DR. SIEW LOONG TSO M.D.
NPI 1043315104
Family Medicine in San Francisco, CA

NPI Status: Active since September 14, 2006

Contact Information

728 PACIFIC AVE
SUITE 507
SAN FRANCISCO, CA
ZIP 94133
Phone: (415) 398-6728
Fax: (415) 398-6783

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  • Individual
  • Male
  • Family Medicine

About SIEW TSO

This page provides the complete NPI Profile along with additional information for Siew Tso, a primary care provider established in San Francisco, California with a medical specialization in Family Medicine. The healthcare provider is registered in the NPI registry with number 1043315104 assigned on September 2006. The practitioner's primary taxonomy code is 207Q00000X with license number A35108 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1043315104
Provider Name
DR. SIEW LOONG TSO M.D.
Gender
Male
Entity Type
Individual
Location Address
728 PACIFIC AVE SUITE 507 SAN FRANCISCO, CA 94133
Location Phone
(415) 398-6728
Location Fax
(415) 398-6783
Mailing Address
728 PACIFIC AVE SUITE 507 SAN FRANCISCO, CA 94133
Mailing Phone
(415) 398-6728
Mailing Fax
(415) 398-6783
Is Sole Proprietor?
Yes
Enumeration Date
09-14-2006
Last Update Date
07-08-2007
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A primary care provider (PCP) like Siew Tso sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, 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

Family Medicine

Taxonomy Code
207Q00000X
Type
Allopathic & Osteopathic Physicians
License No.
A35108
License State
CA
Taxonomy Description
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

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
A35108OTHER (01)CASTATE LICENSE

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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 1043315104, we treat the final digit (4) 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 46. The final step is to find the difference between that total and the next multiple of ten (50 - 46 = 4).

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
4
Doubled → 8
Pos 4
3
Unchanged
Pos 5
3
Doubled → 6
Pos 6
1
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
1
Unchanged
Pos 9
0
Doubled → 0
Check
4
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 3 → 6 5 → 10 → 1 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 8 + 3 + 6 + 1 + 1 + 0 + 1 + 0 + 24 = 46

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

The next multiple of ten after 46 is 50. The difference is the calculated check digit.

50 - 46 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1043315104.

Other Providers at the Same Location


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

Physical Therapist
728 PACIFIC AVE, STE 301
SAN FRANCISCO, CA 94133
Internal Medicine
728 PACIFIC AVE, SUITE 402
SAN FRANCISCO, CA 94133
Obstetrics & Gynecology
728 PACIFIC AVE, # 503
SAN FRANCISCO, CA 94133
Internal Medicine (Cardiovascular Disease)
728 PACIFIC AVE, SUITE 501
SAN FRANCISCO, CA 94133
Internal Medicine (Nephrology)
728 PACIFIC AVE, SUITE 504
SAN FRANCISCO, CA 94133
Specialist
728 PACIFIC AVE, SUITE 608
SAN FRANCISCO, CA 94133
Podiatrist
728 PACIFIC AVE, SUITE 606
SAN FRANCISCO, CA 94133
Acupuncturist
728 PACIFIC AVE, SUITE 606
SAN FRANCISCO, CA 94133
Physical Therapist
728 PACIFIC AVE, STE 301
SAN FRANCISCO, CA 94133
Dentist
728 PACIFIC AVE, SUITE 610
SAN FRANCISCO, CA 94133
Dentist
728 PACIFIC AVE, SUITE 610
SAN FRANCISCO, CA 94133
Internal Medicine (Gastroenterology)
728 PACIFIC AVE, SUITE 305
SAN FRANCISCO, CA 94133
Dentist (General Practice)
728 PACIFIC AVE, SUITE 610
SAN FRANCISCO, CA 94133
Family Medicine
728 PACIFIC AVE, #405
SAN FRANCISCO, CA 94133
Internal Medicine (Cardiovascular Disease)
728 PACIFIC AVE, SUITE 507
SAN FRANCISCO, CA 94133
Internal Medicine
728 PACIFIC AVE, SUITE 402
SAN FRANCISCO, CA 94133
Clinic/Center (Federally Qualified Health Center (FQHC))
728 PACIFIC AVE, SECOND FLOOR
SAN FRANCISCO, CA 94133
Physician Assistant
728 PACIFIC AVE, SUITE 505
SAN FRANCISCO, CA 94133
Ophthalmology
728 PACIFIC AVE, 506
SAN FRANCISCO, CA 94133
Clinical Medical Laboratory
728 PACIFIC AVE, SUITE #401
SAN FRANCISCO, CA 94133

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1043315104, enumerated as an "individual" on September 14, 2006.

The provider is located at 728 PACIFIC AVE SUITE 507 SAN FRANCISCO, CA 94133 and the phone number is (415) 398-6728.

Family Medicine with taxonomy code 207Q00000X.

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