STEPHEN MAXWELL M.D., INC.
NPI 1669596748
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Carmichael, CA

NPI Status: Active since March 16, 2007

Contact Information

6600 COYLE AVE
STE 3
CARMICHAEL, CA
ZIP 95608
Phone: (916) 965-0282
Fax: (916) 965-0234

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About STEPHEN MAXWELL M.D., INC.

This page provides the complete NPI Profile along with additional information for Stephen Maxwell M.d., Inc., a provider established in Carmichael, California operating as a Thoracic Surgery (cardiothoracic Vascular Surgery). The healthcare provider is registered in the NPI registry with number 1669596748 assigned on March 2007. The practitioner's primary taxonomy code is 208G00000X with license number A78656 (CA). The provider is registered as an organization and their NPI record was last updated 6 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. Stephen Maxwell M.d. (Owner)

NPI
1669596748
Provider Name
STEPHEN MAXWELL M.D., INC.
Entity Type
Organization
Location Address
6600 COYLE AVE STE 3 CARMICHAEL, CA 95608
Location Phone
(916) 965-0282
Location Fax
(916) 965-0234
Mailing Address
6600 COYLE AVE STE 3 CARMICHAEL, CA 95608
Mailing Phone
(916) 965-0282
Mailing Fax
(916) 965-0234
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
03-16-2007
Last Update Date
08-22-2020
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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.
A78656
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.

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.

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. STEPHEN MAXWELL M.D.

Authorized Official Title
OWNER
Authorized Official Phone
(916) 965-0282

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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 1669596748, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

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
6
Doubled → 12 → 1 + 2
Pos 4
9
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
9
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
7
Unchanged
Pos 9
4
Doubled → 8
Check
8
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 6 → 12 → 3 5 → 10 → 1 6 → 12 → 3 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 2 + 9 + 1 + 0 + 9 + 1 + 2 + 7 + 8 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1669596748.

Other Providers at the Same Location


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

Orthotic Fitter
6600 COYLE AVE, SUITE 2
CARMICHAEL, CA 95608
Clinic/Center (Urgent Care)
6600 COYLE AVE, STE 3
CARMICHAEL, CA 95608

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669596748, enumerated as an "organization" on March 16, 2007.

The provider is located at 6600 COYLE AVE STE 3 CARMICHAEL, CA 95608 and the phone number is (916) 965-0282.

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