Physician Profile
Halline U. Overby, M.D. is a healthcare provider in Lynwood, CA specializing in hematology & oncology. Halline trained at Howard University College of Medicine, graduating in 1975. Medicare claims data shows Halline provided 1,962 services to 631 patients. The services billed most often include injection, ondansetron hydrochloride, per 1 mg, insertion of needle into vein for collection of blood sample, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
3628 IMPERIAL HIGHWAY SUITE 402
Lynwood, CA 90262
Within Hematology and 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.
Most searched conditions
Advanced Cancers
Blood & Lymph Disorders
Blood Cancers
Blood Disorders
Blood disorders
Bone & Soft Tissue Cancers
Digestive Cancers
Endocrine Cancers
Endocrine tumors
Gastrointestinal cancer
General oncology
Genetic Blood Disorders
Gynecologic cancer
Gynecologic Cancers
Head & Neck Cancers
Head and neck cancer
Neurologic Cancers
Oncologic emergencies
Ophthalmologic oncology
Skin cancer
Skin Cancers
Urologic Cancers
Most searched procedures
Biopsies & Diagnostics
Blood disorder care
Cancer Therapies
Cancer therapy
Cellular Therapies
Consultations
Diagnostic testing
Hematology Treatments
Imaging
Infusions
Interventional oncology
Supportive Cancer Care
Supportive cancer care
Surgical & Vascular Access
Testing & Genetics
Vascular access care
1,962 services · 631 patients · 22 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
304 | As often as other peers in Hematology & Oncology |
| Telephone medical discussion provided by nonphysician professional, 5-10 minutes | Treatment | 98966 |
66 | |
| Telephone medical discussion provided by nonphysician professional, 11-20 minutes | Treatment | 98967 |
50 | |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
18 | |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
17 | |
| Injection of drug or substance into vein | Treatment | 96374 |
15 | |
| Injection, ondansetron hydrochloride, per 1 mg | Drug given | J2405 |
536 | |
| Infusion, normal saline solution, 250 cc | Drug given | J7050 |
100 | |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
152 | More often than most peers in Hematology & Oncology |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
143 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Halline U. Overby is a cancer specialist in Lynwood, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Hematology & Oncology”.
NPI registry
Halline U. Overby is listed at 3628 Imperial Highway Suite 402, Lynwood, CA 90262. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (310) 763-7486. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Halline U. Overby's National Provider Identifier is 1912062001. 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
Halline U. Overby attended Howard University College of Medicine, graduating in 1975. This comes from the CMS National Downloadable File.
CMS public data
Halline U. Overby has 51 years experience. Calculated from a graduation year of 1975, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Halline U. Overby performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as telephone medical discussion provided by nonphysician professional, 5-10 minutes and telephone medical discussion provided by nonphysician professional, 11-20 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Halline U. Overby. 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.