JOHN J SKILLMAN M.D.
NPI 1609939792
Surgery - Vascular Surgery in Weston, MA

NPI Status: Active since December 19, 2006

Contact Information

110 OX BOW RD
WESTON, MA
ZIP 02493
Phone: (781) 431-7552

Get Directions Write a Review

  • Individual
  • Male
  • Surgery
  • Vascular Surgery

About JOHN SKILLMAN

This page provides the complete NPI Profile along with additional information for John Skillman, a provider established in Weston, Massachusetts with a medical specialization in Surgery, focusing in vascular surgery . The healthcare provider is registered in the NPI registry with number 1609939792 assigned on December 2006. The practitioner's primary taxonomy code is 2086S0129X with license number 29291 (MA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1609939792
Provider Name
JOHN J SKILLMAN M.D.
Gender
Male
Entity Type
Individual
Location Address
110 OX BOW RD WESTON, MA 02493
Location Phone
(781) 431-7552
Mailing Address
110 OX BOW RD WESTON, MA 02493
Mailing Phone
(781) 431-7552
Is Sole Proprietor?
No
Enumeration Date
12-19-2006
Last Update Date
07-08-2007
Code Navigator

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

Surgery Vascular Surgery

Taxonomy Code
2086S0129X
Type
Allopathic & Osteopathic Physicians
License No.
29291
License State
MA
Taxonomy Description
A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.

Reviews for JOHN J SKILLMAN M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1609939792, we treat the final digit (2) 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 78. The final step is to find the difference between that total and the next multiple of ten (80 - 78 = 2).

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
0
Doubled → 0
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
3
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
7
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
2
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 0 → 0 9 → 18 → 9 9 → 18 → 9 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 0 + 9 + 1 + 8 + 3 + 1 + 8 + 7 + 1 + 8 + 24 = 78

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

The next multiple of ten after 78 is 80. The difference is the calculated check digit.

80 - 78 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1609939792.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1609939792, enumerated as an "individual" on December 19, 2006.

The provider is located at 110 OX BOW RD WESTON, MA 02493 and the phone number is (781) 431-7552.

Surgery with taxonomy code 2086S0129X and a focus in Vascular Surgery.