JULIA C REED
NPI 1720938574
Internal Medicine in Woodbridge, VA

NPI Status: Active since January 31, 2026

Contact Information

2000 OPITZ BLVD
WOODBRIDGE, VA
ZIP 22191
Phone: (703) 494-4116

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  • Individual
  • Female
  • Internal Medicine

About JULIA REED

This page provides the complete NPI Profile along with additional information for Julia Reed, an internist established in Woodbridge, Virginia with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1720938574 assigned on January 2026. The practitioner's primary taxonomy code is 207R00000X with license number 0110011692 (VA). The provider is registered as an individual and her NPI record was last updated January 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1720938574
Provider Name
JULIA C REED
Gender
Female
Entity Type
Individual
Location Address
2000 OPITZ BLVD WOODBRIDGE, VA 22191
Location Phone
(703) 494-4116
Mailing Address
5010 7TH RD S APT 202 ARLINGTON, VA 22204
Mailing Phone
(443) 988-3015
Is Sole Proprietor?
Yes
Enumeration Date
01-31-2026
Last Update Date
01-31-2026
Code Navigator

An internist like Julia Reed 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

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
0110011692
License State
VA
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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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 1720938574, 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
7
Unchanged
Pos 3
2
Doubled → 4
Pos 4
0
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
3
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
5
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 2 → 4 9 → 18 → 9 8 → 16 → 7 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 4 + 0 + 1 + 8 + 3 + 1 + 6 + 5 + 1 + 4 + 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 1720938574.

Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Internal Medicine
2000 OPITZ BLVD
WOODBRIDGE, VA 22191
Internal Medicine
2000 OPITZ BLVD
WOODBRIDGE, VA 22191
Nurse Practitioner (Adult Health)
2000 OPITZ BLVD
WOODBRIDGE, VA 22191
Internal Medicine
2000 OPITZ BLVD
WOODBRIDGE, VA 22191
Nurse Practitioner (Primary Care)
2000 OPITZ BLVD
WOODBRIDGE, VA 22191

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1720938574, enumerated as an "individual" on January 31, 2026.

The provider is located at 2000 OPITZ BLVD WOODBRIDGE, VA 22191 and the phone number is (703) 494-4116.

Internal Medicine with taxonomy code 207R00000X.