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DR. RONALD J. ROSS JR. M.D.
NPI 1396784542
Emergency Medicine - Emergency Medical Services in Prince Frederick, MD

Active since June 05, 2006
100 HOSPITAL RD, PRINCE FREDERICK, MD 20678(301) 855-1012 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

About Dr. Ronald J. Ross Jr. M.d. NPPES

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

DR. RONALD J. ROSS JR. M.D. (NPI 1396784542) is an individual emergency medical services provider in Prince Frederick, Maryland, licensed in Maryland (D0022615) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1396784542
Entity TypeIndividualMale
Primary Taxonomy207PE0004X
Provider Legal NameDR. RONALD J. ROSS JR.Credential: M.D.
Location Address100 HOSPITAL RDPrince Frederick, MD 20678-4017
Mailing AddressPo Box 809, 14758 Patuxant AveSolomons, MD 20688-0809 · (410) 394-1295
Phone(301) 855-1012
Sole ProprietorNo
Enumeration DateJune 5, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1396784542 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency Medicine · Emergency Medical ServicesAllopathic & Osteopathic Physicians
Taxonomy Code207PE0004X
License✔ Licensed in MD · D0022615
Definition
An emergency medicine physician who specializes in non-hospital based emergency medical services (e.g., disaster site, accident scene, transport vehicle, etc.) to provide pre-hospital assessment, treatment, and transport patients.
100 HOSPITAL RD, Prince Frederick, MD 20678
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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.

CALVERT MEMORIAL HOSPITAL OF CALVERT COUNTY
Clinical Medical Laboratory
100 HOSPITAL RD
PRINCE FREDERICK, MD 20678
Calvert County (410) 535-8330
MR. LUIS ANTONIO VELAZQUEZ CRNA
Nurse Anesthetist, Certified Registered
100 HOSPITAL RD
PRINCE FREDERICK, MD 20678
Calvert County (410) 635-4000
REBECCA MURPHY PA-C
Physician Assistant
100 HOSPITAL RD
PRINCE FREDERICK, MD 20678
Calvert County (410) 535-4000
MDICS AT CALVERT LLC
Hospitalist
100 HOSPITAL RD
PRINCE FREDERICK, MD 20678
Calvert County (443) 949-0814
DR. MEENA PODDAR M.D.
Pediatrics
100 HOSPITAL RD
PRINCE FREDERICK, MD 20678
Calvert County (301) 855-1012
WASHINGTON HOSPITAL CENTER CORP
Surgery (Vascular Surgery)
100 HOSPITAL RD
PRINCE FREDERICK, MD 20678
Calvert County (301) 855-1012
THOMAS MICHAEL ANNULIS MD
Hospitalist
100 HOSPITAL RD
PRINCE FREDERICK, MD 20678
Calvert County (410) 535-4000
CAROLINA MAMAN-APPLEWHITE MD
Pediatrics
100 HOSPITAL RD
PRINCE FREDERICK, MD 20678
Calvert County (410) 414-4644

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 Ross's NPI number?

The NPI number for Ronald Ross is 1396784542. It was assigned to this individual provider in the NPPES registry on June 5, 2006.

Where is Ronald Ross located?

Ronald Ross practices at 100 Hospital Rd, Prince Frederick, MD 20678. The listed phone number is (301) 855-1012.

What is Ronald Ross's specialty?

The primary specialty registered for this NPI is Emergency Medicine, specializing in Emergency Medical Services, with taxonomy code 207PE0004X.

When was this NPI record last updated?

The NPPES record for Ronald Ross was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.