DR. ROBERT MICHAEL YU DPT
NPI 1245036631
Physical Therapist - Orthopedic in Dublin, CA

NPI Status: Active since February 25, 2025

Contact Information

3100 DUBLIN BLVD
DUBLIN, CA
ZIP 94568
Phone: (925) 556-4200

NPI Profile Information
Primary Taxonomy
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Physical Therapist
Orthopedic

About ROBERT YU

This page provides the complete NPI Profile along with additional information for Robert Yu, a provider established in Dublin, California with a medical specialization in Physical Therapist, focusing in orthopedic . The healthcare provider is registered in the NPI registry with number 1245036631 assigned on February 2025. The practitioner's primary taxonomy code is 2251X0800X with license number PT307693 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI: 1245036631
Provider Name: DR. ROBERT MICHAEL YU DPT
Gender: Male
Entity Type: Individual
Location Address: 3100 DUBLIN BLVD DUBLIN, CA 94568
Location Phone: (925) 556-4200
Mailing Address: 657 BLAIR AVE PIEDMONT, CA 94611
Mailing Phone: (510) 418-2508
Is Sole Proprietor?: No
Enumeration Date: 02-25-2025
Last Update Date: 02-25-2025
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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: Physical Therapist Orthopedic
Taxonomy Code: 2251X0800X
Type: Respiratory, Developmental, Rehabilitative and Restorative Service Providers
License No.: PT307693
License State: CA
Taxonomy Description: A licensed physical therapist, including but not limited to an individual who is a Board Certified Specialist in Orthopaedic Physical Therapy, who has demonstrated specialized knowledge and skill in human anatomy and physiology, movement science; pathology/pathophysiology, pain science, medical and surgical considerations, orthopaedic physical therapy theory and practice, and critical inquiry for evidence-based practice.

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 1245036631, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 8

Pos 4

Unchanged

Pos 5

Doubled → 0

Pos 6

Unchanged

Pos 7

Doubled → 12 → 1 + 2

Pos 8

Unchanged

Pos 9

Doubled → 6

Check

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 4 → 8 0 → 0 6 → 12 → 3 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 8 + 5 + 0 + 3 + 1 + 2 + 6 + 6 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1

This NPI is valid

The calculated check digit is 1, which matches the last digit of 1245036631.