DR. ROBERT GILCHICK M.D., M.P.H.
NPI 1649449190
Preventive Medicine - Public Health & General Preventive Medicine in Los Angeles, CA

NPI Status: Active since February 28, 2008

Contact Information

600 S COMMONWEALTH AVE
STE. 800
LOS ANGELES, CA
ZIP 90005
Phone: (213) 639-6406
Fax: (213) 639-1034

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  • Individual
  • Male
  • Preventive Medicine
  • Public Health & General Preventive Medic...

About ROBERT GILCHICK

This page provides the complete NPI Profile along with additional information for Robert Gilchick, a provider established in Los Angeles, California with a medical specialization in Preventive Medicine, focusing in public health & general preventive medicine . The healthcare provider is registered in the NPI registry with number 1649449190 assigned on February 2008. The practitioner's primary taxonomy code is 2083P0901X with license number G75123 (CA). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1649449190
Provider Name
DR. ROBERT GILCHICK M.D., M.P.H.
Gender
Male
Entity Type
Individual
Location Address
600 S COMMONWEALTH AVE STE. 800 LOS ANGELES, CA 90005
Location Phone
(213) 639-6406
Location Fax
(213) 639-1034
Mailing Address
600 S. COMMONWEATLH AVE. STE. 800 LOS ANGELES, CA 90005
Mailing Phone
(213) 639-6406
Mailing Fax
(213) 639-1034
Is Sole Proprietor?
No
Enumeration Date
02-28-2008
Last Update Date
02-28-2008
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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

Preventive Medicine Public Health & General Preventive Medicine

Taxonomy Code
2083P0901X
Type
Allopathic & Osteopathic Physicians
License No.
G75123
License State
CA
Taxonomy Description
Public health and general preventive medicine focuses on promoting health, preventing disease, and managing the health of communities and defined populations. These practitioners combine population-based public health skills with knowledge of primary, secondary, and tertiary prevention-oriented clinical practice in a wide variety of settings.

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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 1649449190, we treat the final digit (0) 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 80. The final step is to find the difference between that total and the next multiple of ten (80 - 80 = 0).

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
4
Doubled → 8
Pos 4
9
Unchanged
Pos 5
4
Doubled → 8
Pos 6
4
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
1
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
0
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 4 → 8 4 → 8 9 → 18 → 9 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 8 + 9 + 8 + 4 + 1 + 8 + 1 + 1 + 8 + 24 = 80

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

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

80 - 80 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1649449190.

Other Providers at the Same Location


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

Registered Nurse (Case Management)
600 S COMMONWEALTH AVE, # 800
LOS ANGELES, CA 90005
Registered Nurse (Case Management)
600 S COMMONWEALTH AVE, #800
LOS ANGELES, CA 90005
Case Manager/Care Coordinator
600 S COMMONWEALTH AVE, 2ND FLOOR
LOS ANGELES, CA 90005
Social Worker (Clinical)
600 S COMMONWEALTH AVE, 2ND FLOOR
LOS ANGELES, CA 90005
Registered Nurse (Case Management)
600 S COMMONWEALTH AVE
LOS ANGELES, CA 90005
Registered Nurse (Case Management)
600 S COMMONWEALTH AVE
LOS ANGELES, CA 90005
Registered Nurse (Case Management)
600 S COMMONWEALTH AVE, SUITE 800
LOS ANGELES, CA 90005
Registered Nurse (Case Management)
600 S COMMONWEALTH AVE
LOS ANGELES, CA 90005
Registered Nurse (Case Management)
600 S COMMONWEALTH AVE, 800
LOS ANGELES, CA 90005
Registered Nurse (Case Management)
600 S COMMONWEALTH AVE, SUITE 800 NFP-LA PROGRAM
LOS ANGELES, CA 90005
Counselor (Mental Health)
600 S COMMONWEALTH AVE, 6TH FLOOR
LOS ANGELES, CA 90005
Psychologist (Clinical)
600 S COMMONWEALTH AVE
LOS ANGELES, CA 90005
Social Worker (Clinical)
600 S COMMONWEALTH AVE, 6TH FL
LOS ANGELES, CA 90005
Case Manager/Care Coordinator
600 S COMMONWEALTH AVE
LOS ANGELES, CA 90005
Community/Behavioral Health
600 S COMMONWEALTH AVE, 6TH FLOOR
LOS ANGELES, CA 90005
Registered Nurse (Case Management)
600 S COMMONWEALTH AVE, #800
LOS ANGELES, CA 90005
Social Worker (Clinical)
600 S COMMONWEALTH AVE, 6TH FLOOR
LOS ANGELES, CA 90005
Case Manager/Care Coordinator
600 S COMMONWEALTH AVE
LOS ANGELES, CA 90005
Case Manager/Care Coordinator
600 S COMMONWEALTH AVE, 2ND FLOOR
LOS ANGELES, CA 90005
Community Health Worker
600 S COMMONWEALTH AVE, SUITE 201
LOS ANGELES, CA 90005

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1649449190, enumerated as an "individual" on February 28, 2008.

The provider is located at 600 S COMMONWEALTH AVE STE. 800 LOS ANGELES, CA 90005 and the phone number is (213) 639-6406.

Preventive Medicine with taxonomy code 2083P0901X and a focus in Public Health & General Preventive Medicine.