LEONARD A. ROSEN, MD., PC.
NPI 1114298239
Obstetrics & Gynecology in Manassas, VA

NPI Status: Active since January 20, 2012

Contact Information

8701 DIGGES RD
MANASSAS, VA
ZIP 20110
Phone: (571) 655-9420
Fax: (703) 425-1211

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  • Organization
  • Obstetrics & Gynecology

About LEONARD A. ROSEN, MD., PC.

This page provides the complete NPI Profile along with additional information for Leonard A. Rosen, Md., Pc., a women's health care provider established in Manassas, Virginia operating as a Obstetrics & Gynecology. The healthcare provider is registered in the NPI registry with number 1114298239 assigned on January 2012. The practitioner's primary taxonomy code is 207V00000X with license number 0101029029 (VA). The provider is registered as an organization and their NPI record was last updated 6 years ago. Leonard A. Rosen, Md., Pc. operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Dr. Leonard Asher Rosen Md (Owner)

NPI
1114298239
Provider Name
LEONARD A. ROSEN, MD., PC.
Entity Type
Organization
Location Address
8701 DIGGES RD MANASSAS, VA 20110
Location Phone
(571) 655-9420
Location Fax
(703) 425-1211
Mailing Address
PO BOX 400 FAIRFAX STATION, VA 22039
Mailing Phone
(703) 217-5800
Mailing Fax
(703) 425-1211
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-20-2012
Last Update Date
04-04-2020
Code Navigator

Women's health care providers like Leonard A. Rosen, Md., Pc. treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, 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

Obstetrics & Gynecology

Taxonomy Code
207V00000X
Type
Allopathic & Osteopathic Physicians
License No.
0101029029
License State
VA
Taxonomy Description
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. LEONARD ASHER ROSEN MD

Authorized Official Title
OWNER
Authorized Official Phone
(571) 655-9420

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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 1114298239, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
1
Unchanged
Pos 3
1
Doubled → 2
Pos 4
4
Unchanged
Pos 5
2
Doubled → 4
Pos 6
9
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
Unchanged
Pos 9
3
Doubled → 6
Check
9
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 1 → 2 2 → 4 8 → 16 → 7 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 2 + 4 + 4 + 9 + 1 + 6 + 2 + 6 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1114298239.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Obstetrics & Gynecology
8701 DIGGES RD
MANASSAS, VA 20110
Specialist
8701 DIGGES RD
MANASSAS, VA 20110
Obstetrics & Gynecology
8701 DIGGES RD
MANASSAS, VA 20110

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1114298239, enumerated as an "organization" on January 20, 2012.

The provider is located at 8701 DIGGES RD MANASSAS, VA 20110 and the phone number is (571) 655-9420.

Obstetrics & Gynecology with taxonomy code 207V00000X.