SARAH MARIE CRISTOFANO LCSW-C
NPI 1902770209
Social Worker - School in Hagerstown, MD
NPI Status: Active since October 01, 2025
Contact Information
10435 DOWNSVILLE PIKE
HAGERSTOWN, MD
ZIP 21740
Phone: (240) 673-6725
- Individual
- Female
- Social Worker
- School
About SARAH CRISTOFANO
This page provides the complete NPI Profile along with additional information for Sarah Cristofano, a provider established in Hagerstown, Maryland with a medical specialization in Social Worker, focusing in school . The healthcare provider is registered in the NPI registry with number 1902770209 assigned on October 2025. The practitioner's primary taxonomy code is 1041S0200X with license number 29006 (MD). The provider is registered as an individual and her NPI record was last updated one year ago.
- NPI
- 1902770209
- Provider Name
- SARAH MARIE CRISTOFANO LCSW-C
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 10435 DOWNSVILLE PIKE HAGERSTOWN, MD 21740
- Location Phone
- (240) 673-6725
- Mailing Address
- 10435 DOWNSVILLE PIKE HAGERSTOWN, MD 21740
- Mailing Phone
- (240) 673-6725
- Is Sole Proprietor?
- No
- Enumeration Date
- 10-01-2025
- Last Update Date
- 10-01-2025
- Code Navigator
A school social worker like Sarah Cristofano works with teachers, parents, and school administrators to develop plans and strategies to improve students' academic performance and social development. Students are referred to school social workers to deal with problems like aggressive behavior, bullying, or frequent school absences.
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
Social Worker School
- Taxonomy Code
- 1041S0200X
- Type
- Behavioral Health & Social Service Providers
- License No.
- 29006
- License State
- MD
Secondary Taxonomies
The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.
| No. | Taxonomy Code | Type | Classification / Specialization |
License No. (State) |
|---|---|---|---|---|
| 1 | 1041C0700X | Behavioral Health & Social Service Providers | Social Worker | 29006 (MD) |
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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 1902770209, we treat the final digit (9) 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 9).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 51 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
HAGERSTOWN, MD 21740
HAGERSTOWN, MD 21740
HAGERSTOWN, MD 21740
HAGERSTOWN, MD 21740
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1902770209, enumerated as an "individual" on October 01, 2025.
The provider is located at 10435 DOWNSVILLE PIKE HAGERSTOWN, MD 21740 and the phone number is (240) 673-6725.
Social Worker with taxonomy code 1041S0200X and a focus in School.
