DR. HELEN CHEN M.D.
NPI 1528512878
Internal Medicine - Medical Oncology in Bethesda, MD

NPI Status: Active since August 03, 2016

Contact Information

9609 MEDICAL CENTER DR
ROOM 5W456
BETHESDA, MD
ZIP 20892
Phone: (240) 276-6565

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  • Individual
  • Female
  • Internal Medicine
  • Medical Oncology

About HELEN CHEN

This page provides the complete NPI Profile along with additional information for Helen Chen, an internist established in Bethesda, Maryland with a medical specialization in Internal Medicine, focusing in medical oncology . The healthcare provider is registered in the NPI registry with number 1528512878 assigned on August 2016. The practitioner's primary taxonomy code is 207RX0202X with license number D0052017 (MD). The provider is registered as an individual and her NPI record was last updated 10 years ago.

NPI
1528512878
Provider Name
DR. HELEN CHEN M.D.
Gender
Female
Entity Type
Individual
Location Address
9609 MEDICAL CENTER DR ROOM 5W456 BETHESDA, MD 20892
Location Phone
(240) 276-6565
Mailing Address
9609 MEDICAL CENTER DR ROOM 5W456 BETHESDA, MD 20892
Mailing Phone
(240) 276-6565
Is Sole Proprietor?
Yes
Enumeration Date
08-03-2016
Last Update Date
08-03-2016
Code Navigator

An internist like Helen Chen is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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

Internal Medicine Medical Oncology

Taxonomy Code
207RX0202X
Type
Allopathic & Osteopathic Physicians
License No.
D0052017
License State
MD
Taxonomy Description
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.

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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 1528512878, 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 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
5
Unchanged
Pos 3
2
Doubled → 4
Pos 4
8
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
1
Unchanged
Pos 7
2
Doubled → 4
Pos 8
8
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 2 → 4 5 → 10 → 1 2 → 4 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 + 1 + 0 + 1 + 4 + 8 + 1 + 4 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1528512878.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Internal Medicine (Hematology & Oncology)
9609 MEDICAL CENTER DR, ROOM 5W-460, MSC 9739
BETHESDA, MD 20892
Pediatrics (Pediatric Hematology-Oncology)
9609 MEDICAL CENTER DR, RM 5-W414, MSC 9737
BETHESDA, MD 20892
Internal Medicine (Hematology & Oncology)
9609 MEDICAL CENTER DR, ROOM 5W426
BETHESDA, MD 20892
Internal Medicine (Medical Oncology)
9609 MEDICAL CENTER DR
BETHESDA, MD 20892

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1528512878, enumerated as an "individual" on August 03, 2016.

The provider is located at 9609 MEDICAL CENTER DR ROOM 5W456 BETHESDA, MD 20892 and the phone number is (240) 276-6565.

Internal Medicine with taxonomy code 207RX0202X and a focus in Medical Oncology.