NATALIE GREISL PHARMD
NPI 1750266235
Pharmacist - Oncology in Fishers, IN
NPI Status: Active since August 06, 2025
Contact Information
11243 WINDERMERE BLVD
FISHERS, IN
ZIP 46037
Phone: (317) 557-2770
- Individual
- Female
- Pharmacist
- Oncology
About NATALIE GREISL
This page provides the complete NPI Profile along with additional information for Natalie Greisl, a provider established in Fishers, Indiana with a medical specialization in Pharmacist, focusing in oncology . The healthcare provider is registered in the NPI registry with number 1750266235 assigned on August 2025. The practitioner's primary taxonomy code is 1835X0200X with license number 26023170A (IN). The provider is registered as an individual and her NPI record was last updated one year ago.
- NPI
- 1750266235
- Provider Name
- NATALIE GREISL PHARMD
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 11243 WINDERMERE BLVD FISHERS, IN 46037
- Location Phone
- (317) 557-2770
- Mailing Address
- 11243 WINDERMERE BLVD FISHERS, IN 46037
- Mailing Phone
- (317) 557-2770
- Is Sole Proprietor?
- No
- Enumeration Date
- 08-06-2025
- Last Update Date
- 08-06-2025
- Code Navigator
A pharmacist like Natalie Greisl fills prescription medications, verifying instructions from physicians and offers expertise in the safe use of prescriptions. Pharmacists instruct patients on how to take a prescribed medicine and educate patients about potential side effects. Pharmacists might also conduct health and wellness screenings, provide immunizations, oversee the medications given to patients, and provide advice on healthy lifestyles.
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
Pharmacist Oncology
- Taxonomy Code
- 1835X0200X
- Type
- Pharmacy Service Providers
- License No.
- 26023170A
- License State
- IN
- Taxonomy Description
- A licensed pharmacist who has demonstrated specialized knowledge and skill in developing, recommending, implementing, monitoring, and modifying pharmacotherapeutic plans to optimize outcomes in patients with malignant 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 1750266235, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).
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 55 is 60. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1750266235, enumerated as an "individual" on August 06, 2025.
The provider is located at 11243 WINDERMERE BLVD FISHERS, IN 46037 and the phone number is (317) 557-2770.
Pharmacist with taxonomy code 1835X0200X and a focus in Oncology.
