Physician Profile
John P. McGahan, M.D.
Unclaimed ProfileAbout Dr. Mcgahan
John P. McGahan, M.D. is a healthcare provider in Sacramento, CA specializing in diagnostic radiology. John trained at Oregon Health Sciences University School of Medicine, graduating in 1974. According to Medicare claims data, John cared for 723 Medicare patients across 728 services. The services billed most often include ultrasound scan of head and neck soft tissue, complete ultrasound scan of abdomen, and complete ultrasound scan behind abdominal cavity.
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
- (916) 734-3606
- Email not available
Practice Locations
4860 Y ST SUITE 3100 ACC
Sacramento, CA 95817
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
- Uterine fibroids
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
728 services · 723 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound scan of head and neck soft tissue | Imaging | 76536 |
78 | More often than most peers in Diagnostic Radiology |
| Complete ultrasound scan of abdomen | Imaging | 76700 |
76 | More often than most peers in Diagnostic Radiology |
| Complete ultrasound scan behind abdominal cavity | Imaging | 76770 |
75 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
71 | As often as other peers in Diagnostic Radiology |
| Ultrasound scan of head and neck soft tissue | Imaging | 76536 |
70 | More often than most peers in Diagnostic Radiology |
| Complete ultrasound scan behind abdominal cavity | Imaging | 76770 |
60 | More often than most peers in Diagnostic Radiology |
| Limited ultrasound scan of abdomen | Imaging | 76705 |
46 | More often than most peers in Diagnostic Radiology |
| Limited ultrasound scan of abdomen | Imaging | 76705 |
41 | More often than most peers in Diagnostic Radiology |
| Complete ultrasound scan of abdomen | Imaging | 76700 |
40 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
31 | 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 5
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 Sacramento 7
Same specialty, same city.
More connections — 21 related providers in 3 groups
Trained at Oregon Health Sciences University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1974 at Oregon Health Sciences University School of Medicine 5
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound scan of head and neck soft tissue 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is John P. McGahan?
John P. McGahan is a radiologist in Sacramento, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
What is John P. McGahan's address?
John P. McGahan is listed at 4860 Y St Suite 3100 Acc, Sacramento, CA 95817. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with John P. McGahan?
The number on file is (916) 734-3606. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is John P. McGahan's NPI number?
John P. McGahan's National Provider Identifier is 1407835028. 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 John P. McGahan train?
John P. McGahan attended Oregon Health Sciences University School of Medicine, graduating in 1974. This comes from the CMS National Downloadable File.
CMS public data
How long has John P. McGahan been practicing?
John P. McGahan has 52 years experience. Calculated from a graduation year of 1974, reported in the CMS National Downloadable File.
CMS public data
What procedures does John P. McGahan perform?
According to Medicare billing data, John P. McGahan performs imaging including ultrasound scan of head and neck soft tissue and complete ultrasound scan of abdomen; provides treatments such as measurement of liver stiffness. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has John P. McGahan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John P. McGahan. 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.