TINA DOAN
NPI 1851267876
Pharmacist - Pharmacotherapy in Torrance, CA

NPI Status: Active since October 15, 2025

Contact Information

1000 W CARSON ST
TORRANCE, CA
ZIP 90502
Phone: (424) 306-7479

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  • Individual
  • Female
  • Pharmacist
  • Pharmacotherapy

About TINA DOAN

This page provides the complete NPI Profile along with additional information for Tina Doan, a provider established in Torrance, California with a medical specialization in Pharmacist, focusing in pharmacotherapy . The healthcare provider is registered in the NPI registry with number 1851267876 assigned on October 2025. The practitioner's primary taxonomy code is 1835P1200X with license number 45835 (CA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1851267876
Provider Name
TINA DOAN
Gender
Female
Entity Type
Individual
Location Address
1000 W CARSON ST TORRANCE, CA 90502
Location Phone
(424) 306-7479
Mailing Address
14792 MONROE ST MIDWAY CITY, CA 92655
Is Sole Proprietor?
No
Enumeration Date
10-15-2025
Last Update Date
10-15-2025
Code Navigator

A pharmacist like Tina Doan fills prescription medications, verifying instructions from physicians and offers expertise in the safe use of prescriptions. Pharmacists instruct patients on how to take a prescribed medicine and educate patients about potential side effects. Pharmacists might also conduct health and wellness screenings, provide immunizations, oversee the medications given to patients, and provide advice on healthy lifestyles.

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

Pharmacist Pharmacotherapy

Taxonomy Code
1835P1200X
Type
Pharmacy Service Providers
License No.
45835
License State
CA
Taxonomy Description
A licensed pharmacist who has demonstrated specialized knowledge and skill in optimizing pharmacotherapeutic care of patients, by developing, implementing, monitoring, and modifying complex treatment plans, providing advanced level education and consultation, and collaborating with other health professionals in the management of therapy.

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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 1851267876, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
8
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
1
Unchanged
Pos 5
2
Doubled → 4
Pos 6
6
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
8
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
6
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 5 → 10 → 1 2 → 4 7 → 14 → 5 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 0 + 1 + 4 + 6 + 1 + 4 + 8 + 1 + 4 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1851267876.

Other Providers at the Same Location


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

Thoracic Surgery (Cardiothoracic Vascular Surgery)
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TORRANCE, CA 90502
Pediatrics (Pediatric Critical Care Medicine)
1000 W CARSON ST, BOX 491
TORRANCE, CA 90502
Psychiatry & Neurology (Psychiatry)
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TORRANCE, CA 90502
Family Medicine
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TORRANCE, CA 90502
General Acute Care Hospital
1000 W CARSON ST
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General Acute Care Hospital
1000 W CARSON ST
TORRANCE, CA 90502
General Acute Care Hospital
1000 W CARSON ST
TORRANCE, CA 90502
General Acute Care Hospital
1000 W CARSON ST
TORRANCE, CA 90502
General Acute Care Hospital
1000 W CARSON ST
TORRANCE, CA 90502
General Acute Care Hospital
1000 W CARSON ST
TORRANCE, CA 90502
General Acute Care Hospital
1000 W CARSON ST
TORRANCE, CA 90502
General Acute Care Hospital
1000 W CARSON ST
TORRANCE, CA 90502
General Acute Care Hospital
1000 W CARSON ST
TORRANCE, CA 90502
General Acute Care Hospital
1000 W CARSON ST
TORRANCE, CA 90502
General Acute Care Hospital
1000 W CARSON ST
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Anesthesiology
1000 W CARSON ST, BOX 480
TORRANCE, CA 90502
Internal Medicine (Gastroenterology)
1000 W CARSON ST, N-21
TORRANCE, CA 90502
Anesthesiology
1000 W CARSON ST, DEPT OF ANESTHESIOLOGY, BOX 10
TORRANCE, CA 90502
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1000 W CARSON ST
TORRANCE, CA 90502
Internal Medicine (Nephrology)
1000 W CARSON ST, BOX 480
TORRANCE, CA 90502

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1851267876, enumerated as an "individual" on October 15, 2025.

The provider is located at 1000 W CARSON ST TORRANCE, CA 90502 and the phone number is (424) 306-7479.

Pharmacist with taxonomy code 1835P1200X and a focus in Pharmacotherapy.