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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. RONALD DENNIS GROSS DDS
NPI 1467456491
Dentist - General Practice in Ballwin, MO

Active since June 08, 2005
13975 MANCHESTER RD, BALLWIN, MO 63011(636) 391-9904(636) 391-9389 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Ronald Dennis Gross Dds NPPES

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

DR. RONALD DENNIS GROSS DDS (NPI 1467456491) is an individual general practice provider in Ballwin, Missouri, licensed in Missouri (DE012135) and active in the NPI registry since June 2005.

NPPES Registry Identity

NPI1467456491
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. RONALD DENNIS GROSSCredential: DDS
Location Address13975 MANCHESTER RDBallwin, MO 63011-4500
Mailing Address13975 Manchester RdBallwin, MO 63011-4500 · (636) 391-9904 · Fax (636) 391-9389
Phone(636) 391-9904
Fax(636) 391-9389
Sole ProprietorNo
Enumeration DateJune 8, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1467456491 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in MO · DE012135
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
13975 MANCHESTER RD, Ballwin, MO 63011
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Other Providers at the Same Location NPPES 7

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

EASTER SEALS MISSOURI, INC
Day Training, Developmentally Disabled Services
13975 MANCHESTER RD
BALLWIN, MO 63011
St. Louis County (636) 779-2250
SUSAN TORRILLO MASI LPC
Counselor (Professional)
13975 MANCHESTER RD, SUITE 7
BALLWIN, MO 63011
St. Louis County (314) 303-0790
EASTER SEALS MISSOURI, INC.
Day Training, Developmentally Disabled Services
13975 MANCHESTER RD
BALLWIN, MO 63011
St. Louis County (636) 779-2250
MIDWEST SLEEP DIAGNOSTICS, INC.
Clinic/Center (Sleep Disorder Diagnostic)
13975 MANCHESTER RD, SUITE 9
MANCHESTER, MO 63011
St. Louis County (636) 227-8787
LUNG & SLEEP MEDICINE, INC.
Internal Medicine (Pulmonary Disease)
13975 MANCHESTER RD, SUITE 7
MANCHESTER, MO 63011
St. Louis County (314) 821-1222
SUSAN MASI COUNSELING SOLUTIONS, LLC
Counselor (Professional)
13975 MANCHESTER RD, STE 7
BALLWIN, MO 63011
St. Louis County (314) 303-0790
DR. ANTHONY MARK MASI M.D.
Internal Medicine (Sleep Medicine)
13975 MANCHESTER RD, SUITE 7
BALLWIN, MO 63011
St. Louis County (636) 391-1222

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 Ronald Gross's NPI number?

The NPI number for Ronald Gross is 1467456491. It was assigned to this individual provider in the NPPES registry on June 8, 2005.

Where is Ronald Gross located?

Ronald Gross practices at 13975 Manchester Rd, Ballwin, MO 63011. The listed phone number is (636) 391-9904.

What is Ronald Gross's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Ronald Gross was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.