CRAIG DAVID DIGIOVANNI
NPI 1528374972
Psychologist - Clinical Child & Adolescent in Portland, ME

NPI Status: Active since August 24, 2010

Contact Information

22 FREE ST STE 404
PORTLAND, ME
ZIP 04101
Phone: (207) 544-6810
Fax: (207) 544-6888

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  • Individual
  • Male
  • Psychologist
  • Clinical Child & Adolescent

About CRAIG DIGIOVANNI

This page provides the complete NPI Profile along with additional information for Craig Digiovanni, a provider established in Portland, Maine with a medical specialization in Psychologist, focusing in clinical child & adolescent . The healthcare provider is registered in the NPI registry with number 1528374972 assigned on August 2010. The practitioner's primary taxonomy code is 103TC2200X with license number PS019042 (PA). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1528374972
Provider Name
CRAIG DAVID DIGIOVANNI
Gender
Male
Entity Type
Individual
Location Address
22 FREE ST STE 404 PORTLAND, ME 04101
Location Phone
(207) 544-6810
Location Fax
(207) 544-6888
Mailing Address
22 FREE ST STE 404 PORTLAND, ME 04101
Mailing Phone
(207) 544-6810
Mailing Fax
(207) 544-6888
Is Sole Proprietor?
No
Enumeration Date
08-24-2010
Last Update Date
11-23-2025
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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.
PS019042
License State
PA
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.

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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 1528374972, we treat the final digit (2) 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 78. The final step is to find the difference between that total and the next multiple of ten (80 - 78 = 2).

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
2
Doubled → 4
Pos 4
8
Unchanged
Pos 5
3
Doubled → 6
Pos 6
7
Unchanged
Pos 7
4
Doubled → 8
Pos 8
9
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
2
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 3 → 6 4 → 8 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 + 4 + 8 + 6 + 7 + 8 + 9 + 1 + 4 + 24 = 78

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

The next multiple of ten after 78 is 80. The difference is the calculated check digit.

80 - 78 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1528374972.

Other Providers at the Same Location


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

Clinical Neuropsychologist
22 FREE ST STE 404
PORTLAND, ME 04101

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1528374972, enumerated as an "individual" on August 24, 2010.

The provider is located at 22 FREE ST STE 404 PORTLAND, ME 04101 and the phone number is (207) 544-6810.

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