DR. GLENN HOWARD PERELSON M.D.
NPI 1972506970
Internal Medicine - Cardiovascular Disease in Chula Vista, CA

NPI Status: Active since May 23, 2005

Contact Information

740 BAY BLVD
CHULA VISTA, CA
ZIP 91910
Phone: (619) 498-6423

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  • Individual
  • Male
  • Internal Medicine
  • Cardiovascular Disease

About GLENN PERELSON

This page provides the complete NPI Profile along with additional information for Glenn Perelson, an internist established in Chula Vista, California with a medical specialization in Internal Medicine, focusing in cardiovascular disease . The healthcare provider is registered in the NPI registry with number 1972506970 assigned on May 2005. The practitioner's primary taxonomy code is 207RC0000X with license number G63071 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1972506970
Provider Name
DR. GLENN HOWARD PERELSON M.D.
Gender
Male
Entity Type
Individual
Location Address
740 BAY BLVD CHULA VISTA, CA 91910
Location Phone
(619) 498-6423
Mailing Address
PO BOX 606 SPRING VALLEY, CA 91976
Mailing Phone
(619) 460-3109
Is Sole Proprietor?
Yes
Enumeration Date
05-23-2005
Last Update Date
07-08-2007
Code Navigator

An internist like Glenn Perelson 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.
G63071
License State
CA
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 1972506970, 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 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
9
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
2
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
0
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
9
Unchanged
Pos 9
7
Doubled → 14 → 1 + 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 7 → 14 → 5 5 → 10 → 1 6 → 12 → 3 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 4 + 2 + 1 + 0 + 0 + 1 + 2 + 9 + 1 + 4 + 24 = 60

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

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

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1972506970.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1972506970, enumerated as an "individual" on May 23, 2005.

The provider is located at 740 BAY BLVD CHULA VISTA, CA 91910 and the phone number is (619) 498-6423.

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