Physician Profile
Marcus Zachariah, M.D., PhD
Unclaimed ProfileAbout Dr. Zachariah
Based in San Diego, CA, Marcus Zachariah, M.D., PhD is listed in the NPI registry under neurological surgery. Marcus graduated from University of California, San Francisco School of Medicine in 2012. Medicare claims data shows Marcus provided 195 services to 163 patients. The services billed most often include established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, new patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes.
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
- (619) 297-4481
- Email not available
Practice Locations
3750 CONVOY ST STE 301
San Diego, CA 92111
Conditions Commonly Evaluated or Treated
Within Neurological Surgery 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
Most searched conditions
Brain & spine conditions
Brain conditions
Brain disorders
- Acoustic Neuroma
- Brain Vascular Malformation
- Chiari Malformation
- Drug-Resistant Seizures
- Epidermoid cyst
- Hemorrhagic stroke
- Meningitis
- Normal Pressure Hydrocephalus
- Papilledema
- Pituitary Tumor
Brain injury
Brain tumors
Movement disorders
Nerve disorders
- Carpal tunnel
- Cubital tunnel syndrome
- Cut Or Injured Nerve
- Face Twitching
- Occipital neuralgia
- Outer thigh burning and numbness
- Thoracic outlet syndrome
- Trigeminal neuralgia
Pain
Pediatric conditions
Spine & back
- Arthritis of the spine
- Chronic back pain
- Chronic Neck Pain
- Degenerative disc disease
- Failed back surgery syndrome
- Severe back pain
- Spinal Cord Tumor
- Spondylolisthesis
- Tethered Spinal Cord
Spine conditions
- Bone Spurs In The Spine
- Fluid Cyst In Spinal Cord
- Spinal compression fracture
- Spine Infection
- Stress Fracture Of The Spine
Spine deformity
Trauma & injury
Procedures & services
Most searched procedures
Brain & spine surgery
Brain procedures
- Awake Brain Mapping Surgery
- Brain Shunt Placement
- Chiari Decompression Surgery
- Deep Brain Stimulation
- Draining A Brain Bleed
- Facial Nerve Decompression Surgery
- Laser Brain Surgery
- Minimally Invasive Endoscopic Brain Surgery
- Needle Brain Biopsy
Brain surgery
Cranial reconstruction
Diagnostic & therapeutic
Endovascular procedures
Functional neurosurgery
Monitoring & trauma
Nerve procedures
Nerve surgery
Pain procedures
- Epidural steroid injection
- Facet Joint Injections
- Pain pump implant
- Radiofrequency ablation
- Spinal cord stimulator implant
Pediatric neurosurgery
Radiation & radiosurgery
Radiation surgery
Skull base surgery
Spasticity treatment
Spine procedures
- Artificial Disc Replacement
- Kyphoplasty
- Nerve Opening Widening
- Scoliosis correction surgery
- SI Joint Fusion
- Spinal Cyst Removal
- Tethered Cord Release
- Vertebra Removal Surgery
Spine surgery
- Minimally Invasive Spine Surgery
- Neck Canal Enlargement Surgery
- Spinal Cord Tumor Removal
- Vertebroplasty
Vascular neurosurgery
Procedures Most Often Billed to Medicare
195 services · 163 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Imaging guidance for procedure, 60 minutes or less | Imaging | 76000 |
17 | Less often than most peers in Neurological Surgery |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
59 | More often than most peers in Neurological Surgery |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
41 | More often than most peers in Neurological Surgery |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
26 | As often as other peers in Neurological Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
21 | As often as other peers in Neurological Surgery |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
19 | As often as other peers in Neurological Surgery |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99221 |
12 | Less often than most peers in Neurological Surgery |
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 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.
Other neurosurgeons in San Diego 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of California, San Francisco School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2012 at University of California, San Francisco School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Imaging guidance for procedure, 60 minutes or less 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Marcus Zachariah, M.D.'s specialty?
Marcus Zachariah, M.D. is a neurosurgeon in San Diego, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Neurological Surgery”.
NPI registry
Where can I find Marcus Zachariah, M.D.?
Marcus Zachariah, M.D. is listed at 3750 Convoy St Ste 301, San Diego, CA 92111. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Marcus Zachariah, M.D.?
The number on file is (619) 297-4481. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Marcus Zachariah, M.D.?
Marcus Zachariah, M.D.'s National Provider Identifier is 1477817187. 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
What is Marcus Zachariah, M.D.'s education?
Marcus Zachariah, M.D. attended University of California, San Francisco School of Medicine, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Marcus Zachariah, M.D. have?
Marcus Zachariah, M.D. has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What is Marcus Zachariah, M.D. known for?
According to Medicare billing data, Marcus Zachariah, M.D. performs imaging including imaging guidance for procedure, 60 minutes or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Marcus Zachariah, M.D.'s profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Marcus Zachariah, M.D.. 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.