ERIN RATTERMAN MD
NPI 1881213866
Pediatrics - Pediatric Hematology-Oncology in Seattle, WA
NPI Status: Active since April 10, 2020
Contact Information
4800 SAND POINT WAY NE
SEATTLE, WA
ZIP 98105
Phone: (206) 987-2106
- Individual
- Female
- Pediatrics
- Pediatric Hematology-Oncology
About ERIN RATTERMAN
This page provides the complete NPI Profile along with additional information for Erin Ratterman, a pediatrician established in Seattle, Washington with a medical specialization in Pediatrics, focusing in pediatric hematology-oncology . The healthcare provider is registered in the NPI registry with number 1881213866 assigned on April 2020. The practitioner's primary taxonomy code is 2080P0207X with license number MD.MD.61433672 (WA). The provider is registered as an individual and her NPI record was last updated May 2026.
- NPI
- 1881213866
- Provider Name
- ERIN RATTERMAN MD
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 4800 SAND POINT WAY NE SEATTLE, WA 98105
- Location Phone
- (206) 987-2106
- Mailing Address
- 4800 SAND POINT WAY NE SEATTLE, WA 98105
- Mailing Phone
- (206) 987-2106
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 04-10-2020
- Last Update Date
- 05-06-2026
- Code Navigator
A pediatrician like Erin Ratterman is a physician who has completed a pediatric residency and is board-certified or board-eligible in a pediatric specialty. Pediatric care providers are trained to care for newborns, infants, children and adolescents. A pediatrician could perform physical exams, manage vaccinations, monitor development milestones, diagnose illnesses, infections, injuries or other health problems, 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
Pediatrics Pediatric Hematology-Oncology
- Taxonomy Code
- 2080P0207X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- MD.MD.61433672
- License State
- WA
- Taxonomy Description
- A pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.
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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 1881213866, 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 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.
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 64 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.
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1881213866, enumerated as an "individual" on April 10, 2020.
The provider is located at 4800 SAND POINT WAY NE SEATTLE, WA 98105 and the phone number is (206) 987-2106.
Pediatrics with taxonomy code 2080P0207X and a focus in Pediatric Hematology-Oncology.
