NATHAN ALYESH MD INC
NPI 1821500380
General Acute Care Hospital in Tarzana, CA

NPI Status: Active since October 24, 2017

Contact Information

18321 CLARK ST
TARZANA, CA
ZIP 91356
Phone: (818) 881-0800

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  • Organization
  • General Acute Care Hospital

About NATHAN ALYESH MD INC

This page provides the complete NPI Profile along with additional information for Nathan Alyesh Md Inc, a provider established in Tarzana, California operating as a General Acute Care Hospital. The healthcare provider is registered in the NPI registry with number 1821500380 assigned on October 2017. The practitioner's primary taxonomy code is 282N00000X. The provider is registered as an organization and their NPI record was last updated 7 years ago. The authorized official of this NPI record is Nathan Alyesh (President)

NPI
1821500380
Provider Name
NATHAN ALYESH MD INC
Entity Type
Organization
Location Address
18321 CLARK ST TARZANA, CA 91356
Location Phone
(818) 881-0800
Mailing Address
18321 CLARK ST TARZANA, CA 91356
Mailing Phone
(818) 881-0800
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
10-24-2017
Last Update Date
05-16-2019
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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

General Acute Care Hospital

Taxonomy Code
282N00000X
Type
Hospitals
Taxonomy Description
An acute general hospital is an institution whose primary function is to provide inpatient diagnostic and therapeutic services for a variety of medical conditions, both surgical and non-surgical, to a wide population group. The hospital treats patients in an acute phase of illness or injury, characterized by a single episode or a fairly short duration, from which the patient returns to his or her normal or previous level of activity.

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

NATHAN ALYESH

Authorized Official Title
PRESIDENT
Authorized Official Phone
(818) 881-0800

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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 1821500380, 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 50. The final step is to find the difference between that total and the next multiple of ten (50 - 50 = 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
8
Unchanged
Pos 3
2
Doubled → 4
Pos 4
1
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
0
Unchanged
Pos 7
0
Doubled → 0
Pos 8
3
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 2 → 4 5 → 10 → 1 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 + 8 + 4 + 1 + 1 + 0 + 0 + 0 + 3 + 1 + 6 + 24 = 50

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

The next multiple of ten after 50 is 50. The difference is the calculated check digit.

50 - 50 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1821500380.

Other Providers at the Same Location


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

Nurse Practitioner (Neonatal)
18321 CLARK ST
TARZANA, CA 91356
Pediatrics
18321 CLARK ST
TARZANA, CA 91356
Pediatrics (Neonatal-Perinatal Medicine)
18321 CLARK ST
TARZANA, CA 91356
Emergency Medicine
18321 CLARK ST
TARZANA, CA 91356
Emergency Medicine
18321 CLARK ST
TARZANA, CA 91356
Radiology (Diagnostic Radiology)
18321 CLARK ST
TARZANA, CA 91356
Emergency Medicine
18321 CLARK ST
TARZANA, CA 91356
Emergency Medicine
18321 CLARK ST
TARZANA, CA 91356
Emergency Medicine
18321 CLARK ST
TARZANA, CA 91356
Emergency Medicine
18321 CLARK ST
TARZANA, CA 91356
Emergency Medicine
18321 CLARK ST
TARZANA, CA 91356
Emergency Medicine
18321 CLARK ST
TARZANA, CA 91356
Anesthesiology
18321 CLARK ST
TARZANA, CA 91356
Anesthesiology
18321 CLARK ST
TARZANA, CA 91356
Anesthesiology
18321 CLARK ST
TARZANA, CA 91356
Anesthesiology
18321 CLARK ST
TARZANA, CA 91356
Anesthesiology
18321 CLARK ST
TARZANA, CA 91356
Anesthesiology
18321 CLARK ST
TARZANA, CA 91356
Anesthesiology
18321 CLARK ST
TARZANA, CA 91356
Emergency Medicine
18321 CLARK ST
TARZANA, CA 91356

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821500380, enumerated as an "organization" on October 24, 2017.

The provider is located at 18321 CLARK ST TARZANA, CA 91356 and the phone number is (818) 881-0800.

General Acute Care Hospital with taxonomy code 282N00000X.