DR. A. EUGENE WASHINGTON M.D.
NPI 1013953256
Preventive Medicine - Public Health & General Preventive Medicine in San Francisco, CA

NPI Status: Active since June 22, 2006

Contact Information

2356 SUTTER ST
SAN FRANCISCO, CA
ZIP 94115
Phone: (415) 885-7788
Fax: (415) 476-0816

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  • Individual
  • Male
  • Preventive Medicine
  • Public Health & General Preventive Medic...

About A. WASHINGTON

This page provides the complete NPI Profile along with additional information for A. Washington, a provider established in San Francisco, California with a medical specialization in Preventive Medicine, focusing in public health & general preventive medicine . The healthcare provider is registered in the NPI registry with number 1013953256 assigned on June 2006. The practitioner's primary taxonomy code is 2083P0901X with license number C40028 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1013953256
Provider Name
DR. A. EUGENE WASHINGTON M.D.
Gender
Male
Entity Type
Individual
Location Address
2356 SUTTER ST SAN FRANCISCO, CA 94115
Location Phone
(415) 885-7788
Location Fax
(415) 476-0816
Mailing Address
1635 DIVISADERO STREET SUITE 625, BOX 1821 SAN FRANCISCO, CA 94143
Mailing Phone
(415) 476-4029
Mailing Fax
(415) 476-0816
Is Sole Proprietor?
No
Enumeration Date
06-22-2006
Last Update Date
09-11-2025
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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

Preventive Medicine Public Health & General Preventive Medicine

Taxonomy Code
2083P0901X
Type
Allopathic & Osteopathic Physicians
License No.
C40028
License State
CA
Taxonomy Description
Public health and general preventive medicine focuses on promoting health, preventing disease, and managing the health of communities and defined populations. These practitioners combine population-based public health skills with knowledge of primary, secondary, and tertiary prevention-oriented clinical practice in a wide variety of settings.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207V00000XAllopathic & Osteopathic Physicians

Obstetrics & Gynecology

C40028 (CA)

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.

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
00C400280MEDICAID (05)CA 

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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 1013953256, 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 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
0
Unchanged
Pos 3
1
Doubled → 2
Pos 4
3
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
5
Unchanged
Pos 7
3
Doubled → 6
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 1 → 2 9 → 18 → 9 3 → 6 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 2 + 3 + 1 + 8 + 5 + 6 + 2 + 1 + 0 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1013953256.

Other Providers at the Same Location


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

Internal Medicine
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Nurse Practitioner
2356 SUTTER ST, 5TH FLOOR
SAN FRANCISCO, CA 94115
Nurse Practitioner
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Nurse Practitioner
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology (Reproductive Endocrinology)
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Internal Medicine
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Nurse Practitioner
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Internal Medicine
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2356 SUTTER ST
SAN FRANCISCO, CA 94115
Student in an Organized Health Care Education/Training Program
2356 SUTTER ST, UCSF CENTER FOR REPRODUCTIVE HEALTH, 7TH FLOOR
SAN FRANCISCO, CA 94115

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1013953256, enumerated as an "individual" on June 22, 2006.

The provider is located at 2356 SUTTER ST SAN FRANCISCO, CA 94115 and the phone number is (415) 885-7788.

Preventive Medicine with taxonomy code 2083P0901X and a focus in Public Health & General Preventive Medicine.

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