DMITRI ALDEN, MD,PC
NPI 1669445615
Surgery - Surgical Oncology in New York, NY
NPI Status: Active since February 09, 2006
Contact Information
186 E 76TH ST
NEW YORK, NY
ZIP 10021
Phone: (212) 434-6216
Fax: (845) 452-2104
Some details in this NPI profile have been updated in the NPI registry within the last 30 days.
- Organization
- Surgery
- Surgical Oncology
About DMITRI ALDEN, MD,PC
This page provides the complete NPI Profile along with additional information for Dmitri Alden, Md,pc, a provider established in New York, New York operating as a Surgery, focusing in surgical oncology . The healthcare provider is registered in the NPI registry with number 1669445615 assigned on February 2006. The practitioner's primary taxonomy code is 2086X0206X with license number 229892 (NY). The provider is registered as an organization and their NPI record was last updated June 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. Dmitri Alden M.d. (Owner)
- NPI
- 1669445615
- Provider Name
- DMITRI ALDEN, MD,PC
- Entity Type
- Organization
- Location Address
- 186 E 76TH ST NEW YORK, NY 10021
- Location Phone
- (212) 434-6216
- Location Fax
- (845) 452-2104
- Mailing Address
- 186 E 76TH ST NEW YORK, NY 10021
- Mailing Phone
- (212) 434-6216
- Mailing Fax
- (845) 452-2104
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 02-09-2006
- Last Update Date
- 06-24-2026
- 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
Surgery Surgical Oncology
- Taxonomy Code
- 2086X0206X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 229892
- License State
- NY
- Taxonomy Description
- A surgical oncologist is a well-qualified surgeon who has obtained additional training and experience in the multidisciplinary approach to the prevention, diagnosis, treatment, and rehabilitation of cancer patients, and devotes a major portion of his or her professional practice to these activities and cancer research.
Group Taxonomy 193400000X SINGLE SPECIALTY GROUP
This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.
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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 1669445615, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).
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 65 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 18 providers are registered at the same or a nearby location.
NEW YORK, NY 10021
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1669445615, enumerated as an "organization" on February 09, 2006.
The provider is located at 186 E 76TH ST NEW YORK, NY 10021 and the phone number is (212) 434-6216.
Surgery with taxonomy code 2086X0206X and a focus in Surgical Oncology.
