AMY QUYNHANH TRAN DO
NPI 1104446368
Internal Medicine - Pulmonary Disease in Loma Linda, CA

NPI Status: Active since April 17, 2020

Contact Information

11234 ANDERSON ST
LOMA LINDA, CA
ZIP 92350
Phone: (909) 558-4000

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  • Individual
  • Female
  • Internal Medicine
  • Pulmonary Disease

About AMY TRAN

This page provides the complete NPI Profile along with additional information for Amy Tran, an internist established in Loma Linda, California with a medical specialization in Internal Medicine, focusing in pulmonary disease . The healthcare provider is registered in the NPI registry with number 1104446368 assigned on April 2020. The practitioner's primary taxonomy code is 207RP1001X with license number 20A20877 (CA). The provider is registered as an individual and her NPI record was last updated April 2026.

NPI
1104446368
Provider Name
AMY QUYNHANH TRAN DO
Gender
Female
Entity Type
Individual
Location Address
11234 ANDERSON ST LOMA LINDA, CA 92350
Location Phone
(909) 558-4000
Mailing Address
24887 TAYLOR ST STE 202 LOMA LINDA, CA 92350
Mailing Phone
(909) 558-6131
Is Sole Proprietor?
No
Enumeration Date
04-17-2020
Last Update Date
04-06-2026
Code Navigator

An internist like Amy Tran 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 Pulmonary Disease

Taxonomy Code
207RP1001X
Type
Allopathic & Osteopathic Physicians
License No.
20A20877
License State
CA
Taxonomy Description
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

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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 1104446368, 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 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
1
Unchanged
Pos 3
0
Doubled → 0
Pos 4
4
Unchanged
Pos 5
4
Doubled → 8
Pos 6
4
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
3
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
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 0 → 0 4 → 8 6 → 12 → 3 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 0 + 4 + 8 + 4 + 1 + 2 + 3 + 1 + 2 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1104446368.

Other Providers at the Same Location


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

Internal Medicine
11234 ANDERSON ST
LOMA LINDA, CA 92350
Nurse Anesthetist, Certified Registered
11234 ANDERSON ST
LOMA LINDA, CA 92350
Nurse Anesthetist, Certified Registered
11234 ANDERSON ST, RM A504
LOMA LINDA, CA 92350
Pediatrics
11234 ANDERSON ST, LOMA LINDA UNIVERSITY MEDICAL CENTER, PEDIATRICS
LOMA LINDA, CA 92350
Nurse Anesthetist, Certified Registered
11234 ANDERSON ST
LOMA LINDA, CA 92350
Student in an Organized Health Care Education/Training Program
11234 ANDERSON ST
LOMA LINDA, CA 92350
Neurological Surgery
11234 ANDERSON ST
LOMA LINDA, CA 92350
Anesthesiology (Critical Care Medicine)
11234 ANDERSON ST
LOMA LINDA, CA 92350
Surgery (Pediatric Surgery)
11234 ANDERSON ST
LOMA LINDA, CA 92350
Pediatrics
11234 ANDERSON ST
LOMA LINDA, CA 92350
Radiology (Radiation Oncology)
11234 ANDERSON ST
LOMA LINDA, CA 92350
Pediatrics (Neonatal-Perinatal Medicine)
11234 ANDERSON ST
LOMA LINDA, CA 92350
Physician Assistant (Medical)
11234 ANDERSON ST
LOMA LINDA, CA 92350
Physician Assistant
11234 ANDERSON ST
LOMA LINDA, CA 92350
Orthopaedic Surgery
11234 ANDERSON ST
LOMA LINDA, CA 92350
Student in an Organized Health Care Education/Training Program
11234 ANDERSON ST
LOMA LINDA, CA 92350
Radiology (Diagnostic Radiology)
11234 ANDERSON ST
LOMA LINDA, CA 92350
Internal Medicine (Hematology & Oncology)
11234 ANDERSON ST
LOMA LINDA, CA 92350
Otolaryngology (Pediatric Otolaryngology)
11234 ANDERSON ST
LOMA LINDA, CA 92350
Student in an Organized Health Care Education/Training Program
11234 ANDERSON ST
LOMA LINDA, CA 92350

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104446368, enumerated as an "individual" on April 17, 2020.

The provider is located at 11234 ANDERSON ST LOMA LINDA, CA 92350 and the phone number is (909) 558-4000.

Internal Medicine with taxonomy code 207RP1001X and a focus in Pulmonary Disease.