MARY L. LEWIS M.D. – NPI #1790770386
Internal Medicine
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
MARY LEWIS is a physician located in CHARLESTON, WV. NPPES has assigned the NPI number 1790770386 to MARY LEWIS on September 20, 2005. It is a Type-1 NPI, indicating this NPI number is associated with an individual. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207RN0300X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Nephrology
The NPI profile was last updated on Sep 11, 2025. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for MARY LEWIS below.
NPI Profile for
MARY L. LEWIS
(more than 20 years ago)
CAMC
CHARLESTON, WV 25301 Phone: (304) 388-7191 Fax:
CHARLESTON, WV 25312-9460 Phone: (304) 984-3013 Fax:
Identifiers for MARY LEWIS
Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.
| Description | Issuer | State | Identifier |
|---|---|---|---|
| OTHER | DEA NUMBER | WV | AL1382299 |
A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.
| Taxonomy Classification / Specialization | State | License |
|---|---|---|
| 207RN0300X - Internal Medicine / Nephrology (Primary) |
WV | 9415 |
| 204F00000X - Transplant Surgery |
WV | 9415 |
The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.