MICHAEL L. SMALL
NPI 1992817696
Thoracic Surgery (Cardiothoracic Vascular Surgery) in San Francisco, CA

NPI Status: Active since August 31, 2006

Contact Information

2100 WEBSTER ST STE 200
SAN FRANCISCO, CA
ZIP 94115
Phone: (415) 923-3866

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  • Individual
  • Male
  • Thoracic Surgery (Cardiothoracic Vascula...

About MICHAEL SMALL

This page provides the complete NPI Profile along with additional information for Michael Small, a provider established in San Francisco, California with a medical specialization in Thoracic Surgery (cardiothoracic Vascular Surgery). The healthcare provider is registered in the NPI registry with number 1992817696 assigned on August 2006. The practitioner's primary taxonomy code is 208G00000X with license number G10566 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1992817696
Provider Name
MICHAEL L. SMALL
Gender
Male
Entity Type
Individual
Location Address
2100 WEBSTER ST STE 200 SAN FRANCISCO, CA 94115
Location Phone
(415) 923-3866
Mailing Address
54 MARTHA AVE SAN FRANCISCO, CA 94131
Mailing Phone
(415) 649-0643
Is Sole Proprietor?
Yes
Enumeration Date
08-31-2006
Last Update Date
07-08-2007
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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

Thoracic Surgery (Cardiothoracic Vascular Surgery)

Taxonomy Code
208G00000X
Type
Allopathic & Osteopathic Physicians
License No.
G10566
License State
CA
Taxonomy Description
A thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall, abnormalities of the trachea, abnormalities of the great vessels and heart valves, congenital anomalies, tumors of the mediastinum and diseases of the diaphragm. The management of the airway and injuries of the chest is within the scope of the specialty.

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
00G105660MEDICARE ID-TYPE UNSPECIFIED (04)CA 
A38002MEDICARE UPIN (02) 

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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 1992817696, 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
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
1
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
6
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 8 → 16 → 7 7 → 14 → 5 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 1 + 6 + 1 + 1 + 4 + 6 + 1 + 8 + 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 1992817696.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Internal Medicine (Rheumatology)
2100 WEBSTER ST STE 200
SAN FRANCISCO, CA 94115
Internal Medicine
2100 WEBSTER ST STE 200
SAN FRANCISCO, CA 94115

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992817696, enumerated as an "individual" on August 31, 2006.

The provider is located at 2100 WEBSTER ST STE 200 SAN FRANCISCO, CA 94115 and the phone number is (415) 923-3866.

Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.

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