Summary

Dr. Dagmar Arnold has practiced endocrinology, diabetes and metabolism, and internal medicine for 43 years. She treats hyperlipidemia, high cholesterol in children and teens, and hypertension. Dr. Arnold completed her residency at Johns Hopkins Health System and is affiliated with MedStar Montgomery Medical Center and Medstar Washington Hospital Center. She sees patients in Olney, Maryland, and speaks English and German.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.4
  • 43 years of experience
  • speaks English, German
  • Johns Hopkins Health System
  • 15 written reviews
  • 2 specialties
  • 14 areas of expertise
  • 2 hospital affiliations
  • 2 office locations
  • Female

Patients’ Perspective

  • Gave an accurate diagnosis
  • Spent time with me
  • Provided follow-up after the visit

Office Locations

Dr. Dagmar R Arnold has 2 locations

Arnold Dagmar R Office

18111 Prince Philip Dr Ste T13Olney, MD 20832
Mon8:00 am - 2:00 pm
Tue8:00 am - 2:00 pm
Wed8:00 am - 2:00 pm
Thu8:00 am - 2:00 pm
FriClosed
SatClosed
SunClosed

Medstar Montgomery Medical Center

18101 Prince Philip DrOlney, MD 20832

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Dr. Dagmar R Arnold, MDDr. Peggy Nana Ama Amoakohene, MDDr. Kehinde Folawewo, MDGeorgina A Groleau
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEmergency Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
3.4 
0 
5 
0 
43 Years of Experience 15 Years of Experience 15 Years of Experience 45 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks English, German Speaks English, Twi, French Speaks English
Olney , MDFalls Church , VAOxon Hill , MDWashington , DC
Med School: Aarhus Universitet Det Sundhedsvidenskabelige Fakultet Med School: Meharry Medical College Med School: Obafemi Awolowo College Of Health Sciences Olabisi Onabanjo University Med School: University Of Maryland School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Dagmar R Arnold

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Dagmar R Arnold has the following 2 specialties

Specialty Expertise

Dr. Dagmar R Arnold has the following 14 areas of expertise

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

Certifications, License, & Education

43 Years Experience

Dr. Dagmar R Arnold holds an expired medical license in the state of Maryland.

Medical License

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

Education & Training

Residency

Completed their residency at Johns Hopkins Health System.

Medical School

Graduated from Aarhus Universitet Det Sundhedsvidenskabelige Fakultet in 1983.

NPI Number

Dr. Arnold's NPI number is 1881649432.

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Frequently Asked Questions

How can I make an appointment with Dr. Dagmar Arnold?
You can find contact information for Dr. Dagmar Arnold here on Vitals.
Which hospitals is Dr. Dagmar Arnold affiliated with?
Dr. Dagmar Arnold is affiliated with MEDSTAR MONTGOMERY MEDICAL CENTER and Medstar Washington Hospital Center.
Does Dr. Dagmar Arnold accept my insurance?
You can see the insurance plans that Dr. Dagmar Arnold accepts on their Vitals profile.
Where is Dr. Dagmar Arnold's office located?
Dr. Dagmar Arnold's office is located at 18111 Prince Philip Dr Ste T13, Olney, MD, 20832.
Does Dr. Dagmar Arnold accept virtual/telehealth appointments?
Dr. Dagmar Arnold 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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