DR. JEFFERY CHE-WEI CHANG MD
NPI 1144013434
Urology in New York, NY
NPI Status: Active since May 28, 2025
Contact Information
1275 YORK AVE
NEW YORK, NY
ZIP 10065
Phone: (866) 486-1393
- Individual
- Male
- Urology
About JEFFERY CHE-WEI CHANG
This page provides the complete NPI Profile along with additional information for Jeffery Che-wei Chang, a provider established in New York, New York with a medical specialization in Urology. The healthcare provider is registered in the NPI registry with number 1144013434 assigned on May 2025. The practitioner's primary taxonomy code is 208800000X with license number P134798 (NY). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1144013434
- Provider Name
- DR. JEFFERY CHE-WEI CHANG MD
- Other Name
- CHE-WEI CHANG MD
- Other Name Type
- Other Name (5)
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1275 YORK AVE NEW YORK, NY 10065
- Location Phone
- (866) 486-1393
- Mailing Address
- 6121 HUDSON AVE WEST NEW YORK, NJ 07093
- Mailing Phone
- (857) 265-0852
- Is Sole Proprietor?
- No
- Enumeration Date
- 05-28-2025
- Last Update Date
- 05-28-2025
- Code Navigator
Location Map
Specialty - Primary Taxonomy
The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.
- Classification
Urology
- Taxonomy Code
- 208800000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- P134798
- License State
- NY
- Taxonomy Description
- A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.
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NPI NPI Number Validation
How NPI Validation Works
The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.
To verify the NPI 1144013434, we treat the final digit (4) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).
Digit-by-digit view
Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.
Step 1: Double every other digit from the right
Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 56 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1144013434, enumerated as an "individual" on May 28, 2025.
The provider is located at 1275 YORK AVE NEW YORK, NY 10065 and the phone number is (866) 486-1393.
Urology with taxonomy code 208800000X.
