1. Home
  2. Directory
  3. Missouri
  4. Chesterfield
  5. Internal Medicine
  6. NPI Profile

DR. JOSEPH F. RUWITCH JR. M.D.
NPI 1699728865
Internal Medicine in Chesterfield, MO

Active since May 18, 2006
222 S WOODS MILL RD, SUITE 760 NORTH, CHESTERFIELD, MO 63017(314) 205-6050(314) 434-5939 Get Directions Write a Review

NPPES record last updated: April 24, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Joseph F. Ruwitch Jr. M.d. NPPES

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

DR. JOSEPH F. RUWITCH JR. M.D. (NPI 1699728865) is an individual internal medicine provider in Chesterfield, Missouri, licensed in Missouri (30779) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1699728865
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. JOSEPH F. RUWITCH JR.Credential: M.D.
Location Address222 S WOODS MILL RD, SUITE 760 NORTHChesterfield, MO 63017-3625
Mailing Address222 S Woods Mill Rd, Suite 760 NorthChesterfield, MO 63017-3625 · (314) 205-6050 · Fax (314) 434-5939
Phone(314) 205-6050
Fax(314) 434-5939
Sole ProprietorNo
Enumeration DateMay 18, 2006
Last NPPES UpdateApril 24, 2014
✔ NPI 1699728865 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MO · 30779
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.
Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License 30779 (MO)
222 S WOODS MILL RD, Chesterfield, MO 63017
Open in Google Maps ↗

Other Identifiers 4

Medicare PIN124012931MO
Medicare UPINA11546MO
Other10872052MO · Caqh
Medicaid202744504MO

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.

MS. KIMBERLY C GRUNZINGER MSN, RN, ACNS-BC
Clinical Nurse Specialist (Adult Health)
222 S WOODS MILL RD, SUITE 480 N
CHESTERFIELD, MO 63017
St. Louis County (314) 576-7343
RACHEL LYNN FISHMAN OIKNINE M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
222 S WOODS MILL RD, SUITE 410N
CHESTERFIELD, MO 63017
St. Louis County (314) 469-6224
MARYLAND MEDICAL GROUP LTD
Internal Medicine
222 S WOODS MILL RD, SUITE 350N
CHESTERFIELD, MO 63017
St. Louis County (314) 205-6557
MARIA THERESA WEIR
Nurse Practitioner (Adult Health)
222 S WOODS MILL RD, SUITE 410N
CHESTERFIELD, MO 63017
St. Louis County (314) 469-6224
JOHN BEST MD
Internal Medicine (Pulmonary Disease)
222 S WOODS MILL RD, SUITE 310 NORTH
CHESTERFIELD, MO 63017
St. Louis County (314) 576-6700
WEST COUNTY OPHTHALMOLOGY, INC
Ophthalmology
222 S WOODS MILL RD, SUITE 660N
CHESTERFIELD, MO 63017
St. Louis County (314) 878-9902
TARISAI SHARON NYAHODA MD
Internal Medicine (Geriatric Medicine)
222 S WOODS MILL RD
CHESTERFIELD, MO 63017
St. Louis County (314) 205-6050
ZOE LEYH DO
Internal Medicine (Infectious Disease)
222 S WOODS MILL RD
CHESTERFIELD, MO 63017
St. Louis County (314) 205-6050

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 Joseph Ruwitch's NPI number?

The NPI number for Joseph Ruwitch is 1699728865. It was assigned to this individual provider in the NPPES registry on May 18, 2006.

Where is Joseph Ruwitch located?

Joseph Ruwitch practices at 222 S Woods Mill Rd Suite 760 North, Chesterfield, MO 63017. The listed phone number is (314) 205-6050.

What is Joseph Ruwitch'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 Joseph Ruwitch was last updated on April 24, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.