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Edit this profileAt a glance
- 300 Pasteur Dr, Stanford, CA 94305
About Dr. Zaharchuck
Gregory G. Zaharchuck, MD is a healthcare provider in Stanford, CA specializing in radiology. Gregory trained at Harvard Medical School, graduating in 2000. Gregory is also listed as specializing in nuclear medicine and diagnostic radiology. Medicare claims data shows Gregory provided 1,317 services to 1,275 patients. The services billed most often include ct scan head or brain without contrast, ct scan of upper spine without contrast, and ct scan of blood vessels of neck with contrast. This provider record is associated with NPI 1376653675.
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
- (650) 723-4000
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
300 PASTEUR DR
Stanford, CA 94305
Conditions Evaluated or Diagnosed
Within Radiology (Unspecified) 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
- Appendicitis
- Chronic pelvic pain
- Diverticulitis
- Enlarged prostate
- Fatty liver disease
- Gallstones
- Kidney stones
- Ovarian cysts
- Severe stomach pain
Bone Health
Brain & Spine
Breast
Cancer & Tumors
Chest & Lungs
Digestive
Foot & Ankle
General
Head & Brain
Head & Face
Injuries
Joint & Muscle
Joints & Orthopedics
- Avascular necrosis of the hip
- Baker's Cyst
- Rotator cuff tear
- Sacroiliac joint pain
- Stress fracture
- Tennis elbow
- Torn meniscus
Neck & Thyroid
Nerves & Neuropathy
Pelvic & Reproductive
Spine & Back
Vascular
- Aortic aneurysm
- Deep vein thrombosis
- Pelvic Congestion Syndrome
- Peripheral artery disease
- Varicose veins
Procedures & services
Biopsies
Biopsy
Bone Health
Breast Imaging
CT Scan
Diagnostic Scans
- Ankle MRI
- Bone Scan
- CT Scan With Contrast
- Hip MRI
- Kidney ultrasound
- Low-Dose Lung CT
- Neck CT Scan
- Open MRI
- Pelvic CT Scan
- Pelvic MRI
Interventional Radiology
MRI
Nuclear Medicine
Pain Relief Procedures
Specialized Imaging
Ultrasound
- Abdominal Ultrasound
- Carotid Ultrasound
- Leg Vein Ultrasound
- Pelvic ultrasound
- Scrotal Ultrasound
- Soft tissue ultrasound
- Thyroid ultrasound
- Ultrasound
X-Ray
X-Rays
- Foot X-Ray
- Knee X-Ray
- Spine X-Ray
- Upper GI Series
Procedures Most Often Billed to Medicare
1,317 services · 1,275 patients · 21 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ct scan head or brain without contrast | Imaging | 70450 |
433 | More often than most peers in Radiology |
| Ct scan of upper spine without contrast | Imaging | 72125 |
140 | More often than most peers in Radiology |
| Ct scan of blood vessels of neck with contrast | Imaging | 70498 |
117 | More often than most peers in Radiology |
| Ct scan of blood vessels of head with contrast | Imaging | 70496 |
106 | More often than most peers in Radiology |
| Mri scan of brain before and after contrast | Imaging | 70553 |
90 | As often as other peers in Radiology |
| Mri scan of blood vessels of head without contrast | Imaging | 70544 |
82 | More often than most peers in Radiology |
| Mri scan of brain without contrast | Imaging | 70551 |
64 | As often as other peers in Radiology |
| Ct scan of lower spine without contrast | Imaging | 72131 |
40 | As often as other peers in Radiology |
| Ct scan of face without contrast | Imaging | 70486 |
34 | As often as other peers in Radiology |
| Mri scan of lower spinal canal before and after contrast | Imaging | 72158 |
31 | As often as other peers in 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.
Related specialists at this location 2
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.
Other radiologists in Stanford 8
Same specialty, same city.
More connections — 22 related providers in 3 groups
Trained at Harvard Medical School 7
Other providers in the same specialty who trained at the same institution.
Class of 2000 at Harvard Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Ct scan head or brain without contrast 7
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Zaharchuck specialize in?
Dr. Zaharchuck is a radiologist in Stanford, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Radiology”.
NPI registry
Where is Dr. Zaharchuck located?
Dr. Zaharchuck 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
What is Dr. Zaharchuck's phone number?
The number on file is (650) 723-4000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Zaharchuck?
Dr. Zaharchuck's National Provider Identifier is 1376653675. 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. Zaharchuck go to medical school?
Dr. Zaharchuck attended Harvard Medical School, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Zaharchuck have?
Dr. Zaharchuck has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Zaharchuck do most often?
According to Medicare billing data, Dr. Zaharchuck performs imaging including ct scan head or brain without contrast and ct scan of upper spine without contrast. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Zaharchuck's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Zaharchuck. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.