DAVID T. DUONG, M.D., PH.D.
NPI 1598098386
Urology in San Francisco, CA

NPI Status: Active since September 10, 2009

Contact Information

909 HYDE ST
SUITE 222
SAN FRANCISCO, CA
ZIP 94109
Phone: (415) 441-3155
Fax: (415) 441-4075

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  • Organization
  • Urology

About DAVID T. DUONG, M.D., PH.D.

This page provides the complete NPI Profile along with additional information for David T. Duong, M.d., Ph.d., a provider established in San Francisco, California operating as a Urology. The healthcare provider is registered in the NPI registry with number 1598098386 assigned on September 2009. The practitioner's primary taxonomy code is 208800000X with license number A96060 (CA). The provider is registered as an organization and their NPI record was last updated 13 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. David T Duong M.d., Ph.d. (President)

NPI
1598098386
Provider Name
DAVID T. DUONG, M.D., PH.D.
Entity Type
Organization
Location Address
909 HYDE ST SUITE 222 SAN FRANCISCO, CA 94109
Location Phone
(415) 441-3155
Location Fax
(415) 441-4075
Mailing Address
909 HYDE ST SUITE 222 SAN FRANCISCO, CA 94109
Mailing Phone
(415) 441-3155
Mailing Fax
(415) 441-4075
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-10-2009
Last Update Date
03-15-2013
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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.
A96060
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.

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.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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. DAVID T DUONG M.D., PH.D.

Authorized Official Title
PRESIDENT
Authorized Official Phone
(415) 441-3155

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
1356538904OTHER (01)CANPI TYPE 1

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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 1598098386, we treat the final digit (6) 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).

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
5
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
8
Unchanged
Pos 5
0
Doubled → 0
Pos 6
9
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
3
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
6
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 9 → 18 → 9 0 → 0 8 → 16 → 7 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 8 + 8 + 0 + 9 + 1 + 6 + 3 + 1 + 6 + 24 = 74

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

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1598098386.

Other Providers at the Same Location


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

Internal Medicine (Infectious Disease)
909 HYDE ST, SUITE #210
SAN FRANCISCO, CA 94109
Internal Medicine
909 HYDE ST, SUITE 210
SAN FRANCISCO, CA 94109
Specialist
909 HYDE ST, SUITE 222
SAN FRANCISCO, CA 94109
Plastic Surgery
909 HYDE ST, SUITE 602
SAN FRANCISCO, CA 94109
Allergy & Immunology
909 HYDE ST, STE 633
SAN FRANCISCO, CA 94109
Allergy & Immunology
909 HYDE ST, STE 633
SAN FRANCISCO, CA 94109
Internal Medicine (Gastroenterology)
909 HYDE ST, SUITE 210
SAN FRANCISCO, CA 94109
Podiatrist
909 HYDE ST, SUITE 602
SAN FRANCISCO, CA 94109
Dermatology
909 HYDE ST, SUITE 423
SAN FRANCISCO, CA 94109
Internal Medicine
909 HYDE ST, 210
SAN FRANCISCO, CA 94109
Psychologist (Clinical)
909 HYDE ST, SUITE 425
SAN FRANCISCO, CA 94109
Family Medicine
909 HYDE ST, SUITE 410
SAN FRANCISCO, CA 94109
Internal Medicine
909 HYDE ST, STE 317
SAN FRANCISCO, CA 94109
Surgery
909 HYDE ST, SUITE 325
SAN FRANCISCO, CA 94109
Psychiatry & Neurology (Psychiatry)
909 HYDE ST, SUITE 428
SAN FRANCISCO, CA 94109
Clinical Neuropsychologist
909 HYDE ST, SUITE 620
SAN FRANCISCO, CA 94109
Psychiatry & Neurology (Psychiatry)
909 HYDE ST, SUITE 620
SAN FRANCISCO, CA 94109
Psychiatry & Neurology (Psychiatry)
909 HYDE ST, SUITE # 205
SAN FRANCISCO, CA 94109
Specialist
909 HYDE ST, SUITE 515
SAN FRANCISCO, CA 94109
Surgery (Plastic and Reconstructive Surgery)
909 HYDE ST, SUITE # 615
SAN FRANCISCO, CA 94109

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598098386, enumerated as an "organization" on September 10, 2009.

The provider is located at 909 HYDE ST SUITE 222 SAN FRANCISCO, CA 94109 and the phone number is (415) 441-3155.

Urology with taxonomy code 208800000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.