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Edit this profileWhere to find Benjamin Leach, M.D.
- Mission Hills location main office
15031 Rinaldi St Ste 150, Mission Hills, CA 91345 - Upland location
1100 San Bernardino Road, Suite 1100, Upland, CA 91786
About Dr. Leach
Based in Mission Hills, CA, Benjamin Leach, M.D. is listed in the NPI registry under medical oncology. Benjamin graduated from Tulane University School of Medicine in 2011. Benjamin is also listed as specializing in hematology & oncology. According to Medicare claims data, Benjamin cared for 1,299 Medicare patients across 79,487 services. The services billed most often include injection, pembrolizumab, 1 mg, injection, ferric carboxymaltose, 1 mg, and injection, aprepitant, 1 mg. NPI 1497026140 identifies this record in the national registry.
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
- (818) 660-4700
- Email not available
Practice Locations
15031 RINALDI ST STE 150
Mission Hills, CA 91345
1100 San Bernardino Road Suite 1100
Upland, CA 91786
Conditions Commonly Evaluated or Treated
Within Medical Oncology 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
- Anemia
- Blood clots
- Breast cancer
- Colon cancer
- Iron-deficiency anemia
- Leukemia
- Lung cancer
- Lymphoma
- Prostate cancer
Abdominal cancer
- Peritoneal Cancer
Blood cancer
- Blood Cancer
Blood disorders
Cancer complications
Chest cancer
- Thymus tumor
Complications
- Abdominal fluid swelling from cancer
- Fluid around lungs from cancer
Digestive cancer
Digestive cancers
Endocrine cancer
- Adrenal Tumors in Children
Endocrine cancers
Eye cancer
General oncology
Genetic risk
- Inherited Cancer Risk
Gynecologic cancer
Gynecologic cancers
Head and neck
Head and neck cancer
- Head and neck cancer
- Oral cavity cancer
- Salivary Gland Cancer
Metastatic cancer
- Cancer Spread to the Lung
Metastatic disease
- Cancer spread to bones
- Cancer that spread to brain
- Cancer that spread to liver
Neurologic cancers
Sarcomas
Skin cancer
Symptom evaluation
- Cancer pain
- Cancer-related fatigue
- Swollen Lymph Nodes
Thoracic cancers
- Mesothelioma
Treatment side effects
- Chemo Rash
- Mouth Sores From Chemo
- Nerve Pain From Chemo
Urologic cancer
- Penile Cancer
Urologic cancers
Procedures & services
Most searched procedures
Cancer treatment care
- Immunotherapy Side Effect Management
- Maintenance Cancer Therapy
Complication management
- Cancer Blood Clot Treatment
Consultations
- Cancer survivorship care
- Integrative oncology consultation
- Post-cancer surveillance scan review
- Pre-Surgery Chemotherapy Consultation
- Preventative Chemotherapy Consultation
- Radiopharmaceutical therapy consultation
- Second Opinion For Cancer
- Stem cell transplant consultation
- Tumor Board Case Review
Diagnostic testing
Diagnostics
- Bone Marrow Biopsy
- Cancer Genetic Testing
- Pathology second opinion for cancer
- Tumor Biomarker Testing
Infusions
- Bone Strengthening Infusion
- Iron Infusion
- IV hydration for cancer patients
- Neurologic infusion treatment
Injections
Medication management
- Oral cancer medication monitoring
Patient education
- Chemo Teaching And Education
Port and line care
- Central line placement in child
- Chemo port removal
- PICC line care and removal
Procedures
Specialized treatments
- Bladder instillation therapy
- Heated Chemotherapy Consultation
- Hepatic Artery Pump Chemotherapy Consultation
Specialty treatments
- Bone Strengthening Injections For Cancer
- CAR-T Therapy
- Chemo allergy desensitization
- Clinical Trial Screening
- Hormone Therapy For Cancer
- Spinal chemo injection
Supportive care
- Advance Care Planning For Cancer
- Cancer nutrition counseling
- Cancer pain management
- Cancer Rehabilitation Evaluation
- Cancer weight loss management
- Chemo brain treatment
- Chemo nausea treatment
- Cold cap therapy for hair loss
- Fertility Preservation for Teens Before Cancer Treatment
- Hospice care consultation
- Lymphedema evaluation
- Palliative cancer care
Treatment side effects
- Chemo Rash Treatment
Vascular access
- Chemo port flush and care
- Chemo port placement
- PICC line care and flush
Procedures Most Often Billed to Medicare
79,487 services · 1,299 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
363 | More often than most peers in Medical Oncology |
| Injection of additional new drug or substance into vein | Treatment | 96375 |
350 | More often than most peers in Medical Oncology |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
224 | More often than most peers in Medical Oncology |
| Administration of chemotherapy into vein, each additional hour | Treatment | 96415 |
138 | More often than most peers in Medical Oncology |
| Administration of additional new drug or substance into vein, 1 hour or less | Treatment | 96417 |
112 | More often than most peers in Medical Oncology |
| Injection, pembrolizumab, 1 mg | Drug given | J9271 |
19,200 | More often than most peers in Medical Oncology |
| Injection, ferric carboxymaltose, 1 mg | Drug given | J1439 |
17,250 | Less often than most peers in Medical Oncology |
| Injection, aprepitant, 1 mg | Drug given | J0185 |
10,010 | More often than most peers in Medical Oncology |
| Injection, paclitaxel, 1 mg | Drug given | J9267 |
9,678 | More often than most peers in Medical Oncology |
| Injection, oxaliplatin, 0.5 mg | Drug given | J9263 |
8,500 | Less often than most peers in Medical Oncology |
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 oncologists at this location 1
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.
Trained at Tulane University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2011 at Tulane University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Administration of chemotherapy into vein, 1 hour or less 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Benjamin Leach specialize in?
Benjamin Leach is an oncologist in Mission Hills, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Medical Oncology”.
NPI registry
Where is Benjamin Leach located?
Benjamin Leach is listed at 15031 Rinaldi St Ste 150, Mission Hills, CA 91345. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Benjamin Leach's phone number?
The number on file is (818) 660-4700. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Benjamin Leach's NPI number?
Benjamin Leach's National Provider Identifier is 1497026140. 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 Benjamin Leach train?
Benjamin Leach attended Tulane University School of Medicine, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How long has Benjamin Leach been practicing?
Benjamin Leach has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What does Benjamin Leach do most often?
According to Medicare billing data, Benjamin Leach provides treatments such as administration of chemotherapy into vein, 1 hour or less and injection of additional new drug or substance into vein, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Benjamin Leach confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Benjamin Leach. If this is you, claiming it is free.
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