Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

YING SUN M.S.
NPI 1417954868
Specialist in Maywood, IL

Active since June 30, 2005
2160 S 1ST AVE, MAYWOOD, IL 60153(708) 216-3821(708) 216-2137 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Female
  • Specialist

About YING SUN

This page provides the complete NPI Profile along with additional information for Ying Sun, a provider established in Maywood, Illinois with a medical specialization in Specialist. The healthcare provider is registered in the NPI registry with number 1417954868 assigned on June 2005. The practitioner's primary taxonomy code is 174400000X. The provider is registered as an individual and her NPI record was last updated July 2026.

NPI
1417954868
Provider Name
YING SUN M.S.
Gender
Female
Entity Type
Individual
Location Address
2160 S 1ST AVE MAYWOOD, IL 60153
Location Phone
(708) 216-3821
Location Fax
(708) 216-2137
Mailing Address
1762 CITADEL DR NAPERVILLE, IL 60565
Mailing Phone
(630) 983-3532
Is Sole Proprietor?
No
Enumeration Date
06-30-2005
Last Update Date
07-13-2026
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License State
IL
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Reviews for YING SUN M.S.

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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 1417954868, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

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
4
Unchanged
Pos 3
1
Doubled → 2
Pos 4
7
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
5
Unchanged
Pos 7
4
Doubled → 8
Pos 8
8
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
8
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 1 → 2 9 → 18 → 9 4 → 8 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 2 + 7 + 1 + 8 + 5 + 8 + 8 + 1 + 2 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1417954868.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine
2160 S 1ST AVE, LOYOLA UNIV. HOSPITAL, ROOM 7604
MAYWOOD, IL 60153
Internal Medicine (Infectious Disease)
2160 S 1ST AVE, (1950 S. HARLEM AVE., NORTH RIVERSIDE, IL. 60546)
MAYWOOD, IL 60153
Otolaryngology
2160 S 1ST AVE, (9608 ROBERTS RD., HICKORY HILLS, IL. 60457)
MAYWOOD, IL 60153
Internal Medicine (Infectious Disease)
2160 S 1ST AVE, LUH - NORTH ENT. , RM.7604
MAYWOOD, IL 60153
Otolaryngology (Otology & Neurotology)
2160 S 1ST AVE, MAGUIRE CENTER 1870
MAYWOOD, IL 60153
Neurological Surgery
2160 S 1ST AVE, (MAGUIRE CENTER, RM. 1900)
MAYWOOD, IL 60153
Radiology (Diagnostic Radiology)
2160 S 1ST AVE, MCGAW ENT., RM. 47
MAYWOOD, IL 60153
Radiology (Neuroradiology)
2160 S 1ST AVE, MCGAW ENT., RM. 47
MAYWOOD, IL 60153
Internal Medicine (Hematology & Oncology)
2160 S 1ST AVE, (15750 MARION DR., HOMER GLEN, IL. 60491)
MAYWOOD, IL 60153
Radiology (Neuroradiology)
2160 S 1ST AVE, (MCGAW ENT., RM. 47)
MAYWOOD, IL 60153
Dermatology
2160 S 1ST AVE, (321 LAGRANGE RD., LAGRANDE PARK, IL.60526)
MAYWOOD, IL 60153
Internal Medicine (Cardiovascular Disease)
2160 S 1ST AVE, (1950 S. HARLEM AVE., NORTH RIVERSIDE, IL. 60546)
MAYWOOD, IL 60153
Psychiatry & Neurology (Neurology)
2160 S 1ST AVE, (17W740 22ND STREET, OAKBROOK TERRACE, IL. 60181)
MAYWOOD, IL 60153
Anesthesiology
2160 S 1ST AVE, BLGD., 103, RM. 3102
MAYWOOD, IL 60153
Anesthesiology
2160 S 1ST AVE, 101-1740 LOYOLA UNIVERSITY MEDICAL CENTER
MAYWOOD, IL 60153
Anesthesiology
2160 S 1ST AVE, LOYOLA UNIVERSITY MEDICAL CENTER 101-1740
MAYWOOD, IL 60153
Anesthesiology
2160 S 1ST AVE, 101-1740 LOYOLA UNIVERSITY MEDICAL CENTER
MAYWOOD, IL 60153
Anesthesiology
2160 S 1ST AVE, 101-1740 LOYOLA UNIVERSITY MEDICAL CENTER
MAYWOOD, IL 60153
Anesthesiology
2160 S 1ST AVE, (BLDG. 103, RM.3102)
MAYWOOD, IL 60153
Anesthesiology (Critical Care Medicine)
2160 S 1ST AVE, LOYOLA UNIVERSITY MEDICAL CENTER 101-1740
MAYWOOD, IL 60153

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1417954868, enumerated as an "individual" on June 30, 2005.

The provider is located at 2160 S 1ST AVE MAYWOOD, IL 60153 and the phone number is (708) 216-3821.

Specialist with taxonomy code 174400000X.