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DONALD R. SISLEN M.D.
NPI 1801826524
Internal Medicine in Saint Louis, MO

Active since July 05, 2006
621 S NEW BALLAS RD, SUITE 460-A, SAINT LOUIS, MO 63141(314) 251-6922(314) 251-6634 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Donald R. Sislen M.d. NPPES

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

DONALD R. SISLEN M.D. (NPI 1801826524) is an individual internal medicine provider in Saint Louis, Missouri, licensed in Missouri (31905) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1801826524
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDONALD R. SISLENCredential: M.D.
Location Address621 S NEW BALLAS RD, SUITE 460-ASaint Louis, MO 63141-8232
Mailing Address621 S New Ballas Rd, Suite 460-aSaint Louis, MO 63141-8232 · (314) 251-6922 · Fax (314) 251-6634
Phone(314) 251-6922
Fax(314) 251-6634
Sole ProprietorNo
Enumeration DateJuly 5, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1801826524 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MO · 31905
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
621 S NEW BALLAS RD, Saint Louis, MO 63141
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Other Identifiers 1

Medicare UPINA10873

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.

STEPHANIE LYNN SHOREY WHNP-BC
Nurse Practitioner (Women's Health)
621 S NEW BALLAS RD, SUITE 2007B
SAINT LOUIS, MO 63141
St. Louis County (314) 991-5000
DR. KATHRYN BOTNEY M.D.
Obstetrics & Gynecology
621 S NEW BALLAS RD, SUITE 4005
SAINT LOUIS, MO 63141
St. Louis County (314) 567-5016
HUILIN LI M.D.
Internal Medicine
621 S NEW BALLAS RD, SUITE 3016B
SAINT LOUIS, MO 63141
St. Louis County (314) 251-6339
LUIS A GIUFFRA LLC
Psychiatry & Neurology (Psychiatry)
621 S NEW BALLAS RD, SUITE 398A
SAINT LOUIS, MO 63141
St. Louis County (314) 251-7720
JOSEPH G HERRMANN MD LLC
Specialist
621 S NEW BALLAS RD, SUITE 419A
SAINT LOUIS, MO 63141
St. Louis County (314) 432-0056
KAREN KILO RN, CDE, RD
Nutritionist (Nutrition, Education)
621 S NEW BALLAS RD, SUITE 460A
SAINT LOUIS, MO 63141
St. Louis County (314) 251-4330
KATINA M CANDEE PA-C
Physician Assistant
621 S NEW BALLAS RD, SUITE 483A
SAINT LOUIS, MO 63141
St. Louis County (314) 251-2095
DR. PETER KONG-WOO YOON M.D.
Specialist
621 S NEW BALLAS RD, STE 297A
SAINT LOUIS, MO 63141
St. Louis County (314) 251-6364

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Donald Sislen's NPI number?

The NPI number for Donald Sislen is 1801826524. It was assigned to this individual provider in the NPPES registry on July 5, 2006.

Where is Donald Sislen located?

Donald Sislen practices at 621 S New Ballas Rd Suite 460-A, Saint Louis, MO 63141. The listed phone number is (314) 251-6922.

What is Donald Sislen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Donald Sislen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.