Summary

Dr. Roy Langley treats hyperglycemic emergency, high blood sugar in children, and hyperglycemia, and has practiced endocrinology, diabetes and metabolism, and internal medicine for 32 years. He is affiliated with Inova Fairfax Hospital and Inova Fair Oaks Hospital.

He completed his residency at Walter Reed National Military Medical Center and sees patients in Fairfax and Falls Church, Virginia. Patients on Vitals rate Dr. Langley 3.97 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4
  • 32 years of experience
  • speaks English
  • Walter Reed National Military Medical Center
  • 16 written reviews
  • 2 specialties
  • 14 areas of expertise
  • 2 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Roy William Langley has 3 locations

Northern Virginia Endocrinologists

3201 Jermantown Rd Ste 250Fairfax, VA 22030
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:00 pm
SatClosed
SunClosed

Inova Fairfax Hospital

3300 Gallows RdFalls Church, VA 22042

Inova Fair Oaks Hospital

3600 Joseph Siewick DrFairfax, VA 22033

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Dr. Roy William Langley, MD
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Dr. Roy William Langley, MDDr. Kehinde Folawewo, MDDr. Peggy Nana Ama Amoakohene, MDNebiyat Zewdie
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismAnesthesiology
Accepts New Patients Accepts New Patients Accepts New Patients
4 
5 
0 
0 
32 Years of Experience 15 Years of Experience 15 Years of Experience 4 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks English Speaks English Speaks English, Twi, French
Fairfax , VAOxon Hill , MDFalls Church , VAPhiladelphia , PA
Med School: Loyola University Of Chicago Stritch School Of Medicine Med School: Obafemi Awolowo College Of Health Sciences Olabisi Onabanjo University Med School: Meharry Medical College Med School: Howard University College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Roy William Langley

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Roy William Langley has the following 2 specialties

Specialty Expertise

Dr. Roy William Langley has the following 14 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Diabetes Mellitus, Type 1
  • Diabetes, Type 2
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Internal Medicine

Certifications, License, & Education

32 Years Experience

Dr. Roy William Langley holds an expired medical license in the state of Virginia.

Medical License

Medical Doctor with an expired medical license in the state of Virginia that expired in 2026.

Education & Training

Residency

Completed their residency at Walter Reed National Military Medical Center.

Medical School

Graduated from Loyola University Of Chicago Stritch School Of Medicine in 1994.

NPI Number

Dr. Langley's NPI number is 1750394755.

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Frequently Asked Questions

Is Dr. Roy Langley accepting new patients?
Dr. Roy Langley is accepting new patients on Vitals. View Dr. Roy Langley's profile on Vitals to make an appointment.
Does Dr. Roy Langley accept my insurance?
You can see the insurance plans that Dr. Roy Langley accepts on their Vitals profile.
Which hospitals is Dr. Roy Langley affiliated with?
Dr. Roy Langley is affiliated with INOVA FAIRFAX HOSPITAL and Inova Fair Oaks Hospital.
Where is Dr. Roy Langley's office located?
Dr. Roy Langley's office is located at 3201 Jermantown Rd Ste 250, Fairfax, VA, 22030.
Does Dr. Roy Langley accept virtual/telehealth appointments?
Dr. Roy Langley has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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