YICHENG OUYANG
NPI 1225457922
Durable Medical Equipment & Medical Supplies in Oakland, CA

NPI Status: Active since April 09, 2014

Contact Information

388 9TH ST
STE 127
OAKLAND, CA
ZIP 94607
Phone: (510) 452-7888

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  • Individual
  • Male
  • Durable Medical Equipment & Medical Supp...

About YICHENG OUYANG

This page provides the complete NPI Profile along with additional information for Yicheng Ouyang, a provider established in Oakland, California with a medical specialization in Durable Medical Equipment & Medical Supplies. The healthcare provider is registered in the NPI registry with number 1225457922 assigned on April 2014. The practitioner's primary taxonomy code is 332B00000X. The provider is registered as an individual and his NPI record was last updated 12 years ago.

NPI
1225457922
Provider Name
YICHENG OUYANG
Gender
Male
Entity Type
Individual
Location Address
388 9TH ST STE 127 OAKLAND, CA 94607
Location Phone
(510) 452-7888
Mailing Address
3401 MANDELA PKWY OAKLAND, CA 94608
Is Sole Proprietor?
Yes
Enumeration Date
04-09-2014
Last Update Date
04-09-2014
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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

Durable Medical Equipment & Medical Supplies

Taxonomy Code
332B00000X
Type
Suppliers
Taxonomy Description
A supplier of medical equipment such as respirators, wheelchairs, home dialysis systems, or monitoring systems, that are prescribed by a physician for a patient's use in the home and that are usable for an extended period of time.

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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 1225457922, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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
2
Unchanged
Pos 3
2
Doubled → 4
Pos 4
5
Unchanged
Pos 5
4
Doubled → 8
Pos 6
5
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
9
Unchanged
Pos 9
2
Doubled → 4
Check
2
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 2 → 4 4 → 8 7 → 14 → 5 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 4 + 5 + 8 + 5 + 1 + 4 + 9 + 4 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1225457922.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Chiropractor
388 9TH ST, SUITE 208
OAKLAND, CA 94607
Dentist (General Practice)
388 9TH ST, #210
OAKLAND, CA 94607
Acupuncturist
388 9TH ST, SUITE 216
OAKLAND, CA 94607
Optometrist
388 9TH ST, #157
OAKLAND, CA 94607
Clinic/Center (Dental)
388 9TH ST, 210
OAKLAND, CA 94607
Chiropractor
388 9TH ST, SUITE 208
OAKLAND, CA 94607
Pharmacy (Community/Retail Pharmacy)
388 9TH ST, STE 108
OAKLAND, CA 94607

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1225457922, enumerated as an "individual" on April 09, 2014.

The provider is located at 388 9TH ST STE 127 OAKLAND, CA 94607 and the phone number is (510) 452-7888.

Durable Medical Equipment & Medical Supplies with taxonomy code 332B00000X.