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Edit this profileAt a glance
- 3663 W 6Th St Ste 307, Los Angeles, CA 90020
About Dr. Song
Mark M. Song, MD, PhD practices nephrology in Los Angeles, CA. According to Medicare claims data, Mark cared for 4,584 Medicare patients across 7,272 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, insertion of needle into vein for collection of blood sample, and advance care planning, first 30 minutes. The provider's National Provider Identifier (NPI) is 1326068560.
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
- (213) 736-1884
- Email not available
Practice Locations
3663 W 6TH ST STE 307
Los Angeles, CA 90020
Conditions Commonly Evaluated or Treated
Within Nephrology 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
Acid-base disorders
Anatomical conditions
Autoimmune conditions
Blood disorders
Blood pressure
Cysts and growths
Diabetes complications
Dialysis complications
Electrolyte disorders
Fluid retention
Genetic disorders
Hormone disorders
Infections
Inflammatory conditions
Kidney damage
Kidney failure
Kidney filter diseases
Lab abnormalities
Metabolic disorders
Multi-organ conditions
Structural kidney issues
Symptoms
Urine abnormalities
Urine symptoms
Vascular conditions
Vascular kidney issues
Procedures & services
Medical diet therapy
Most searched procedures
Consultations
Diagnostic tests
Diagnostics
Dialysis
Dialysis access
- Dialysis Access Physical Exam
- Dialysis Catheter Removal
- Dialysis Fistula Repair
- Temporary Dialysis Line Placement
Diet and nutrition
Imaging
Infusions
Interventional procedures
Lab tests
- 24-hour urine test
- Comprehensive Metabolic Panel
- Kidney Function Blood Test
- Parathyroid hormone monitoring
- Urine protein check
- Urine sediment test
Medication management
- Active Vitamin D Therapy
- Resistant Blood Pressure Medication Adjustment
- Steroid Therapy For Kidney Inflammation
Medication therapy
- Acid reducer treatment for kidneys
- Phosphate binder therapy
- Potassium lowering treatment
- Red blood cell booster injections
- Water pill adjustment
Patient education
Prevention
Procedures
Specialized therapies
Supportive care
Surgical procedures
Transplant care
Vascular access
Procedures Most Often Billed to Medicare
7,272 services · 4,584 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
408 | More often than most peers in Nephrology |
| Complete ultrasound scan behind abdominal cavity | Imaging | 76770 |
393 | More than most peers in Nephrology |
| Complete ultrasound scan of abdomen | Imaging | 76700 |
384 | Too few peers to compare |
| Complete ultrasound scan of 1 breast | Imaging | 76641 |
181 | Too few peers to compare |
| Complete ultrasound scan of pelvis | Imaging | 76856 |
152 | Too few peers to compare |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
367 | Too few peers to compare |
| Dialysis services, 4 or more physician visits per month (20 years or older) | Treatment | 90960 |
191 | More often than most peers in Nephrology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
140 | More often than most peers in Nephrology |
| Infusion into a vein for hydration, each additional hour | Treatment | 96361 |
42 | Too few peers to compare |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
35 | As often as other peers in Nephrology |
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 kidney specialists in Los Angeles 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1984 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Song specialize in?
Dr. Song is a kidney specialist in Los Angeles, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nephrology”.
NPI registry
Where is Dr. Song located?
Dr. Song is listed at 3663 W 6Th St Ste 307, Los Angeles, CA 90020. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Song's phone number?
The number on file is (213) 736-1884. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Song's NPI number?
Dr. Song's National Provider Identifier is 1326068560. 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. Song go to medical school?
Dr. Song attended Other, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Song been practicing?
Dr. Song has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Song do most often?
According to Medicare billing data, Dr. Song performs procedures including insertion of needle into vein for collection of blood sample; reads or performs imaging such as complete ultrasound scan behind abdominal cavity and complete ultrasound scan of abdomen; provides treatments such as ultrasound of both sides of head and neck blood flow and dialysis services, 4 or more physician visits per month, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Song confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Song. If this is you, claiming it is free.
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