STEVEN HOFF PSY.D.
NPI 1902952104
Psychologist - Clinical Child & Adolescent in Great Barrington, MA

NPI Status: Active since January 28, 2007

Contact Information

500 MAIN ST STE 6
GREAT BARRINGTON, MA
ZIP 01230
Phone: (413) 528-9504
Fax: (413) 528-9522

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  • Individual
  • Male
  • Psychologist
  • Clinical Child & Adolescent
  • Opted-Out Medicare

About STEVEN HOFF

This page provides the complete NPI Profile along with additional information for Steven Hoff, a provider established in Great Barrington, Massachusetts with a medical specialization in Psychologist, focusing in clinical child & adolescent . The healthcare provider is registered in the NPI registry with number 1902952104 assigned on January 2007. The practitioner's primary taxonomy code is 103TC2200X with license number 7417 (MA). The provider is registered as an individual and his NPI record was last updated 14 years ago.

NPI
1902952104
Provider Name
STEVEN HOFF PSY.D.
Gender
Male
Entity Type
Individual
Location Address
500 MAIN ST STE 6 GREAT BARRINGTON, MA 01230
Location Phone
(413) 528-9504
Location Fax
(413) 528-9522
Mailing Address
500 MAIN ST STE 6 GREAT BARRINGTON, MA 01230
Mailing Phone
(413) 528-9504
Mailing Fax
(413) 528-9522
Is Sole Proprietor?
Yes
Enumeration Date
01-28-2007
Last Update Date
01-03-2012
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The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Steven Hoff opted out of Medicare effective on 07-31-2025 until 07-31-2027. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare and cannot order and refer services to other healthcare providers.

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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

Psychologist Clinical Child & Adolescent

Taxonomy Code
103TC2200X
Type
Behavioral Health & Social Service Providers
License No.
7417
License State
MA
Taxonomy Description
A psychologist who develops and applies scientific knowledge to the delivery of psychological services to infants, toddlers, children and adolescents within their social context. Of particular importance to the specialty of clinical child psychology is an understanding of the basic psychological needs of children and adolescents, and how the family and other social contexts influence the socio-emotional adjustment, cognitive development, behavioral adaptation and health status of children and adolescents.

Medicare Participation & PECOS Enrollment Status

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Opted-Out of Medicare? Yes

  • Opt-Out Effective Date: 07-31-2025

  • Opt-Out End Date: 07-31-2027

  • Eligible to Order and Refer? No

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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 1902952104, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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
9
Unchanged
Pos 3
0
Doubled → 0
Pos 4
2
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
5
Unchanged
Pos 7
2
Doubled → 4
Pos 8
1
Unchanged
Pos 9
0
Doubled → 0
Check
4
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 9 → 18 → 9 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 + 9 + 0 + 2 + 1 + 8 + 5 + 4 + 1 + 0 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1902952104.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Community/Behavioral Health
500 MAIN ST STE 6
GREAT BARRINGTON, MA 01230

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1902952104, enumerated as an "individual" on January 28, 2007.

The provider is located at 500 MAIN ST STE 6 GREAT BARRINGTON, MA 01230 and the phone number is (413) 528-9504.

Psychologist with taxonomy code 103TC2200X and a focus in Clinical Child & Adolescent.