WALLEN C. CHAN M.D. – NPI #1043287857
Internal Medicine
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.
WALLEN CHAN is a physician located in STATEN ISLAND, NY. NPPES has assigned the NPI number 1043287857 to WALLEN CHAN on March 01, 2006. It is a Type-1 NPI, indicating this NPI number is associated with an individual. The primary taxonomy selected by this provider is 207RG0100X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Gastroenterology
The NPI profile was previously updated about 18 years ago on Apr 14, 2008. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for WALLEN CHAN below.
NPI Profile for
WALLEN C. CHAN
(more than 20 years ago)
STATEN ISLAND, NY 10314-4528 Phone: (718) 448-1122 Fax: (718) 448-8318
KENDALL PARK, NJ 08824-1494 Phone: (718) 448-1122 Fax: (718) 448-8318
Identifiers for WALLEN CHAN
Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.
| Description | Issuer | State | Identifier |
|---|---|---|---|
| MEDICAID | NY | 01768538 |
A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.
| Taxonomy Classification / Specialization | State | License |
|---|---|---|
| 207RG0100X - Internal Medicine / Gastroenterology (Primary) |
NY | 183203 |
The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.
Additional Information
- Refer to Part B
- Order Durable Medical Equipment
- Refer to Home Health Agency
- Order Power Mobility Devices
WALLEN CHAN is affiliated with the following medical group(s):
- HOSPITAL
- NYU LANGONE HOSPITALS550 FIRST AVENUE
NEW YORK, NY 10016 - RICHMOND UNIVERSITY MEDICAL CENTER355 BARD AVENUE
STATEN ISLAND, NY 10310
- NYU LANGONE HOSPITALS550 FIRST AVENUE
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