Physician Profile
Thomas K. Yohannan, M.D.
Unclaimed ProfileAbout Dr. Yohannan
Thomas K. Yohannan, M.D. practices diagnostic radiology in Stanford, CA. Thomas is a 2011 graduate of Univ of Illinois at Chicago College of Dentistry. According to Medicare claims data, Thomas cared for 1,156 Medicare patients across 3,433 services. The services billed most often include low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, nuclear medicine study from skull base to mid-thigh with ct scan, and nuclear medicine study from skull base to mid-thigh.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (650) 723-4000
- Email not available
Practice Locations
300 PASTEUR DR
Stanford, CA 94305
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
- Carpal tunnel
Pelvic health
Spine
Spine & back
- Scoliosis
- Spinal stenosis
Vascular
Women's health
Procedures & services
Abdominal imaging
Biopsies
Bone Density
Breast Imaging
CT Scan
Digestive & liver
Fluoroscopy
General imaging
Heart & blood vessels
- Cardiac magnetic resonance imaging
- CT angiogram
- MR Angiogram
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
3,433 services · 1,156 patients · 24 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of radioactive material for x-ray identification of lymph node | Procedure | 38792 |
12 | Less often than most peers in Diagnostic Radiology |
| Nuclear medicine study from skull base to mid-thigh with ct scan | Imaging | 78815 |
268 | More often than most peers in Diagnostic Radiology |
| Nuclear medicine study from skull base to mid-thigh | Imaging | 78812 |
114 | More than most peers in Diagnostic Radiology |
| Nuclear medicine study whole body with ct scan | Imaging | 78816 |
103 | More than most peers in Diagnostic Radiology |
| Ct scan of chest with contrast | Imaging | 71260 |
100 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
91 | As often as other peers in Diagnostic Radiology |
| Nuclear medicine studies of blood flow in heart muscle at rest and with stress with concurrent ct scan | Imaging | 78431 |
47 | As often as other peers in Diagnostic Radiology |
| Nuclear medicine study from skull base to mid-thigh with ct scan | Imaging | 78815 |
39 | More often than most peers in Diagnostic Radiology |
| Nuclear medicine study from skull base to mid-thigh | Imaging | 78812 |
35 | More than most peers in Diagnostic Radiology |
| Nuclear medicine study whole body with ct scan | Imaging | 78816 |
34 | More 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 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 20 related providers in 4 groups
Other radiologists in Stanford 7
Same specialty, same city.
Trained at Univ of Illinois at Chicago College of Dentistry 3
Other providers in the same specialty who trained at the same institution.
Class of 2011 at Univ of Illinois at Chicago College of Dentistry 2
Providers who graduated from the same medical school in the same year.
Also performs Injection of radioactive material for x-ray identification of lymph node 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Thomas K. Yohannan?
Thomas K. Yohannan is a radiologist in Stanford, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
What is Thomas K. Yohannan's address?
Thomas K. Yohannan is listed at 300 Pasteur Dr, Stanford, CA 94305. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Thomas K. Yohannan?
The number on file is (650) 723-4000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Thomas K. Yohannan's NPI number?
Thomas K. Yohannan's National Provider Identifier is 1396034096. 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 Thomas K. Yohannan train?
Thomas K. Yohannan attended Univ of Illinois at Chicago College of Dentistry, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How long has Thomas K. Yohannan been practicing?
Thomas K. Yohannan has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What procedures does Thomas K. Yohannan perform?
According to Medicare billing data, Thomas K. Yohannan performs procedures including injection of radioactive material for x-ray identification of lymph node; reads or performs imaging such as nuclear medicine study from skull base to mid-thigh with ct scan and nuclear medicine study from skull base to mid-thigh; provides treatments such as exercise or drug-induced heart stress test with electrocardiogram with review by physician and exercise or drug-induced heart stress test with electrocardiogram with supervision by physician. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Thomas K. Yohannan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Thomas K. Yohannan. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.