SYLVIE MAH FON NP
NPI 1083196414
Nurse Practitioner - Psychiatric/Mental Health in Hagerstown, MD
NPI Status: Active since September 01, 2018
Contact Information
44 N POTOMAC ST STE 103
HAGERSTOWN, MD
ZIP 21740
Phone: (301) 793-9383
NPPES record last updated: October 4, 2018. Verified against the NPPES registry weekly; last sync: July 12, 2026.
Record update history: Oct 4, 2018, Sep 20, 2018, Sep 1, 2018 (3 updates tracked since 2018).
- Individual
- Female
- Nurse Practitioner
- Psychiatric/Mental Health
About SYLVIE FON
This page provides the complete NPI Profile along with additional information for Sylvie Fon, a provider established in Hagerstown, Maryland with a medical specialization in Nurse Practitioner, focusing in psychiatric/mental health . The healthcare provider is registered in the NPI registry with number 1083196414 assigned on September 2018. The practitioner's primary taxonomy code is 363LP0808X with license number R187192 (MD). The provider is registered as an individual and her NPI record was last updated 8 years ago.
- NPI
- 1083196414
- Provider Name
- SYLVIE MAH FON NP
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 44 N POTOMAC ST STE 103 HAGERSTOWN, MD 21740
- Location Phone
- (301) 793-9383
- Mailing Address
- 2808 MOZART DR SILVER SPRING, MD 20904
- Mailing Phone
- (301) 793-9383
- Is Sole Proprietor?
- No
- Enumeration Date
- 09-01-2018
- Last Update Date
- 10-04-2018
- Code Navigator
A nurse practitioner (NP) like Sylvie Fon 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
Secondary Locations
- 2808 Mozart Dr
Silver Spring, MD 20904
(301) 793-9383
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.
- R187192
- License State
- MD
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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 1083196414, 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.
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 56 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 2 providers are registered at the same or a nearby location.
HAGERSTOWN, MD 21740
HAGERSTOWN, MD 21740
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1083196414, enumerated as an "individual" on September 01, 2018.
The provider is located at 44 N POTOMAC ST STE 103 HAGERSTOWN, MD 21740 and the phone number is (301) 793-9383.
Nurse Practitioner with taxonomy code 363LP0808X and a focus in Psychiatric/Mental Health.
