DR. GARY MERLE WERNICK MD
NPI 1033189808
Internal Medicine - Gastroenterology in Redlands, CA

NPI Status: Active since January 25, 2006

Contact Information

10408 INDUSTRIAL CIR
REDLANDS, CA
ZIP 92374
Phone: (909) 796-7803
Fax: (909) 255-7291

NPI Profile Information
Primary Taxonomy
Insurance Plans Accepted
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Internal Medicine
Gastroenterology

About GARY WERNICK

This page provides the complete NPI Profile along with additional information for Gary Wernick, an internist established in Redlands, California with a medical specialization in Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1033189808 assigned on January 2006. The practitioner's primary taxonomy code is 207RG0100X with license number G35936 (CA). The provider is registered as an individual and his NPI record was last updated 11 years ago.

NPI: 1033189808
Provider Name: DR. GARY MERLE WERNICK MD
Gender: Male
Entity Type: Individual
Location Address: 10408 INDUSTRIAL CIR REDLANDS, CA 92374
Location Phone: (909) 796-7803
Location Fax: (909) 255-7291
Mailing Address: 10408 INDUSTRIAL CIR REDLANDS, CA 92374
Mailing Phone: (909) 796-7803
Mailing Fax: (909) 255-7291
Is Sole Proprietor?: No
Enumeration Date: 01-25-2006
Last Update Date: 03-18-2015
Code Navigator

An internist like Gary Wernick 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 Gastroenterology
Taxonomy Code: 207RG0100X
Type: Allopathic & Osteopathic Physicians
License No.: G35936
License State: CA
Taxonomy Description: An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Medicare

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Medicaid

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier	Type / Code	Identifier State
A46524	MEDICARE UPIN (02)	CA
00G359360	MEDICARE PIN (08)	CA
00G359360	MEDICAID (05)	CA
00G359361	MEDICARE PIN (08)	CA

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 1033189808, 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 6

Pos 4

Unchanged

Pos 5

Doubled → 2

Pos 6

Unchanged

Pos 7

Doubled → 18 → 1 + 8

Pos 8

Unchanged

Pos 9

Doubled → 0

Check

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 3 → 6 1 → 2 9 → 18 → 9 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 6 + 3 + 2 + 8 + 1 + 8 + 8 + 0 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8

This NPI is valid

The calculated check digit is 8, which matches the last digit of 1033189808.