JOHN THOMAS FLEAGLE MD
NPI 1346224433
Internal Medicine - Hematology & Oncology in Boulder, CO

Q: What is John Fleagle's NPI number?

The NPI number for John Fleagle is 1346224433. It was assigned to this individual provider in the NPPES registry on December 1, 2005.

Q: What is John Fleagle's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Q: When was this NPI record last updated?

The NPPES record for John Fleagle was last updated on December 17, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since December 01, 2005

4715 ARAPAHOE AVE, BOULDER, CO 80303(303) 385-2000(303) 444-1839 Get Directions Write a Review

NPPES record last updated: December 17, 2008. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About John Thomas Fleagle Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN THOMAS FLEAGLE MD (NPI 1346224433) is an individual hematology & oncology provider in Boulder, Colorado, licensed in Colorado (23933) and active in the NPI registry since December 2005.

NPPES Registry Identity

NPI1346224433

Entity TypeIndividualMale

Primary Taxonomy207RH0003X

Provider Legal NameJOHN THOMAS FLEAGLECredential: MD

Location Address4715 ARAPAHOE AVEBoulder, CO 80303-1385

Mailing Address7951 E Maplewood Ave, Ste 300Greenwood Village, CO 80111-4723 · (303) 930-7000 · Fax (303) 930-7860

Phone(303) 385-2000

Fax(303) 444-1839

Sole ProprietorNo

Enumeration DateDecember 1, 2005

Last NPPES UpdateDecember 17, 2008

✔ NPI 1346224433 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in CO · 23933

Definition

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.

4715 ARAPAHOE AVE, Boulder, CO 80303

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Other Identifiers 3

Medicare PINC205378CO

Medicaid41937261CO

Medicare UPIND24359

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

AUSTIN POOLE MD

Internal Medicine (Hematology & Oncology)