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Edit this profileAt a glance
- 400 W 7Th St, Frederick, MD 21701
About Dr. Glass-Royal
Mark Glass-Royal, M.D. is a healthcare provider in Frederick, MD specializing in diagnostic radiology. Mark trained at George Washington University School of Medicine, graduating in 1984. Medicare claims data shows Mark provided 11,718 services to 1,986 patients. The services billed most often include low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, injection, gadoterate meglumine, 0.1 ml, and dxa bone density measurement of hip, pelvis, spine. This provider record is associated with NPI 1255361887.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (240) 566-1720
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
400 W 7TH ST
Frederick, MD 21701
Conditions Evaluated or Diagnosed
Within Diagnostic Radiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Abdomen & Pelvis
- Abdominal Pain
- Appendicitis
- Diverticulitis
- Enlarged prostate
- Gallstones
- Kidney stones
- Liver Lesions
- Ovarian cysts
Bone & Joint
- Ankle Sprain or Fracture
- Bone fractures
- Heel pain
- Hip osteoarthritis
- Osteoporosis
- Rotator cuff tear
- Torn meniscus
Brain & Head
- Brain aneurysm
- Brain tumor
- Concussion in Children
- Migraines
- Sinus infection
- Transient ischemic attack
Brain & nerves
Breast
Chest & Heart
General
Heart & blood vessels
Joint & bone
Liver & digestion
Lungs & breathing
Men's health
Neck & Thyroid
Nerve pain
Pelvic health
Spine
Spine & back
Vascular
Women's health
Procedures & services
Breast Imaging
Abdominal imaging
Biopsies
Bone Density
CT Scan
Digestive & liver
Fluoroscopy
General imaging
Heart & blood vessels
Joint & bone
MRI
Nuclear Medicine
Pelvic imaging
Screening & Prevention
Spine & back
Ultrasound
- Abdominal Ultrasound
- Carotid Ultrasound
- Leg Vein Ultrasound
- Pelvic ultrasound
- Scrotal Ultrasound
- Thyroid ultrasound
- Ultrasound
Urinary & kidney
Women's health
X-Ray
Procedures Most Often Billed to Medicare
11,718 services · 1,986 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Fine needle aspiration biopsy using ultrasound guidance, first growth | Procedure | 10005 |
18 | As often as other peers in Diagnostic Radiology |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
485 | More often than most peers in Diagnostic Radiology |
| Ultrasound scan of head and neck soft tissue | Imaging | 76536 |
206 | More than most peers in Diagnostic Radiology |
| Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina | Imaging | 76830 |
155 | More than most peers in Diagnostic Radiology |
| Complete ultrasound scan of abdomen | Imaging | 76700 |
153 | More than most peers in Diagnostic Radiology |
| Complete ultrasound scan of pelvis | Imaging | 76856 |
149 | More than most peers in Diagnostic Radiology |
| Mri scan of lower spinal canal without contrast | Imaging | 72148 |
136 | More often than most peers in Diagnostic Radiology |
| Ct scan of heart with evaluation of blood vessel calcium | Imaging | 75571 |
117 | More often than most peers in Diagnostic Radiology |
| Complete ultrasound scan behind abdominal cavity | Imaging | 76770 |
102 | More often than most peers in Diagnostic Radiology |
| Ct scan of chest without contrast | Imaging | 71250 |
72 | As often as other peers in Diagnostic Radiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other radiologists at this location 3
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other radiologists in Frederick 5
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at George Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1984 at George Washington University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Fine needle aspiration biopsy using ultrasound guidance, first growth 7
Providers in MD who bill this service to Medicare most often.
Common questions
What does Mark Glass-Royal specialize in?
Mark Glass-Royal is a radiologist in Frederick, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
Where is Mark Glass-Royal located?
Mark Glass-Royal is listed at 400 W 7Th St, Frederick, MD 21701. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Mark Glass-Royal's phone number?
The number on file is (240) 566-1720. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Mark Glass-Royal?
Mark Glass-Royal's National Provider Identifier is 1255361887. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Mark Glass-Royal train?
Mark Glass-Royal attended George Washington University School of Medicine, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mark Glass-Royal have?
Mark Glass-Royal has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What does Mark Glass-Royal do most often?
According to Medicare billing data, Mark Glass-Royal performs procedures including fine needle aspiration biopsy using ultrasound guidance, first growth; reads or performs imaging such as dxa bone density measurement of hip, pelvis, spine and ultrasound scan of head and neck soft tissue; provides treatments such as ultrasound study of one arm or leg veins with compression and maneuvers and ultrasound of both sides of head and neck blood flow. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Mark Glass-Royal's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mark Glass-Royal. If this is you, claiming it is free.
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