TWO LANTERNS THERAPY PLLC
NPI 1205799087
Counselor - Mental Health in Boston, MA

NPI Status: Active since December 08, 2025

Contact Information

7 WHITTIER PL STE 108
BOSTON, MA
ZIP 02114
Phone: (781) 710-8834

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  • Organization
  • Counselor
  • Mental Health

About TWO LANTERNS THERAPY PLLC

This page provides the complete NPI Profile along with additional information for Two Lanterns Therapy Pllc, a provider established in Boston, Massachusetts operating as a Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1205799087 assigned on December 2025. The practitioner's primary taxonomy code is 101YM0800X. The provider is registered as an organization and their NPI record was last updated one year ago. Two Lanterns Therapy Pllc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Moira Macdonald (Owner)

NPI
1205799087
Provider Name
TWO LANTERNS THERAPY PLLC
Entity Type
Organization
Location Address
7 WHITTIER PL STE 108 BOSTON, MA 02114
Location Phone
(781) 710-8834
Mailing Address
7 WHITTIER PL STE 108 BOSTON, MA 02114
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-08-2025
Last Update Date
12-08-2025
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A mental health counselor like Two Lanterns Therapy Pllc provides treatment to individuals, families, couples, and groups for mental and emotional health issues and relationship problems. Mental health counselors treat clients with a variety of conditions, including anxiety, depression, grief, low self-esteem, stress, and suicidal impulses.

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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

Counselor Mental Health

Taxonomy Code
101YM0800X
Type
Behavioral Health & Social Service Providers

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas 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

MOIRA MACDONALD

Authorized Official Title
OWNER
Authorized Official Phone
(781) 710-8834

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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 1205799087, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
0
Doubled → 0
Pos 4
5
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
9
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
0
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
7
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 7 → 14 → 5 9 → 18 → 9 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 0 + 5 + 1 + 4 + 9 + 1 + 8 + 0 + 1 + 6 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1205799087.

Other Providers at the Same Location


The following 10 providers are registered at the same or a nearby location.

Social Worker (Clinical)
7 WHITTIER PL STE 108, PMB 223 VIRTUAL OFFICE
BOSTON, MA 02114
Nurse Practitioner (Family)
7 WHITTIER PL STE 108, PMB 237
BOSTON, MA 02114
Behavior Analyst
7 WHITTIER PL STE 108
BOSTON, MA 02114
Social Worker (Clinical)
7 WHITTIER PL STE 108
BOSTON, MA 02114
Social Worker (Clinical)
7 WHITTIER PL STE 108
BOSTON, MA 02114
Nurse Practitioner (Psychiatric/Mental Health)
7 WHITTIER PL STE 108
BOSTON, MA 02114
Nurse Practitioner (Psychiatric/Mental Health)
7 WHITTIER PL STE 108
BOSTON, MA 02114
Social Worker (Clinical)
7 WHITTIER PL STE 108
BOSTON, MA 02114
Social Worker (Clinical)
7 WHITTIER PL STE 108, PMB 442
BOSTON, MA 02114
Nurse Practitioner (Psychiatric/Mental Health)
7 WHITTIER PL STE 108
BOSTON, MA 02114

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1205799087, enumerated as an "organization" on December 08, 2025.

The provider is located at 7 WHITTIER PL STE 108 BOSTON, MA 02114 and the phone number is (781) 710-8834.

Counselor with taxonomy code 101YM0800X and a focus in Mental Health.