DR. DAVID GEORGE JARRETT M.D.
NPI 1639353154
Emergency Medicine in Washington, DC

NPI Status: Active since December 19, 2007

Contact Information

OSA FOR CHEMICAL & BIOLOGICAL DEFENSE
3050 DEFENSE PENTAGON
WASHINGTON, DC
ZIP 20301
Phone: (703) 697-5116

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  • Individual
  • Male
  • Emergency Medicine

About DAVID JARRETT

This page provides the complete NPI Profile along with additional information for David Jarrett, a provider established in Washington, District Of Columbia with a medical specialization in Emergency Medicine. The healthcare provider is registered in the NPI registry with number 1639353154 assigned on December 2007. The practitioner's primary taxonomy code is 207P00000X with license number 01024876A (IN). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1639353154
Provider Name
DR. DAVID GEORGE JARRETT M.D.
Gender
Male
Entity Type
Individual
Location Address
OSA FOR CHEMICAL & BIOLOGICAL DEFENSE 3050 DEFENSE PENTAGON WASHINGTON, DC 20301
Location Phone
(703) 697-5116
Mailing Address
18417 AZALEA DR DERWOOD, MD 20855
Mailing Phone
(301) 990-4319
Is Sole Proprietor?
Yes
Enumeration Date
12-19-2007
Last Update Date
01-29-2008
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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

Emergency Medicine

Taxonomy Code
207P00000X
Type
Allopathic & Osteopathic Physicians
License No.
01024876A
License State
IN
Taxonomy Description
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

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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 1639353154, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 6 + 5 + 6 + 1 + 1 + 0 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1639353154.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639353154, enumerated as an "individual" on December 19, 2007.

The provider is located at OSA FOR CHEMICAL & BIOLOGICAL DEFENSE 3050 DEFENSE PENTAGON WASHINGTON, DC 20301 and the phone number is (703) 697-5116.

Emergency Medicine with taxonomy code 207P00000X.