Dr. Walter L. Longo
- Gender: Male
- Experience: 44 years
- Graduated from: University Of Nebraska College Of Medicine
- Graduation year: 1977
- Sole propriator: No
- NPI: 1629044649
Dr. Walter L. Longo MD
Hematology and Oncology Specialist
He is located at 9200 West Wisconsin Avenue in Milwaukee, WI 53226. Can help patients with the following: Beta Thalassemia, Cancer, Carcinoma, Headache, Multiple Myeloma, Pancreatic Cancer. His National Provider Identifier (NPI) number is 1629044649. Appointment can be made via the phone number (414) 805-4600. He is affiliated with 1 practices and 1 hospitals.
Conditions treated
Dr. Walter L. Longo, being an hematology and oncology specialist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Walter L. Longo.
- Abdominal Pain
- Acute Pain
- Anal Cancer
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Basal Cell Carcinoma
- Beta Thalassemia
- Bile Duct Cancer
- Bladder Cancer
- Bladder Control
- Blood Clots
- Bone Cancer
- Brain Cancer
- Breast Cancer
- Cancer
- Carcinoid Tumor
- Carcinoma
- Cervical Cancer
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Colon Cancer
- Common Cold
- Constipation
- Cystitis
- Deep Vein Thrombosis (DVT)
- Diarrhea
- Edema
- Esophageal Cancer
- Fever
- Gallbladder Cancer
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Glioma
- Head and Neck Cancer
- Headache
- Heart Disease
- Hemophilia
- Hiatal Hernia
- High Blood Pressure
- Hodgkin's Disease
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Idiopathic Thrombocytopenic Purpura (ITP)
- Influenza
- Inguinal Hernia
- Kidney Cancer
- Larynx Cancer
- Leukemia
- Liver Cancer
- Lung Cancer
- Melanoma
- Mesothelioma
- Migraine
- Multiple Myeloma
- Nasopharyngeal Cancer
- Nausea and Vomiting
- Neoplasm
- Neuroblastoma
- Neutropenia
- Non-Hodgkin's Lymphoma (NHL)
- Obesity
- Oral Cancer
- Osteoporosis
- Ovarian Cancer
- Pancreatic Cancer
- Penis Cancer
- Peptic Ulcer
- Pernicious Anemia
- Pheochromocytoma (PCC)
- Polycythemia
- Prescription Refill
- Prostate Cancer
- Pulmonary Embolism (PE)
- Retinoblastoma
- Salivary Gland Cancer
- Sarcoma
- Sickle Cell Anemia
- Skin Cancer
- Stomach Cancer
- Testicular Cancer
- Thalassemia
- Thrombocytopenia
- Thymoma
- Thyroid Cancer
- Urethral Cancer
- Urethritis
- Urinary Tract Infection (UTI)
- Uterine Cancer
- Vaginal Cancer
Procedures Performed by Dr. Walter L. Longo
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Walter L. Longo as in-network for the following 2026 plans.
Health plans
Anthem Blue Cross and Blue Shield
Network data as of Mar 25, 2026, as reported by the insurer.
Show all 9 plans from Anthem Blue Cross and Blue Shield
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Anthem Bronze Preferred/Broad 5000 (3 Free PCP Visits + $0 Select Drugs + Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred/Broad HSA (+ Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Bronze Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Gold Preferred/Broad 1000 ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Gold | Participating | Accepting new patients |
| Anthem Gold Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Gold | Participating | Accepting new patients |
| Anthem Heart Healthy Bronze Preferred/Broad 0 Med Ded ($0 Virtual PCP+$0 Select Drugs+Incentives) | POS · Expanded Bronze | Participating | Accepting new patients |
| Anthem Silver Preferred/Broad 4000 ($0 PCP Visits + $0 Select Drugs + Incentives) | POS · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred/Broad 5500 ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Silver | Participating | Accepting new patients |
| Anthem Silver Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) | POS · Silver | Participating | Accepting new patients |
Aspirus Health Plan
Network data as of Mar 23, 2023, as reported by the insurer.
