ADAM JEFFREY FRIEDANT DO
NPI 1154051720
Psychiatry & Neurology - Neuromuscular Medicine in Philadelphia, PA

NPI Status: Active since June 15, 2022

Contact Information

1101 CHESTNUT ST FL 10
PHILADELPHIA, PA
ZIP 19107
Phone: (215) 955-1234

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  • Individual
  • Male
  • Psychiatry & Neurology
  • Neuromuscular Medicine

About ADAM FRIEDANT

This page provides the complete NPI Profile along with additional information for Adam Friedant, a provider established in Philadelphia, Pennsylvania with a medical specialization in Psychiatry & Neurology, focusing in neuromuscular medicine . The healthcare provider is registered in the NPI registry with number 1154051720 assigned on June 2022. The practitioner's primary taxonomy code is 2084N0008X with license number HS000240L (PA). The provider is registered as an individual and his NPI record was last updated June 2026.

NPI
1154051720
Provider Name
ADAM JEFFREY FRIEDANT DO
Gender
Male
Entity Type
Individual
Location Address
1101 CHESTNUT ST FL 10 PHILADELPHIA, PA 19107
Location Phone
(215) 955-1234
Mailing Address
1101 CHESTNUT ST FL 10 PHILADELPHIA, PA 19107
Is Sole Proprietor?
No
Enumeration Date
06-15-2022
Last Update Date
06-12-2026
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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 Neuromuscular Medicine

Taxonomy Code
2084N0008X
Type
Allopathic & Osteopathic Physicians
License No.
HS000240L
License State
PA
Taxonomy Description
A neurologist or child neurologist who specializes in the diagnosis and management of disorders of nerve, muscle or neuromuscular junction, including amyotrophic lateral sclerosis, peripheral neuropathies (e.g., diabetic and immune mediated neuropathies), various muscular dystrophies, congenital and acquired myopathies, inflammatory myopathies (e.g., polymyositis, inclusion body myositis) and neuromuscular transmission disorders (e.g., myasthenia gravis, Lambert-Eaton myasthenic syndrome).

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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 1154051720, 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
1
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
4
Unchanged
Pos 5
0
Doubled → 0
Pos 6
5
Unchanged
Pos 7
1
Doubled → 2
Pos 8
7
Unchanged
Pos 9
2
Doubled → 4
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 5 → 10 → 1 0 → 0 1 → 2 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 0 + 4 + 0 + 5 + 2 + 7 + 4 + 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 1154051720.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Psychiatry & Neurology (Neurology)
1101 CHESTNUT ST FL 10
PHILADELPHIA, PA 19107
Psychiatry & Neurology (Neurology)
1101 CHESTNUT ST FL 10
PHILADELPHIA, PA 19107
Psychiatry & Neurology (Neurology)
1101 CHESTNUT ST FL 10
PHILADELPHIA, PA 19107
Neurological Surgery
1101 CHESTNUT ST FL 10
PHILADELPHIA, PA 19107
Nurse Practitioner
1101 CHESTNUT ST FL 10
PHILADELPHIA, PA 19107
Psychiatry & Neurology (Neurology)
1101 CHESTNUT ST FL 10
PHILADELPHIA, PA 19107
Psychiatry & Neurology (Neurology)
1101 CHESTNUT ST FL 10
PHILADELPHIA, PA 19107

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1154051720, enumerated as an "individual" on June 15, 2022.

The provider is located at 1101 CHESTNUT ST FL 10 PHILADELPHIA, PA 19107 and the phone number is (215) 955-1234.

Psychiatry & Neurology with taxonomy code 2084N0008X and a focus in Neuromuscular Medicine.