FIONA CHEN DPM
NPI 1538862396
Podiatrist - Foot & Ankle Surgery in East Norwich, NY

NPI Status: Active since March 22, 2023

Contact Information

898 OYSTER BAY RD
EAST NORWICH, NY
ZIP 11732
Phone: (516) 624-2101

Get Directions Write a Review

  • Individual
  • Female
  • Podiatrist
  • Foot & Ankle Surgery

About FIONA CHEN

This page provides the complete NPI Profile along with additional information for Fiona Chen, a provider established in East Norwich, New York with a medical specialization in Podiatrist, focusing in foot & ankle surgery . The healthcare provider is registered in the NPI registry with number 1538862396 assigned on March 2023. The practitioner's primary taxonomy code is 213ES0103X with license number N007533 (NY). The provider is registered as an individual and her NPI record was last updated June 2026.

NPI
1538862396
Provider Name
FIONA CHEN DPM
Gender
Female
Entity Type
Individual
Location Address
898 OYSTER BAY RD EAST NORWICH, NY 11732
Location Phone
(516) 624-2101
Mailing Address
270-05 76TH AVE RESEARCH BUILDING C-LEVEL RM039AB NEW HYDE PARK, NY 11040
Is Sole Proprietor?
No
Enumeration Date
03-22-2023
Last Update Date
06-18-2026
Code Navigator

Location Map

Secondary Locations

  • 2965 Long Beach Rd
    Oceanside, NY 11572
    (516) 766-8500
  • 1040 Hempstead Tpke
    Franklin Square, NY 11010
    (516) 775-7565

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

Podiatrist Foot & Ankle Surgery

Taxonomy Code
213ES0103X
Type
Podiatric Medicine & Surgery Service Providers
License No.
N007533
License State
NY

Reviews for FIONA CHEN DPM

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1538862396, we treat the final digit (6) 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).

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
3
Doubled → 6
Pos 4
8
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
6
Unchanged
Pos 7
2
Doubled → 4
Pos 8
3
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
6
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 3 → 6 8 → 16 → 7 2 → 4 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 6 + 8 + 1 + 6 + 6 + 4 + 3 + 1 + 8 + 24 = 74

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

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1538862396.

Other Providers at the Same Location


The following 11 providers are registered at the same or a nearby location.

Ophthalmology
898 OYSTER BAY RD, SUITE D
EAST NORWICH, NY 11732
Clinic/Center (Primary Care)
898 OYSTER BAY RD, A
EAST NORWICH, NY 11732
Physical Therapist
898 OYSTER BAY RD
EAST NORWICH, NY 11732
Occupational Therapist
898 OYSTER BAY RD
EAST NORWICH, NY 11732
Occupational Therapist
898 OYSTER BAY RD
EAST NORWICH, NY 11732
Early Intervention Provider Agency
898 OYSTER BAY RD
EAST NORWICH, NY 11732
Family Medicine
898 OYSTER BAY RD
EAST NORWICH, NY 11732
Counselor (Mental Health)
898 OYSTER BAY RD
EAST NORWICH, NY 11732
Counselor (Mental Health)
898 OYSTER BAY RD
EAST NORWICH, NY 11732
Occupational Therapist (Pediatrics)
898 OYSTER BAY RD
EAST NORWICH, NY 11732
Podiatrist (Foot & Ankle Surgery)
898 OYSTER BAY RD, D
EAST NORWICH, NY 11732

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1538862396, enumerated as an "individual" on March 22, 2023.

The provider is located at 898 OYSTER BAY RD EAST NORWICH, NY 11732 and the phone number is (516) 624-2101.

Podiatrist with taxonomy code 213ES0103X and a focus in Foot & Ankle Surgery.