Are you Warren W. Lam, MEDICAL DOCTOR? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 100 W California Blvd, Pasadena, CA 91105
About Warren Lam
Warren W. Lam, MEDICAL DOCTOR is a healthcare provider in Pasadena, CA specializing in diagnostic radiology. Warren trained at Icahn School of Medicine at Mount Sinai, graduating in 1988. Warren is also listed as specializing in radiology, neuroradiology, and vascular & interventional radiology. Medicare claims data shows Warren provided 11,058 services to 5,692 patients. The services billed most often include x-ray of chest, 1 view, injection, gadobutrol, 0.1 ml, and x-ray of chest, 2 views. This provider record is associated with NPI 1114917143.
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
- (626) 397-5139
- Email not available
Practice Locations
100 W CALIFORNIA BLVD
Pasadena, CA 91105
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
Abdominal imaging
Biopsies
Bone Density
Breast Imaging
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
11,058 services · 5,692 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 1 view | Imaging | 71045 |
4,746 | More than most peers in Diagnostic Radiology |
| X-ray of chest, 2 views | Imaging | 71046 |
330 | More often than most peers in Diagnostic Radiology |
| Ct scan head or brain without contrast | Imaging | 70450 |
298 | More often than most peers in Diagnostic Radiology |
| X-ray of abdomen, 1 view | Imaging | 74018 |
254 | More than most peers in Diagnostic Radiology |
| Mri scan of lower spinal canal without contrast | Imaging | 72148 |
229 | More often than most peers in Diagnostic Radiology |
| X-ray of pelvis, 1-2 views | Imaging | 72170 |
187 | More than most peers in Diagnostic Radiology |
| Complete ultrasound scan of abdomen | Imaging | 76700 |
181 | More than most peers in Diagnostic Radiology |
| X-ray of knee, 1-2 views | Imaging | 73560 |
180 | More than most peers in Diagnostic Radiology |
| X-ray of hip, 2-3 views | Imaging | 73502 |
164 | More than most peers in Diagnostic Radiology |
| Complete ultrasound scan behind abdominal cavity | Imaging | 76770 |
135 | More 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 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 Pasadena 5
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Icahn School of Medicine at Mount Sinai 8
Other providers in the same specialty who trained at the same institution.
Class of 1988 at Icahn School of Medicine at Mount Sinai 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 1 view 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Warren W. Lam?
Warren W. Lam is a radiologist in Pasadena, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
What is Warren W. Lam's address?
Warren W. Lam is listed at 100 W California Blvd, Pasadena, CA 91105. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Warren W. Lam?
The number on file is (626) 397-5139. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Warren W. Lam?
Warren W. Lam's National Provider Identifier is 1114917143. 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 Warren W. Lam train?
Warren W. Lam attended Icahn School of Medicine at Mount Sinai, graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Warren W. Lam have?
Warren W. Lam has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
What procedures does Warren W. Lam perform?
According to Medicare billing data, Warren W. Lam performs imaging including x-ray of chest, 1 view and x-ray of chest, 2 views. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Warren W. Lam's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Warren W. Lam. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.