523
  • Provider Name: SING CHAN, M.D.
  • Classification: Internal Medicine - 207RG0100X
  • Specialization: Gastroenterology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • CLIA Number: 33D1001603
  • Address: 3808 UNION ST
    STE 3N
    FLUSHING, NY
    ZIP 11354
  • Phone: (516) 238-6855

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NPI Details

Sing Chan, M.D. is a gastroenterology internal medicine in Flushing, NY with 34 years of experience. The provider is an internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs. Sing Chan, M.D. NPI is 1225053523. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: STATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduation Year:1991

The provider's business location address is:

3808 UNION ST
STE 3N
FLUSHING, NY
ZIP 11354-670
Phone: (516) 238-6855
Fax: (646) 224-8549

The NPI 1225053523 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The CLIA number assigned to this NPI record is 33D1001603 - physician office with a certificate type of Certificate of Compliance.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS:43239)
  • Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen (HCPCS:87635)
  • New patient office or other outpatient visit, 30-44 minutes (HCPCS:99203)
  • Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS:45385)
  • Injection of hemorrhoid (HCPCS:46500)
  • Extended patient service without direct patient contact, first hour (HCPCS:99358)
  • Injection, adrenalin, epinephrine, 0.1 mg (HCPCS:J0171)
  • Banding of hemorrhoids using a flexible endoscope (sigmoidoscope) (HCPCS:45350)
  • Removal of multiple external noncancer growths of anus (HCPCS:46230)
  • Insertion of needle into vein for collection of blood sample (HCPCS:36415)
  • Diagnostic exam of large bowel using a flexible endoscope (HCPCS:45378)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Measurement of liver stiffness (HCPCS:91200)
  • Removal of multiple external hemorrhoids (HCPCS:46250)
  • Test for tone and sensation of rectum and anus (HCPCS:91120)
  • Study of rectum sensitivity and function (HCPCS:91122)
  • Biopsy of large bowel using a flexible endoscope (HCPCS:45380)
  • Banding of hemorrhoids using a flexible endoscope (colonoscope) (HCPCS:45398)
  • Established patient office or other outpatient visit, 10-19 minutes (HCPCS:99212)
  • Colonoscopy (HCPCS:NAN13)
  • Upper gastrointestinal (GI) endoscopy for acid reflux (HCPCS:NAN12)

The enumeration date for this NPI number is 7/13/2006 and was last updated on 9/18/2018.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207RG0100XInternal MedicineGastroenterology192380NEW YORKYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
101877912MEDICAIDNEW YORK

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 3/30/2025

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