DR. GLEN ANDREW THOMAZIN D.O.
NPI 1891903928
Family Medicine - Hospice and Palliative Medicine in Loma Linda, CA

NPI Status: Active since May 21, 2007

Contact Information

11234 ANDERSON ST
LLUMC HOUSE STAFF OFFICE CP 21005,
LOMA LINDA, CA
ZIP 92354
Phone: (909) 558-4918

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  • Individual
  • Male
  • Family Medicine
  • Hospice and Palliative Medicine

About GLEN THOMAZIN

This page provides the complete NPI Profile along with additional information for Glen Thomazin, a provider established in Loma Linda, California with a medical specialization in Family Medicine, focusing in hospice and palliative medicine . The healthcare provider is registered in the NPI registry with number 1891903928 assigned on May 2007. The practitioner's primary taxonomy code is 207QH0002X with license number 20A9110 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1891903928
Provider Name
DR. GLEN ANDREW THOMAZIN D.O.
Gender
Male
Entity Type
Individual
Location Address
11234 ANDERSON ST LLUMC HOUSE STAFF OFFICE CP 21005, LOMA LINDA, CA 92354
Location Phone
(909) 558-4918
Mailing Address
11234 ANDERSON ST LLUMC HOUSE STAFF OFFICE CP 21005, LOMA LINDA, CA 92354
Is Sole Proprietor?
No
Enumeration Date
05-21-2007
Last Update Date
09-11-2025
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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

Family Medicine Hospice and Palliative Medicine

Taxonomy Code
207QH0002X
Type
Allopathic & Osteopathic Physicians
License No.
20A9110
License State
CA
Taxonomy Description
A family medicine physician with special knowledge and skills to prevent and relieve the suffering experienced by patients with life-limiting illnesses. This specialist works with an interdisciplinary hospice or palliative care team to maximize quality of life while addressing physical, psychological, social and spiritual needs of both patient and family throughout the course of the disease, through the dying process, and beyond for the family. This specialist has expertise in the assessment of patients with advanced disease; the relief of distressing symptoms; the coordination of interdisciplinary patient and family-centered care in diverse venues; the use of specialized care systems including hospice; the management of the imminently dying patient; and legal and ethical decision making in end-of-life care.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
12083P0901XAllopathic & Osteopathic Physicians

Preventive Medicine
Public Health & General Preventive Medicine

20A9110 (CA)

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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 1891903928, 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 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
8
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
0
Unchanged
Pos 7
3
Doubled → 6
Pos 8
9
Unchanged
Pos 9
2
Doubled → 4
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 9 → 18 → 9 9 → 18 → 9 3 → 6 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 8 + 1 + 1 + 8 + 0 + 6 + 9 + 4 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1891903928.

Other Providers at the Same Location


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

Physician Assistant (Surgical)
11234 ANDERSON ST, RM 2562B
LOMA LINDA, CA 92354
Pediatrics (Pediatric Emergency Medicine)
11234 ANDERSON ST, A 108
LOMA LINDA, CA 92354
Radiology (Radiation Oncology)
11234 ANDERSON ST, SUITE B-121
LOMA LINDA, CA 92354
Nurse Practitioner (Pediatrics)
11234 ANDERSON ST
LOMA LINDA, CA 92354
Nurse Practitioner (Pediatrics)
11234 ANDERSON ST, MC 5700H
LOMA LINDA, CA 92354
Internal Medicine (Cardiovascular Disease)
11234 ANDERSON ST
LOMA LINDA, CA 92354
Nurse Practitioner
11234 ANDERSON ST, ROOM 6700H
LOMA LINDA, CA 92354
Anesthesiology
11234 ANDERSON ST
LOMA LINDA, CA 92354
Internal Medicine
11234 ANDERSON ST, STE.1405
LOMA LINDA, CA 92354
Emergency Medicine
11234 ANDERSON ST, A 108
LOMA LINDA, CA 92354
Radiology (Diagnostic Radiology)
11234 ANDERSON ST
LOMA LINDA, CA 92354
Radiology (Diagnostic Radiology)
11234 ANDERSON ST
LOMA LINDA, CA 92354
Emergency Medicine
11234 ANDERSON ST
LOMA LINDA, CA 92354
Anesthesiology
11234 ANDERSON ST
LOMA LINDA, CA 92354
Nurse Practitioner
11234 ANDERSON ST
LOMA LINDA, CA 92354
Licensed Practical Nurse
11234 ANDERSON ST
LOMA LINDA, CA 92354
Pediatrics
11234 ANDERSON ST, LOMA LINDA UNIVERSITY MEDICAL CENTER
LOMA LINDA, CA 92354
Clinical Nurse Specialist
11234 ANDERSON ST, STE.1405
LOMA LINDA, CA 92354
Radiology (Diagnostic Radiology)
11234 ANDERSON ST
LOMA LINDA, CA 92354
Radiology (Diagnostic Radiology)
11234 ANDERSON ST
LOMA LINDA, CA 92354

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891903928, enumerated as an "individual" on May 21, 2007.

The provider is located at 11234 ANDERSON ST LLUMC HOUSE STAFF OFFICE CP 21005, LOMA LINDA, CA 92354 and the phone number is (909) 558-4918.

Family Medicine with taxonomy code 207QH0002X and a focus in Hospice and Palliative Medicine.