National Provider Identifier Database

JOSIAH AN, MD – NPI #1053791517
Hematology & Oncology

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.


Contact Information

JOSIAH AN, MD
3333 SILAS CREEK PKWY
WINSTON-SALEM, NC27103-3013
Phone: 336-277-8800
Fax: 336-277-8850
Website:
Specialty Taxonomy Code
* Hematology & Oncology 207RH0003X
Cardiovascular Disease 207RC0000X
Gastroenterology 207RG0100X
Internal Medicine 207R00000X
Pulmonary Disease 207RP1001X

* Indicates primary specialty

NPI Profile & details for JOSIAH AN

NPI Number 1053791517
Credentials MD
Entity Individual
Enumeration date 05/31/2015
Last updated 12/17/2025 - About 6 months ago
Sole proprietor1 No
Identifiers
  • IA License #: R10218
  • NC License #: 2021-01298
  • WA License #: MD70049970
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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