CYDNEY PURIFICACION MD INC
NPI 1669308458
Internal Medicine - Nephrology in Orange, CA

NPI Status: Active since June 20, 2026

Contact Information

1310 W STEWART DR STE 402
ORANGE, CA
ZIP 92868
Phone: (714) 502-5550

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  • Organization
  • Internal Medicine
  • Nephrology

About CYDNEY PURIFICACION MD INC

This page provides the complete NPI Profile along with additional information for Cydney Purificacion Md Inc, an internist established in Orange, California operating as a Internal Medicine, focusing in nephrology . The healthcare provider is registered in the NPI registry with number 1669308458 assigned on June 2026. The practitioner's primary taxonomy code is 207RN0300X. 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 Cydney Purificacion Md (President)

NPI
1669308458
Provider Name
CYDNEY PURIFICACION MD INC
Entity Type
Organization
Location Address
1310 W STEWART DR STE 402 ORANGE, CA 92868
Location Phone
(714) 502-5550
Mailing Address
16705 PICADILLY LN CERRITOS, CA 90703
Mailing Phone
(562) 319-5032
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-20-2026
Last Update Date
06-20-2026
Code Navigator

An internist like Cydney Purificacion Md Inc is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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

Internal Medicine Nephrology

Taxonomy Code
207RN0300X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

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.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

CYDNEY PURIFICACION MD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(562) 319-5032

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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 1669308458, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
6
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
9
Unchanged
Pos 5
3
Doubled → 6
Pos 6
0
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
4
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
8
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 6 → 12 → 3 3 → 6 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 + 6 + 1 + 2 + 9 + 6 + 0 + 1 + 6 + 4 + 1 + 0 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1669308458.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Specialist
1310 W STEWART DR STE 402
ORANGE, CA 92868
Urology
1310 W STEWART DR STE 402
ORANGE, CA 92868
Physician Assistant
1310 W STEWART DR STE 402
ORANGE, CA 92868

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669308458, enumerated as an "organization" on June 20, 2026.

The provider is located at 1310 W STEWART DR STE 402 ORANGE, CA 92868 and the phone number is (714) 502-5550.

Internal Medicine with taxonomy code 207RN0300X and a focus in Nephrology.