DR. HILLARY EARL TZETZO M.D.
NPI 1811178650
Specialist in Buffalo, NY

NPI Status: Active since November 20, 2007

Contact Information

3495 BAILEY AVE
BUFFALO, NY
ZIP 14215
Phone: (716) 834-9200

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  • Individual
  • Male
  • Specialist

About HILLARY TZETZO

This page provides the complete NPI Profile along with additional information for Hillary Tzetzo, a provider established in Buffalo, New York with a medical specialization in Specialist. The healthcare provider is registered in the NPI registry with number 1811178650 assigned on November 2007. The practitioner's primary taxonomy code is 174400000X with license number 181573 (NY). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1811178650
Provider Name
DR. HILLARY EARL TZETZO M.D.
Gender
Male
Entity Type
Individual
Location Address
3495 BAILEY AVE BUFFALO, NY 14215
Location Phone
(716) 834-9200
Mailing Address
3495 BAILEY AVE BUFFALO, NY 14215
Is Sole Proprietor?
No
Enumeration Date
11-20-2007
Last Update Date
11-20-2007
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License No.
181573
License State
NY
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

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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 1811178650, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
1
Doubled → 2
Pos 4
1
Unchanged
Pos 5
1
Doubled → 2
Pos 6
7
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
6
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
0
Target digit
Regular digit Doubled digit Check digit

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.

1 → 2 1 → 2 1 → 2 8 → 16 → 7 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 8 + 2 + 1 + 2 + 7 + 1 + 6 + 6 + 1 + 0 + 24 = 60

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 60 is 60. The difference is the calculated check digit.

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1811178650.

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Physician Assistant (Medical)
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Physician Assistant (Surgical)
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Physician Assistant (Surgical)
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Radiology (Diagnostic Radiology)
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Physician Assistant (Medical)
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Nurse Practitioner (Adult Health)
3495 BAILEY AVE
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Internal Medicine
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Radiology (Diagnostic Radiology)
3495 BAILEY AVE
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Pharmacist (Pharmacotherapy)
3495 BAILEY AVE
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Pharmacist (Pharmacotherapy)
3495 BAILEY AVE
BUFFALO, NY 14215
Internal Medicine (Gastroenterology)
3495 BAILEY AVE
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Pharmacist
3495 BAILEY AVE
BUFFALO, NY 14215
Pharmacist
3495 BAILEY AVE
BUFFALO, NY 14215
Internal Medicine
3495 BAILEY AVE
BUFFALO, NY 14215
Pharmacist
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Audiologist
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Nurse Practitioner (Family)
3495 BAILEY AVE
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Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1811178650, enumerated as an "individual" on November 20, 2007.

The provider is located at 3495 BAILEY AVE BUFFALO, NY 14215 and the phone number is (716) 834-9200.

Specialist with taxonomy code 174400000X.