ANNABELLE TANG LCSW
NPI 1588593677
Social Worker in Bedford, MA

NPI Status: Active since May 15, 2026

Contact Information

205 BURLINGTON RD STE 100
BEDFORD, MA
ZIP 01730
Phone: (781) 862-3600
Fax: (781) 275-7207

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  • Individual
  • Female
  • Social Worker

About ANNABELLE TANG

This page provides the complete NPI Profile along with additional information for Annabelle Tang, a provider established in Bedford, Massachusetts with a medical specialization in Social Worker. The healthcare provider is registered in the NPI registry with number 1588593677 assigned on May 2026. The practitioner's primary taxonomy code is 104100000X with license number LCSW2141321 (MA). The provider is registered as an individual and her NPI record was last updated May 2026.

NPI
1588593677
Provider Name
ANNABELLE TANG LCSW
Gender
Female
Entity Type
Individual
Location Address
205 BURLINGTON RD STE 100 BEDFORD, MA 01730
Location Phone
(781) 862-3600
Location Fax
(781) 275-7207
Mailing Address
205 BURLINGTON RD STE 100 BEDFORD, MA 01730
Mailing Phone
(781) 862-3600
Mailing Fax
(781) 275-7207
Is Sole Proprietor?
No
Enumeration Date
05-15-2026
Last Update Date
05-15-2026
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A social worker like Annabelle Tang helps patients solve and cope with problems in their everyday lives, diagnoses and treats mental, behavioral, and emotional problems. Social workers help in wide range of situations, such as adopting a child, illness, divorce, or unemployment.

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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

Social Worker

Taxonomy Code
104100000X
Type
Behavioral Health & Social Service Providers
License No.
LCSW2141321
License State
MA
Taxonomy Description
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

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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 1588593677, 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 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 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
5
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
8
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
9
Unchanged
Pos 7
3
Doubled → 6
Pos 8
6
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 8 → 16 → 7 5 → 10 → 1 3 → 6 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 6 + 8 + 1 + 0 + 9 + 6 + 6 + 1 + 4 + 24 = 73

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

The next multiple of ten after 73 is 80. The difference is the calculated check digit.

80 - 73 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1588593677.

Other Providers at the Same Location


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

Counselor (Mental Health)
205 BURLINGTON RD STE 100
BEDFORD, MA 01730
Counselor (Mental Health)
205 BURLINGTON RD STE 100
BEDFORD, MA 01730

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1588593677, enumerated as an "individual" on May 15, 2026.

The provider is located at 205 BURLINGTON RD STE 100 BEDFORD, MA 01730 and the phone number is (781) 862-3600.

Social Worker with taxonomy code 104100000X.