LUKE KIEFER MD
NPI 1346821238
Psychiatry & Neurology - Neuromuscular Medicine in New York, NY
NPI Status: Active since April 21, 2021
Contact Information
1468 MADISON AVE FL 2
NEW YORK, NY
ZIP 10029
Phone: (310) 850-5579
- Individual
- Male
- Psychiatry & Neurology
- Neuromuscular Medicine
About LUKE KIEFER
This page provides the complete NPI Profile along with additional information for Luke Kiefer, a provider established in New York, New York with a medical specialization in Psychiatry & Neurology, focusing in neuromuscular medicine . The healthcare provider is registered in the NPI registry with number 1346821238 assigned on April 2021. The practitioner's primary taxonomy code is 2084N0008X with license number 336891 (NY). The provider is registered as an individual and his NPI record was last updated April 2026.
- NPI
- 1346821238
- Provider Name
- LUKE KIEFER MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1468 MADISON AVE FL 2 NEW YORK, NY 10029
- Location Phone
- (310) 850-5579
- Mailing Address
- 1468 MADISON AVE FL 2 NEW YORK, NY 10029
- Mailing Phone
- (310) 850-5579
- Is Sole Proprietor?
- No
- Enumeration Date
- 04-21-2021
- Last Update Date
- 04-14-2026
- Code Navigator
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
Psychiatry & Neurology Neuromuscular Medicine
- Taxonomy Code
- 2084N0008X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 336891
- License State
- NY
- 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 1346821238, 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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
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.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1346821238, enumerated as an "individual" on April 21, 2021.
The provider is located at 1468 MADISON AVE FL 2 NEW YORK, NY 10029 and the phone number is (310) 850-5579.
Psychiatry & Neurology with taxonomy code 2084N0008X and a focus in Neuromuscular Medicine.
