DR. SIOBHAN GAVINS LPC
NPI 1144022203
Counselor - Professional in Washington, DC

NPI Status: Active since March 27, 2025

Contact Information

2020 PENNSYLVANIA AVE NW # 131
WASHINGTON, DC
ZIP 20006
Phone: (202) 949-6649

Get Directions Write a Review

  • Individual
  • Female
  • Counselor
  • Professional

About SIOBHAN GAVINS

This page provides the complete NPI Profile along with additional information for Siobhan Gavins, a provider established in Washington, District Of Columbia with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1144022203 assigned on March 2025. The practitioner's primary taxonomy code is 101YP2500X. The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1144022203
Provider Name
DR. SIOBHAN GAVINS LPC
Gender
Female
Entity Type
Individual
Location Address
2020 PENNSYLVANIA AVE NW # 131 WASHINGTON, DC 20006
Location Phone
(202) 949-6649
Mailing Address
6685 BENSVILLE RD POMFRET, MD 20675
Mailing Phone
(301) 802-8510
Is Sole Proprietor?
Yes
Enumeration Date
03-27-2025
Last Update Date
03-27-2025
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

Counselor Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers

Reviews for DR. SIOBHAN GAVINS LPC

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 1144022203, we treat the final digit (3) 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 47. The final step is to find the difference between that total and the next multiple of ten (50 - 47 = 3).

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

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 8 + 4 + 0 + 2 + 4 + 2 + 0 + 24 = 47

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

The next multiple of ten after 47 is 50. The difference is the calculated check digit.

50 - 47 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1144022203.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Internal Medicine
2020 PENNSYLVANIA AVE NW # 131
WASHINGTON, DC 20006
Social Worker (Clinical)
2020 PENNSYLVANIA AVE NW # 131
WASHINGTON, DC 20006
Social Worker (Clinical)
2020 PENNSYLVANIA AVE NW # 131
WASHINGTON, DC 20006

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1144022203, enumerated as an "individual" on March 27, 2025.

The provider is located at 2020 PENNSYLVANIA AVE NW # 131 WASHINGTON, DC 20006 and the phone number is (202) 949-6649.

Counselor with taxonomy code 101YP2500X and a focus in Professional.