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Edit this profileAt a glance
- 501 Washington St, 510, San Diego, CA 92103
About Dr. Allen
Derrick R. Allen, MD is a healthcare provider in San Diego, CA specializing in diagnostic radiology. Derrick trained at University of Oklahoma College of Medicine, graduating in 1998. Derrick is also listed as specializing in vascular & interventional radiology. According to Medicare claims data, Derrick cared for 860 Medicare patients across 878 services. The services billed most often include dxa bone density measurement of hip, pelvis, spine, screening mammography, and screening 3d breast mammography. This provider record is associated with NPI 1215982970.
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
- (619) 849-1729
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
501 WASHINGTON ST 510
San Diego, CA 92103
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
878 services · 860 patients · 22 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Drainage of fluid from abdominal cavity using imaging guidance | Procedure | 49083 |
27 | Less often than most peers in Diagnostic Radiology |
| Insertion of central venous tube with port (5 years or older) | Procedure | 36561 |
18 | As often as other peers in Diagnostic Radiology |
| Aspiration of fluid from chest cavity using imaging guidance | Procedure | 32555 |
14 | Less often than most peers in Diagnostic Radiology |
| Fine needle aspiration biopsy using ultrasound guidance, first growth | Procedure | 10005 |
11 | Less often than most peers in Diagnostic Radiology |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
187 | More often than most peers in Diagnostic Radiology |
| Screening mammography | Imaging | 77067 |
136 | Less often than most peers in Diagnostic Radiology |
| Screening 3d breast mammography | Imaging | 77063 |
136 | Less often than most peers in Diagnostic Radiology |
| Ultrasonic guidance for blood vessel access | Imaging | 76937 |
34 | As often as other peers in Diagnostic Radiology |
| Complete ultrasound scan of abdomen | Imaging | 76700 |
26 | Less often than most peers in Diagnostic Radiology |
| Diagnostic mammography of 1 breast | Imaging | 77065 |
25 | Less often than most 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 8
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 San Diego 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Oklahoma College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1998 at University of Oklahoma College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Drainage of fluid from abdominal cavity using imaging guidance 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Allen?
Dr. Allen is a radiologist in San Diego, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
What is Dr. Allen's address?
Dr. Allen is listed at 501 Washington St 510, San Diego, CA 92103. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Allen?
The number on file is (619) 849-1729. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Allen's NPI number?
Dr. Allen's National Provider Identifier is 1215982970. 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 Dr. Allen train?
Dr. Allen attended University of Oklahoma College of Medicine, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Allen been practicing?
Dr. Allen has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Allen perform?
According to Medicare billing data, Dr. Allen performs procedures including drainage of fluid from abdominal cavity using imaging guidance, insertion of central venous tube with port and aspiration of fluid from chest cavity using imaging guidance; reads or performs imaging such as dxa bone density measurement of hip, pelvis, spine and screening mammography; provides treatments such as use of a drug to induce depression of consciousness by physician performing a procedure , initial 15 minutes. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Allen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Allen. If this is you, claiming it is free.
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