Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

EVAN HYUN-JIN CHUNG MD INC
NPI 1619840683
Pain Medicine - Interventional Pain Medicine in Loma Linda, CA

Active since September 25, 2025
25333 BARTON RD, LOMA LINDA, CA 92350(909) 825-8601 Get Directions Write a Review

NPPES record last updated: July 4, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jan 19, 2026, Dec 26, 2025 (2 updates tracked since 2025).

  • Organization
  • Pain Medicine
  • Interventional Pain Medicine

About EVAN HYUN-JIN CHUNG MD INC

This page provides the complete NPI Profile along with additional information for Evan Hyun-jin Chung Md Inc, a provider established in Loma Linda, California operating as a Pain Medicine, focusing in interventional pain medicine . The healthcare provider is registered in the NPI registry with number 1619840683 assigned on September 2025. The practitioner's primary taxonomy code is 208VP0014X. The provider is registered as an organization and their NPI record was last updated July 2026. Evan Hyun-jin Chung Md Inc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Evan Chung Md (Owner)

NPI
1619840683
Provider Name
EVAN HYUN-JIN CHUNG MD INC
Entity Type
Organization
Location Address
25333 BARTON RD LOMA LINDA, CA 92350
Location Phone
(909) 825-8601
Mailing Address
24430 LAWTON AVE LOMA LINDA, CA 92354
Mailing Phone
(949) 988-9034
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-25-2025
Last Update Date
07-04-2026
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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

Pain Medicine Interventional Pain Medicine

Taxonomy Code
208VP0014X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
Interventional Pain Medicine is the discipline of medicine devoted to the diagnosis and treatment of pain and related disorders principally with the application of interventional techniques in managing subacute, chronic, persistent, and intractable pain, independently or in conjunction with other modalities of treatment.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

EVAN CHUNG MD

Authorized Official Title
OWNER
Authorized Official Phone
(949) 988-9034

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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 1619840683, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 2 + 9 + 1 + 6 + 4 + 0 + 6 + 1 + 6 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1619840683.

Other Providers at the Same Location


The following 13 providers are registered at the same or a nearby location.

Family Medicine
25333 BARTON RD
LOMA LINDA, CA 92350
Family Medicine
25333 BARTON RD
LOMA LINDA, CA 92350
Family Medicine
25333 BARTON RD
LOMA LINDA, CA 92350
Physician Assistant
25333 BARTON RD
LOMA LINDA, CA 92350
Internal Medicine (Gastroenterology)
25333 BARTON RD
LOMA LINDA, CA 92350
Physician Assistant
25333 BARTON RD
LOMA LINDA, CA 92350
Physical Medicine & Rehabilitation
25333 BARTON RD
LOMA LINDA, CA 92350
Clinic/Center (Physical Therapy)
25333 BARTON RD
LOMA LINDA, CA 92350
Physical Therapist
25333 BARTON RD
LOMA LINDA, CA 92350
Family Medicine (Addiction Medicine)
25333 BARTON RD
LOMA LINDA, CA 92350
Pharmacist
25333 BARTON RD
LOMA LINDA, CA 92350
Physician Assistant
25333 BARTON RD
LOMA LINDA, CA 92350
Rehabilitation Unit
25333 BARTON RD
LOMA LINDA, CA 92350

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1619840683, enumerated as an "organization" on September 25, 2025.

The provider is located at 25333 BARTON RD LOMA LINDA, CA 92350 and the phone number is (909) 825-8601.

Pain Medicine with taxonomy code 208VP0014X and a focus in Interventional Pain Medicine.