Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.

DR. MARK JOSEPH FESLER, MD

Active

DR. MARK JOSEPH FESLER, MD is a Hematology healthcare provider located in SAINT LOUIS, Missouri. NPI 1235204066 is currently active in the NPPES registry. Verify at CMS.

Hematology · SAINT LOUIS, MO

Registration Details

NPI Number: 1235204066
Provider Type: Individual
Gender: Male
NPI Issued: Nov 21, 2006 (19.758988829234 yrs)
Last Updated: Mar 29, 2021
Licenses: 43133 (CO)

2008029015 (MO)

Practice Information

Address: 3655 VISTA AVE

SAINT LOUIS, MO, 631102539
Browse MO providers · Browse ZIP 63110
Phone: 3149774340
Fax: 3147731167
Primary Specialty: Hematology
207RH0003X
Additional Specialty: Hematology

Other Hematology Providers in SAINT LOUIS, MO

Name	Credential	NPI
DR. PETER D WEISS	M.D.	1679576359
DR. BARBRA A HORN	M.D.	1295738961
JOHN R ECKARDT	MD	1568450096
LEONARD A WHITE JR.	MD	1821088550
DR. ALVIN K SCHERGEN	MD	1306828074
DR. SHABBIR H SAFDAR	M.D	1952380107

Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.