DR. ROYA ZARPAK MD, MS
NPI 1083242937
Pathology - Blood Banking & Transfusion Medicine in Bethesda, MD
- Individual
- Female
- Pathology
- Blood Banking & Transfusion Medicine
About ROYA ZARPAK
This page provides the complete NPI Profile along with additional information for Roya Zarpak, a provider established in Bethesda, Maryland with a medical specialization in Pathology, focusing in blood banking & transfusion medicine . The healthcare provider is registered in the NPI registry with number 1083242937 assigned on March 2020. The practitioner's primary taxonomy code is 207ZB0001X with license number D0098751 (MD). The provider is registered as an individual and her NPI record was last updated July 2026.
- NPI
- 1083242937
- Provider Name
- DR. ROYA ZARPAK MD, MS
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 10 CENTER DR BETHESDA, MD 20892
- Location Phone
- (000) 000-0000
- Mailing Address
- 5909 IPSWICH RD BETHESDA, MD 20814
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 03-27-2020
- Last Update Date
- 07-14-2026
- Code Navigator
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
Pathology Blood Banking & Transfusion Medicine
- Taxonomy Code
- 207ZB0001X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- D0098751
- License State
- MD
- Taxonomy Description
- A physician who specializes in blood banking/transfusion medicine is responsible for the maintenance of an adequate blood supply, blood donor and patient-recipient safety and appropriate blood utilization. Pre-transfusion compatibility testing and antibody testing assure that blood transfusions, when indicated, are as safe as possible. This physician directs the preparation and safe use of specially prepared blood components, including red blood cells, white blood cells, platelets and plasma constituents, and marrow or stem cells for transplantation.
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 | 207ZP0102X | Allopathic & Osteopathic Physicians | Pathology | D0098751 (MD) |
| 2 | 390200000X | Student, Health Care | Student in an Organized Health Care Education/Training Program |
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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 1083242937, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).
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 63 is 70. 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.
BETHESDA, MD 20892
BETHESDA, MD 20892
BETHESDA, MD 20892
BETHESDA, MD 20892
BETHESDA, MD 20892
BETHESDA, MD 20892
BETHESDA, MD 20892
BETHESDA, MD 20892
BETHESDA, MD 20892
BETHESDA, MD 20892
BETHESDA, MD 20892
BETHESDA, MD 20892
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1083242937, enumerated as an "individual" on March 27, 2020.
The provider is located at 10 CENTER DR BETHESDA, MD 20892 and the phone number is (000) 000-0000.
Pathology with taxonomy code 207ZB0001X and a focus in Blood Banking & Transfusion Medicine.
