ETHAN REED SIEGEL DO
NPI 1083355473
Psychiatry & Neurology - Psychiatry in Philadelphia, PA

NPI Status: Active since April 07, 2022

Contact Information

833 CHESTNUT ST STE 210
PHILADELPHIA, PA
ZIP 19107
Phone: (215) 955-8420
Fax: (215) 503-0429

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

Individual
Male
Psychiatry & Neurology
Psychiatry

About ETHAN SIEGEL

This page provides the complete NPI Profile along with additional information for Ethan Siegel, a provider established in Philadelphia, Pennsylvania with a medical specialization in Psychiatry & Neurology, focusing in psychiatry . The healthcare provider is registered in the NPI registry with number 1083355473 assigned on April 2022. The practitioner's primary taxonomy code is 2084P0800X with license number M (PA). The provider is registered as an individual and his NPI record was last updated 4 years ago.

NPI: 1083355473
Provider Name: ETHAN REED SIEGEL DO
Gender: Male
Entity Type: Individual
Location Address: 833 CHESTNUT ST STE 210 PHILADELPHIA, PA 19107
Location Phone: (215) 955-8420
Location Fax: (215) 503-0429
Mailing Address: 833 CHESTNUT ST STE 210 PHILADELPHIA, PA 19107
Mailing Phone: (215) 955-5638
Mailing Fax: (215) 503-0429
Is Sole Proprietor?: No
Enumeration Date: 04-07-2022
Last Update Date: 04-07-2022
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A psychiatrist like Ethan Siegel are primary mental health physicians diagnose and treat mental illnesses through psychotherapy, psychoanalysis, hospitalization and medication. Psychiatrist help patients find solutions through changes in their behavioral patterns, explorations of experiences, group and family therapy.

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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: Psychiatry & Neurology Psychiatry
Taxonomy Code: 2084P0800X
Type: Allopathic & Osteopathic Physicians
License No.: M
License State: PA
Taxonomy Description: A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

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 1083355473, 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 16 → 1 + 6

Pos 4

Unchanged

Pos 5

Doubled → 6

Pos 6

Unchanged

Pos 7

Doubled → 10 → 1 + 0

Pos 8

Unchanged

Pos 9

Doubled → 14 → 1 + 4

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 8 → 16 → 7 3 → 6 5 → 10 → 1 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 6 + 3 + 6 + 5 + 1 + 0 + 4 + 1 + 4 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3

This NPI is valid

The calculated check digit is 3, which matches the last digit of 1083355473.