Individual provider · Type 1 NPI

Kelly N. Casteel, MD

Hematology & Oncology Physician · Longmont, CO

NPI number 1740536291 Active

Practice location

1760 E Ken Pratt Blvd Ste 302
Longmont, CO 80504-5311

Call (303) 684-1900 Map

Mailing address

7951 E Maplewood Ave Ste 350
Greenwood Village, CO 80111-4758

Specialties and licenses

TaxonomyCodeLicense
Hematology & Oncology Physician Primary 207RH0003XDR.0070194 (CO)

Hematology & Oncology Physician: 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.

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About NPI 1740536291

Kelly N. Casteel, MD's National Provider Identifier is 1740536291, issued on Aug 1, 2012. The primary taxonomy on file is Hematology & Oncology Physician (207RH0003X), and the practice location is in Longmont, CO. The record was last updated on Jul 23, 2026.