DR. YOUNGNAN JENNY CHO MD
NPI 1295886646
Otolaryngology in New York, NY
NPI Status: Active since January 14, 2007
Contact Information
1886 BROADWAY
2ND FLOOR
NEW YORK, NY
ZIP 10023
Phone: (212) 956-0187
Fax: (212) 247-8093
- Individual
- Female
- Otolaryngology
About YOUNGNAN CHO
This page provides the complete NPI Profile along with additional information for Youngnan Cho, a provider established in New York, New York with a medical specialization in Otolaryngology. The healthcare provider is registered in the NPI registry with number 1295886646 assigned on January 2007. The practitioner's primary taxonomy code is 207Y00000X with license number 203746 (NY). The provider is registered as an individual and her NPI record was last updated one year ago.
- NPI
- 1295886646
- Provider Name
- DR. YOUNGNAN JENNY CHO MD
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 1886 BROADWAY 2ND FLOOR NEW YORK, NY 10023
- Location Phone
- (212) 956-0187
- Location Fax
- (212) 247-8093
- Mailing Address
- 408 W 57TH ST APT 1J NEW YORK, NY 10019
- Mailing Phone
- (212) 956-0187
- Mailing Fax
- (212) 247-8093
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 01-14-2007
- Last Update Date
- 09-12-2025
- 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
Otolaryngology
- Taxonomy Code
- 207Y00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 203746
- License State
- NY
- Taxonomy Description
- An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
Secondary Taxonomies
The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.
| No. | Taxonomy Code | Type | Classification / Specialization |
License No. (State) |
|---|---|---|---|---|
| 1 | 207Y00000X | Allopathic & Osteopathic Physicians | Otolaryngology | 25MA07957000 (NJ) |
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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 1295886646, we treat the final digit (6) 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).
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 74 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 5 providers are registered at the same or a nearby location.
NEW YORK, NY 10023
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1295886646, enumerated as an "individual" on January 14, 2007.
The provider is located at 1886 BROADWAY 2ND FLOOR NEW YORK, NY 10023 and the phone number is (212) 956-0187.
Otolaryngology with taxonomy code 207Y00000X.
