STEPHEN MARK ANDERS MD
NPI 1801424007
Internal Medicine - Pulmonary Disease in East Greenwich, RI
NPI Status: Active since April 01, 2020
Contact Information
1405 SOUTH COUNTY TRAIL
SUITE 3A
EAST GREENWICH, RI
ZIP 02818
Phone: (401) 886-7910
Fax: (401) 886-7913
Some details in this NPI profile have been updated in the NPI registry within the last 30 days.
- Individual
- Male
- Internal Medicine
- Pulmonary Disease
About STEPHEN ANDERS
This page provides the complete NPI Profile along with additional information for Stephen Anders, an internist established in East Greenwich, Rhode Island with a medical specialization in Internal Medicine, focusing in pulmonary disease . The healthcare provider is registered in the NPI registry with number 1801424007 assigned on April 2020. The practitioner's primary taxonomy code is 207RP1001X with license number MD21361 (RI). The provider is registered as an individual and his NPI record was last updated May 2026.
- NPI
- 1801424007
- Provider Name
- STEPHEN MARK ANDERS MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1405 SOUTH COUNTY TRAIL SUITE 3A EAST GREENWICH, RI 02818
- Location Phone
- (401) 886-7910
- Location Fax
- (401) 886-7913
- Mailing Address
- 455 TOLL GATE RD WARWICK, RI 02886
- Mailing Phone
- (401) 273-0641
- Mailing Fax
- (401) 886-7913
- Is Sole Proprietor?
- No
- Enumeration Date
- 04-01-2020
- Last Update Date
- 05-27-2026
- Code Navigator
An internist like Stephen Anders 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
Secondary Locations
- 455 Toll Gate Rd
Warwick, RI 02886
(401) 737-7010 - 111 Brewster St
Pawtucket, RI 02860
(401) 729-2635
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 Pulmonary Disease
- Taxonomy Code
- 207RP1001X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- MD21361
- License State
- RI
- Taxonomy Description
- An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
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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 1801424007, 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 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 53 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 4 providers are registered at the same or a nearby location.
EAST GREENWICH, RI 02818
EAST GREENWICH, RI 02818
EAST GREENWICH, RI 02818
EAST GREENWICH, RI 02818
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1801424007, enumerated as an "individual" on April 01, 2020.
The provider is located at 1405 SOUTH COUNTY TRAIL SUITE 3A EAST GREENWICH, RI 02818 and the phone number is (401) 886-7910.
Internal Medicine with taxonomy code 207RP1001X and a focus in Pulmonary Disease.
