COLLEEN RAE FISK PMHNP-BC
NPI 1720932023
Nurse Practitioner - Psychiatric/Mental Health in Brattleboro, VT

NPI Status: Active since February 24, 2026

Contact Information

63 BELMONT AVE
BRATTLEBORO, VT
ZIP 05301
Phone: (802) 251-8764
Fax: (802) 254-9211

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  • Individual
  • Female
  • Nurse Practitioner
  • Psychiatric/Mental Health

About COLLEEN FISK

This page provides the complete NPI Profile along with additional information for Colleen Fisk, a provider established in Brattleboro, Vermont with a medical specialization in Nurse Practitioner, focusing in psychiatric/mental health . The healthcare provider is registered in the NPI registry with number 1720932023 assigned on February 2026. The practitioner's primary taxonomy code is 363LP0808X with license number 101.0138151 (VT). The provider is registered as an individual and her NPI record was last updated February 2026.

NPI
1720932023
Provider Name
COLLEEN RAE FISK PMHNP-BC
Gender
Female
Entity Type
Individual
Location Address
63 BELMONT AVE BRATTLEBORO, VT 05301
Location Phone
(802) 251-8764
Location Fax
(802) 254-9211
Mailing Address
63 BELMONT AVE BRATTLEBORO, VT 05301
Mailing Phone
(802) 251-8764
Mailing Fax
(802) 254-9211
Is Sole Proprietor?
No
Enumeration Date
02-24-2026
Last Update Date
02-24-2026
Code Navigator

A nurse practitioner (NP) like Colleen Fisk is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

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

Nurse Practitioner Psychiatric/Mental Health

Taxonomy Code
363LP0808X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
101.0138151
License State
VT

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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 1720932023, 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 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
7
Unchanged
Pos 3
2
Doubled → 4
Pos 4
0
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
3
Unchanged
Pos 7
2
Doubled → 4
Pos 8
0
Unchanged
Pos 9
2
Doubled → 4
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 2 → 4 9 → 18 → 9 2 → 4 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 4 + 0 + 1 + 8 + 3 + 4 + 0 + 4 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1720932023.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Family Medicine
63 BELMONT AVE, SUITE 1
BRATTLEBORO, VT 05301
Internal Medicine (Gastroenterology)
63 BELMONT AVE, SUITE 2
BRATTLEBORO, VT 05301
Clinic/Center (Primary Care)
63 BELMONT AVE
BRATTLEBORO, VT 05301
Nurse Practitioner (Family)
63 BELMONT AVE
BRATTLEBORO, VT 05301

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1720932023, enumerated as an "individual" on February 24, 2026.

The provider is located at 63 BELMONT AVE BRATTLEBORO, VT 05301 and the phone number is (802) 251-8764.

Nurse Practitioner with taxonomy code 363LP0808X and a focus in Psychiatric/Mental Health.