DR. JOANNA YEH MD
NPI 1720249584
Pediatrics - Pediatric Gastroenterology in Oakland, CA

NPI Status: Active since June 24, 2008

Contact Information

744 52ND ST
OAKLAND, CA
ZIP 94609
Phone: (510) 428-3058

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  • Individual
  • Female
  • Pediatrics
  • Pediatric Gastroenterology

About JOANNA YEH

This page provides the complete NPI Profile along with additional information for Joanna Yeh, a pediatrician established in Oakland, California with a medical specialization in Pediatrics, focusing in pediatric gastroenterology . The healthcare provider is registered in the NPI registry with number 1720249584 assigned on June 2008. The practitioner's primary taxonomy code is 2080P0206X with license number A109985 (CA). The provider is registered as an individual and her NPI record was last updated 12 years ago.

NPI
1720249584
Provider Name
DR. JOANNA YEH MD
Gender
Female
Entity Type
Individual
Location Address
744 52ND ST OAKLAND, CA 94609
Location Phone
(510) 428-3058
Mailing Address
744 52ND ST OAKLAND, CA 94609
Mailing Phone
(510) 428-3058
Is Sole Proprietor?
Yes
Enumeration Date
06-24-2008
Last Update Date
08-04-2014
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A pediatrician like Joanna Yeh is a physician who has completed a pediatric residency and is board-certified or board-eligible in a pediatric specialty. Pediatric care providers are trained to care for newborns, infants, children and adolescents. A pediatrician could perform physical exams, manage vaccinations, monitor development milestones, diagnose illnesses, infections, injuries or other health problems, 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

Pediatrics Pediatric Gastroenterology

Taxonomy Code
2080P0206X
Type
Allopathic & Osteopathic Physicians
License No.
A109985
License State
CA
Taxonomy Description
A pediatrician who specializes in the diagnosis and treatment of diseases of the digestive systems of infants, children and adolescents. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using lighted scopes to see internal organs.

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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 1720249584, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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
7
Unchanged
Pos 3
2
Doubled → 4
Pos 4
0
Unchanged
Pos 5
2
Doubled → 4
Pos 6
4
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
5
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
4
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 2 → 4 9 → 18 → 9 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 4 + 0 + 4 + 4 + 1 + 8 + 5 + 1 + 6 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1720249584.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Otolaryngology (Pediatric Otolaryngology)
744 52ND ST, STE 4200
OAKLAND, CA 94609
Surgery (Pediatric Surgery)
744 52ND ST, SUITE 4100
OAKLAND, CA 94609
Specialist
744 52ND ST, STE 4200
OAKLAND, CA 94609
Nurse Practitioner (Pediatrics)
744 52ND ST, SUITE 5203
OAKLAND, CA 94609
Nurse Practitioner (Family)
744 52ND ST
OAKLAND, CA 94609
Neurological Surgery
744 52ND ST, 5TH FLOOR
OAKLAND, CA 94609
Surgery (Pediatric Surgery)
744 52ND ST, #4100
OAKLAND, CA 94609
Surgery (Pediatric Surgery)
744 52ND ST, 4100
OAKLAND, CA 94609
Otolaryngology (Plastic Surgery within the Head & Neck)
744 52ND ST, SUITE 4200
OAKLAND, CA 94609
Clinic/Center (Ambulatory Surgical)
744 52ND ST, MULTISPECIALTY CLINIC
OAKLAND, CA 94609
Specialist/Technologist (Athletic Trainer)
744 52ND ST
OAKLAND, CA 94609
Orthopaedic Surgery (Pediatric Orthopaedic Surgery)
744 52ND ST, OPC 1ST FLOOR, ORTHOPAEDICS CLINIC
OAKLAND, CA 94609
Pharmacy (Institutional Pharmacy)
744 52ND ST, SECOND FLOOR
OAKLAND, CA 94609
Specialist/Technologist (Athletic Trainer)
744 52ND ST, UCSF BENIOFF CHILDREN'S HOPSPITAL
OAKLAND, CA 94609
Nurse Practitioner (Family)
744 52ND ST
OAKLAND, CA 94609
Durable Medical Equipment & Medical Supplies (Customized Equipment)
744 52ND ST
OAKLAND, CA 94609
Pediatrics (Pediatric Cardiology)
744 52ND ST
OAKLAND, CA 94609
Nurse Practitioner (Pediatrics)
744 52ND ST
OAKLAND, CA 94609
Physical Therapist
744 52ND ST
OAKLAND, CA 94609
Registered Nurse (Diabetes Educator)
744 52ND ST
OAKLAND, CA 94609

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1720249584, enumerated as an "individual" on June 24, 2008.

The provider is located at 744 52ND ST OAKLAND, CA 94609 and the phone number is (510) 428-3058.

Pediatrics with taxonomy code 2080P0206X and a focus in Pediatric Gastroenterology.