Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Ralph Maroun, MD

Individual provider Pulmonary Disease Physician · NPI 1982157608

Ralph Maroun, MD is a Critical Care (Intensivists) in Reston, Virginia. Qualified in 2012, 14 years ago. Practices with Intensive Care Consortium Inc, a 483-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Tennessee and Virginia.

Years since qualifying
14
Licensed in
TN, VA
In the registry since
2016
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1850 Town Center Pkwy
Reston, VA 20190-3204
Phone: (703) 689-9000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 6473 Kingston Pike Ste 6473, Knoxville, TN 37919-4832 — (888) 412-2649

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 64455 (TN)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 0101287781 (VA)

Record details

NPI number1982157608
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 29, 2016
Last updated in NPPESFebruary 5, 2026
Certification dateFebruary 5, 2026
Mailing addressPo Box 207830, Dallas, TX 75320-7830

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Also practisesINTERNAL MEDICINE, PULMONARY DISEASE
Medical schoolOTHER
Graduated 2012 (14 years in practice)
Group practice Intensive Care Consortium Inc — 483 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services