STEPHEN EDWARD GREEFKENS D.O.
NPI 1649246356
Pediatrics - Developmental - Behavioral Pediatrics in Fort Sam Houston, TX
NPI Status: Active since February 23, 2006
Contact Information
3851 ROGER BROOKE DR
MCHE-DP
FORT SAM HOUSTON, TX
ZIP 78234
Phone: (210) 916-0765
Fax: (210) 916-1254
- Individual
- Male
- Pediatrics
- Developmental - Behavioral Pediatrics
About STEPHEN GREEFKENS
This page provides the complete NPI Profile along with additional information for Stephen Greefkens, a pediatrician established in Fort Sam Houston, Texas with a medical specialization in Pediatrics, focusing in developmental - behavioral pediatrics . The healthcare provider is registered in the NPI registry with number 1649246356 assigned on February 2006. The practitioner's primary taxonomy code is 2080P0006X with license number 20A5077 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.
- NPI
- 1649246356
- Provider Name
- STEPHEN EDWARD GREEFKENS D.O.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 3851 ROGER BROOKE DR MCHE-DP FORT SAM HOUSTON, TX 78234
- Location Phone
- (210) 916-0765
- Location Fax
- (210) 916-1254
- Mailing Address
- 3851 ROGER BROOKE DR MCHE-DP SAN ANTONIO, TX 78234
- Mailing Phone
- (210) 916-0765
- Mailing Fax
- (210) 916-1254
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 02-23-2006
- Last Update Date
- 07-08-2007
- Code Navigator
A pediatrician like Stephen Greefkens 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 Developmental - Behavioral Pediatrics
- Taxonomy Code
- 2080P0006X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 20A5077
- License State
- CA
- Taxonomy Description
- A developmental-behavioral specialist is a pediatrician with special training and experience who aims to foster understanding and promotion of optimal development of children and families through research, education, clinical care and advocacy efforts. This physician assists in the prevention, diagnosis, and management of developmental difficulties and problematic behaviors in children and in the family dysfunctions that compromise children's development.
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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 1649246356, 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 19 providers are registered at the same or a nearby location.
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
SAN ANTONIO, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1649246356, enumerated as an "individual" on February 23, 2006.
The provider is located at 3851 ROGER BROOKE DR MCHE-DP FORT SAM HOUSTON, TX 78234 and the phone number is (210) 916-0765.
Pediatrics with taxonomy code 2080P0006X and a focus in Developmental - Behavioral Pediatrics.
