DR. LAWRENCE J. COHN MD
NPI 1447251558
Internal Medicine - Cardiovascular Disease in New York, NY

NPI Status: Active since August 10, 2005

Contact Information

45 E 72ND ST
NEW YORK, NY
ZIP 10021
Phone: (212) 249-6633
Fax: (212) 249-6665

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  • Individual
  • Male
  • Internal Medicine
  • Cardiovascular Disease

About LAWRENCE COHN

This page provides the complete NPI Profile along with additional information for Lawrence Cohn, an internist established in New York, New York with a medical specialization in Internal Medicine, focusing in cardiovascular disease . The healthcare provider is registered in the NPI registry with number 1447251558 assigned on August 2005. The practitioner's primary taxonomy code is 207RC0000X with license number 089480 (NY). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1447251558
Provider Name
DR. LAWRENCE J. COHN MD
Gender
Male
Entity Type
Individual
Location Address
45 E 72ND ST NEW YORK, NY 10021
Location Phone
(212) 249-6633
Location Fax
(212) 249-6665
Mailing Address
45 E 72ND ST NEW YORK, NY 10021
Mailing Phone
(212) 249-6633
Mailing Fax
(212) 249-6665
Is Sole Proprietor?
Yes
Enumeration Date
08-10-2005
Last Update Date
01-25-2010
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An internist like Lawrence Cohn is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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

Internal Medicine Cardiovascular Disease

Taxonomy Code
207RC0000X
Type
Allopathic & Osteopathic Physicians
License No.
089480
License State
NY
Taxonomy Description
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

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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 1447251558, 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.

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

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 8 + 7 + 4 + 5 + 2 + 5 + 1 + 0 + 24 = 62

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.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1447251558.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Exclusive Provider Organization
45 E 72ND ST, 1A
NEW YORK, NY 10021
Specialist
45 E 72ND ST, APT. 11A
NEW YORK, NY 10021
Otolaryngology
45 E 72ND ST, SUITE 1A
NEW YORK, NY 10021
Psychoanalyst
45 E 72ND ST
NEW YORK, NY 10021

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1447251558, enumerated as an "individual" on August 10, 2005.

The provider is located at 45 E 72ND ST NEW YORK, NY 10021 and the phone number is (212) 249-6633.

Internal Medicine with taxonomy code 207RC0000X and a focus in Cardiovascular Disease.