DR. FRANCIS THOMAS GREENE M.D.
NPI 1639307333
Urology in Los Angeles, CA

NPI Status: Active since July 01, 2009

Contact Information

603 N. JUNE ST
LOS ANGELES, CA
ZIP 90004
Phone: (323) 461-5898
Fax: (323) 461-5865

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  • Individual
  • Male
  • Urology

About FRANCIS GREENE

This page provides the complete NPI Profile along with additional information for Francis Greene, a provider established in Los Angeles, California with a medical specialization in Urology. The healthcare provider is registered in the NPI registry with number 1639307333 assigned on July 2009. The practitioner's primary taxonomy code is 208800000X with license number C32612 (CA). The provider is registered as an individual and his NPI record was last updated 17 years ago.

NPI
1639307333
Provider Name
DR. FRANCIS THOMAS GREENE M.D.
Gender
Male
Entity Type
Individual
Location Address
603 N. JUNE ST LOS ANGELES, CA 90004
Location Phone
(323) 461-5898
Location Fax
(323) 461-5865
Mailing Address
603 N. JUNE ST LOS ANGELES, CA 90004
Mailing Phone
(323) 461-5898
Mailing Fax
(323) 461-5865
Is Sole Proprietor?
No
Enumeration Date
07-01-2009
Last Update Date
07-01-2009
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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

Urology

Taxonomy Code
208800000X
Type
Allopathic & Osteopathic Physicians
License No.
C32612
License State
CA
Taxonomy Description
A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

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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 1639307333, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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
0
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
3
Unchanged
Pos 9
3
Doubled → 6
Check
3
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 7 → 14 → 5 3 → 6

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 + 0 + 1 + 4 + 3 + 6 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1639307333.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639307333, enumerated as an "individual" on July 01, 2009.

The provider is located at 603 N. JUNE ST LOS ANGELES, CA 90004 and the phone number is (323) 461-5898.

Urology with taxonomy code 208800000X.