CHRISTOPHER SWANWICK
NPI 1225966526
Peer Specialist in Boston, MA

NPI Status: Active since May 08, 2026

Contact Information

55 COURT ST STE 220B
BOSTON, MA
ZIP 02108
Phone: (857) 957-6820
Fax: (331) 212-0178

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  • Individual
  • Male
  • Peer Specialist

About CHRISTOPHER SWANWICK

This page provides the complete NPI Profile along with additional information for Christopher Swanwick, a provider established in Boston, Massachusetts with a medical specialization in Peer Specialist. The healthcare provider is registered in the NPI registry with number 1225966526 assigned on May 2026. The practitioner's primary taxonomy code is 175T00000X with license number 0527 (NH). The provider is registered as an individual and his NPI record was last updated May 2026.

NPI
1225966526
Provider Name
CHRISTOPHER SWANWICK
Gender
Male
Entity Type
Individual
Location Address
55 COURT ST STE 220B BOSTON, MA 02108
Location Phone
(857) 957-6820
Location Fax
(331) 212-0178
Mailing Address
55 COURT ST STE 220B BOSTON, MA 02108
Mailing Phone
(857) 957-6820
Mailing Fax
(331) 212-0178
Is Sole Proprietor?
No
Enumeration Date
05-08-2026
Last Update Date
05-26-2026
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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

Peer Specialist

Taxonomy Code
175T00000X
Type
Other Service Providers
License No.
0527
License State
NH
Taxonomy Description
Individuals certified to perform peer support services through a training process defined by a government agency, such as the Department of Veterans Affairs or a state mental health department/certification/licensing authority.

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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 1225966526, 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 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
2
Unchanged
Pos 3
2
Doubled → 4
Pos 4
5
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
6
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
5
Unchanged
Pos 9
2
Doubled → 4
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 2 → 4 9 → 18 → 9 6 → 12 → 3 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 4 + 5 + 1 + 8 + 6 + 1 + 2 + 5 + 4 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1225966526.

Other Providers at the Same Location


The following 16 providers are registered at the same or a nearby location.

Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108
Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108
Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108
Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108
Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108
Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108
Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108
Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108
Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108
Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108
Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108
Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108
Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108
Counselor (Addiction (Substance Use Disorder))
55 COURT ST STE 220B
BOSTON, MA 02108
Counselor
55 COURT ST STE 220B
BOSTON, MA 02108
Peer Specialist
55 COURT ST STE 220B
BOSTON, MA 02108

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1225966526, enumerated as an "individual" on May 08, 2026.

The provider is located at 55 COURT ST STE 220B BOSTON, MA 02108 and the phone number is (857) 957-6820.

Peer Specialist with taxonomy code 175T00000X.