Show all 12 plans from Aspirus Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| HMO Bronze $0 Medical Deductible | HMO · Expanded Bronze | Aspirussign | Accepting new patients |
| HMO Bronze 10000 | HMO · Bronze | Aspirussign | Accepting new patients |
| HMO Bronze 7500 | HMO · Expanded Bronze | Aspirussign | Accepting new patients |
| HMO Catastrophic 10600 with 3 free PCP visits | HMO · Catastrophic | Aspirussign | Accepting new patients |
| HMO Gold 2000 | HMO · Gold | Aspirussign | Accepting new patients |
| HMO Gold 2700 | HMO · Gold | Aspirussign | Accepting new patients |
| HMO HDHP Silver 5900 | HMO · Silver | Aspirussign | Accepting new patients |
| HMO Silver 6000 | HMO · Silver | Aspirussign | Accepting new patients |
| HMO Silver 6600 | HMO · Silver | Aspirussign | Accepting new patients |
| POS Bronze 7500 | POS · Expanded Bronze | Aspirussign | Accepting new patients |
| POS Bronze 8500 | POS · Bronze | Aspirussign | Accepting new patients |
| POS Silver 6000 | POS · Silver | Aspirussign | Accepting new patients |
Network Health
Network data as of Jan 12, 2026, as reported by the insurer.
Show all 14 plans from Network Health
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Prestige Bronze $0 Medical Deductible (2 plan variants) | HMO · Expanded Bronze | Signatureprestigebronzezeromedicaldeductible | Accepting new patients |
| Prestige Bronze $0 Medical Deductible + Dental + Vision | HMO · Expanded Bronze | Signatureprestigebronzezeromedicaldeductibledv | Accepting new patients |
| Prestige Bronze $0 Medical Deductible + Dental +Vision | HMO · Expanded Bronze | Signatureprestigebronzezeromedicaldeductibledv | Accepting new patients |
| Prestige Bronze Essential + 3 Free PCP Visits | HMO · Expanded Bronze | Prestigebronzeessential | Accepting new patients |
| Prestige Bronze Essential + Dental + Vision + 3 Free PCP Visits | HMO · Expanded Bronze | Prestigebronzeessentialdv | Accepting new patients |
| Prestige Bronze Plus | HMO · Expanded Bronze | Prestigebronzeplus | Accepting new patients |
| Prestige Gold | HMO · Gold | Prestigegold | Accepting new patients |
| Prestige Gold 50 + 1 Free PCP Visit | HMO · Gold | Prestigegoldfifty | Accepting new patients |
| Prestige Gold 50 + Dental + Vision+ 1 Free PCP Visit | HMO · Gold | Prestigegoldfiftydv | Accepting new patients |
| Prestige Gold Essential + 3Free PCP Visits | HMO · Gold | Prestigegoldessential | Accepting new patients |
| Prestige Gold Essential + Dental + Vision + 3 Free PCP Visits | HMO · Gold | Prestigegoldessentialdv | Accepting new patients |
| Prestige Silver | HMO · Silver | Prestigesilver | Accepting new patients |
| Prestige Silver Essential + 3 Free PCP Visits | HMO · Silver | Prestigesilveressential | Accepting new patients |
| Prestige Silver Essential + Dental + Vision + 3 Free PCP Visits | HMO · Silver | Prestigesilveressentialdv | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Walter L. Longo is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Walter L. Longo is enrolled to bill Medicare as a Practitioner - Hematology/oncology .
Bills through: The Medical College Of Wisconsin Inc
Based on Medicare's public enrollment records as of Sep 29, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Celgene | $18399 |
| Gilead Sciences Inc. | $5209 |
| Alexion Pharmaceuticals | $2810 |
Other
| Consulting | $12038 |
| Promotional Speaking or Service | $9100 |
| Travel and Lodging | $4388 |
| Food and Beverage | $905 |
Studies
UNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Graduated in 1977Additional Specialities
- Hematologist
- Internist
- Oncologist
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Questions & Answers
Does Dr. Walter L. Longo accept patients with Anthem Blue Cross and Blue Shield?
Yes, Dr. Walter L. Longo is listed in-network for Anthem Blue Cross and Blue Shield through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Has Dr. Walter L. Longo affiliation with hospitals?
Dr. Walter L. Longo is affiliated with FROEDTERT MEMORIAL LUTHERAN HOSPITAL.
What conditions does Dr. Walter L. Longo treat?
Dr. Walter L. Longo provides treatment for Beta Thalassemia, Cancer, Carcinoma, Headache, Multiple Myeloma, Pancreatic Cancer. For the full list see this list.
Where can you meet with Dr. Walter L. Longo?
Dr. Walter L. Longo's office is located at 9200 West Wisconsin Avenue in Milwaukee, WI 53226.
Does Dr. Walter L. Longo have affiliation with practices?
Dr. Walter L. Longo is affiliated with University of Wisconsin Medical Foundation.