DR. VALERIE ALLEN GRECO M.D.
NPI 1649580655
Obstetrics & Gynecology in Los Angeles, CA

NPI Status: Active since October 12, 2010

Contact Information

4900 W SUNSET BLVD
5TH FLOOR
LOS ANGELES, CA
ZIP 90027
Phone: (323) 783-1979

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  • Individual
  • Female
  • Obstetrics & Gynecology

About VALERIE GRECO

This page provides the complete NPI Profile along with additional information for Valerie Greco, a women's health care provider established in Los Angeles, California with a medical specialization in Obstetrics & Gynecology. The healthcare provider is registered in the NPI registry with number 1649580655 assigned on October 2010. The practitioner's primary taxonomy code is 207V00000X with license number A 114169 (CA). The provider is registered as an individual and her NPI record was last updated 12 years ago.

NPI
1649580655
Provider Name
DR. VALERIE ALLEN GRECO M.D.
Gender
Female
Entity Type
Individual
Location Address
4900 W SUNSET BLVD 5TH FLOOR LOS ANGELES, CA 90027
Location Phone
(323) 783-1979
Mailing Address
4900 W SUNSET BLVD 5TH FLOOR LOS ANGELES, CA 90027
Mailing Phone
(323) 783-1979
Is Sole Proprietor?
Yes
Enumeration Date
10-12-2010
Last Update Date
05-13-2014
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Women's health care providers like Valerie Greco 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.
A 114169
License State
CA
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.

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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 1649580655, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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
4
Doubled → 8
Pos 4
9
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
8
Unchanged
Pos 7
0
Doubled → 0
Pos 8
6
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
5
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 5 → 10 → 1 0 → 0 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 + 8 + 9 + 1 + 0 + 8 + 0 + 6 + 1 + 0 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1649580655.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Genetic Counselor, MS
4900 W SUNSET BLVD, 3RD FLOOR GENETICS
LOS ANGELES, CA 90027
Registered Nurse (Lactation Consultant)
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Genetic Counselor, MS
4900 W SUNSET BLVD, GENETICS DEPARTMENT, 3RD FLOOR
LOS ANGELES, CA 90027
General Acute Care Hospital
4900 W SUNSET BLVD, 5TH FLOOR
LOS ANGELES, CA 90027
Obstetrics & Gynecology
4900 W SUNSET BLVD, 5TH FLOOR
LOS ANGELES, CA 90027
Pharmacist
4900 W SUNSET BLVD, SUITE 164
LOS ANGELES, CA 90027
Surgery
4900 W SUNSET BLVD, 6TH FLOOR
LOS ANGELES, CA 90027
Obstetrics & Gynecology (Obstetrics)
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Obstetrics & Gynecology
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Obstetrics & Gynecology
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Urology
4900 W SUNSET BLVD, 2ND FLOOR
LOS ANGELES, CA 90027
Otolaryngology
4900 W SUNSET BLVD, 6TH FLOOR
LOS ANGELES, CA 90027
Urology
4900 W SUNSET BLVD, SECOND FLOOR
LOS ANGELES, CA 90027
Obstetrics & Gynecology
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Obstetrics & Gynecology (Gynecology)
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Obstetrics & Gynecology
4900 W SUNSET BLVD, 5TH FLOOR
LOS ANGELES, CA 90027
Urology
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Urology
4900 W SUNSET BLVD
LOS ANGELES, CA 90027
Obstetrics & Gynecology
4900 W SUNSET BLVD, 4TH FLOOR
LOS ANGELES, CA 90027
Student in an Organized Health Care Education/Training Program
4900 W SUNSET BLVD, 5TH FLOOR
LOS ANGELES, CA 90027

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1649580655, enumerated as an "individual" on October 12, 2010.

The provider is located at 4900 W SUNSET BLVD 5TH FLOOR LOS ANGELES, CA 90027 and the phone number is (323) 783-1979.

Obstetrics & Gynecology with taxonomy code 207V00000X.