Dr. Fastenberg accepts Aetna, Blue Cross Blue Shield and CareFirst Blue Cross Blue Shield, and other major insurance plans. Please call ahead to confirm all accepted insurance plans.

Dr. Nathaniel Fastenberg, MD
Overview of Dr. Nathaniel Fastenberg, MD
Dr. Nathaniel Fastenberg, MD is a Hematology & Oncology Specialist in Mesa, AZ. They specialize in Hematology & Oncology, has 45 years of experience, and is board certified in Internal Medicine. They graduated from Rush Medical College Of Rush University and is affiliated with Mountain Vista Medical Center, Banner Baywood Medical Center, Banner Heart Hospital and Banner Ironwood Medical Center.
Dr. Fastenberg works at




Dr. Fastenberg's Office Locations
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Ironwood Physicians PC6111 E Arbor Ave, Mesa, AZ 85206 Directions (480) 821-2838Monday08:00 - 17:00Tuesday08:00 - 17:00Wednesday08:00 - 17:00Thursday08:00 - 17:00Friday08:00 - 17:00
Hospital Affiliations
- Mountain Vista Medical Center
- Banner Baywood Medical Center
- Banner Heart Hospital
- Banner Ironwood Medical Center
Experience & Treatment Frequency
View All Accepted Carriers
- AARP
- Accountable Health Plans of America
- Aetna
- Altec
- Ameriben
- American Enterprise Group
- American Medical Security
- American Republic
- Arizona Foundation
- Arizona Health Care Cost Containment System (AHCCCS)
- Assurant Health
- AZ Benefit Options
- AZ Foundation Medical Care (AZFMC)
- AZ Health Concepts
- Bankers Life and Casualty
- Bashas Benefit Trust
- Beech Street (Multiplan)
- Benefit Concepts
- Benesight
- Blue Cross Blue Shield
- Bridgeway Health Solutions
- Care 1st Health Plan
- CareFirst Blue Cross Blue Shield
- Caremore Medical Group
- CHAMPVA
- Cigna
- City of Mesa Health Plan
- Cofinity
- Compassionate Care Network (CCN)
- Comprehensive Medical and Dental Program (CMDP)
- Compusys
- Concentra
- Conseco
- CoreSource
- CorVel
- Coventry Health Care
- CRS
- EBMS
- El Paso First Health Plan
- First Health
- Fortified Provider Network
- Galaxy Health Network
- Gila River HealthCare
- Golden Rule
- Government Employees Health Association (GEHA)
- Great West Life
- Group Health Incorporated (GHI)
- Health Net
- Health Net of Arizona, Inc.
- Health Plan of Nevada
- Healthcare Connect
- HealthCare Consortium of Arizona
- HealthChoice
- HealthPartners
- HealthSmart
- Humana
- Indian Health Service
- Integra Physician Network
- Liberty Mutual Insurance Company
- LifeWise
- Lovelace Health Plan
- Lutheran Preferred
- Magellan Health Services
- Mail Handlers Benefit Plan (MHBP)
- Maricopa Foundation For Medical Care
- Maricopa Health Plan
- Maricopa Managed Care
- Marsh Affinity Group Services
- Medicaid
- Medical Mutual of Ohio
- Medicare
- MedPartners
- Meritain Health
- MetLife
- MultiPlan
- National Roofers Union & Employers Joint Health & Welfare Fund
- One Health
- Operating Engineers Health & Welfare Plan
- PacifiCare Health Systems
- PHCS
- Phoenix Health Plan
- Physicians Mutual
- Pinal/Gila LTC
- Prime Health Imaging
- Prime Health Services
- Principal Life
- Private HealthCare Systems
- Private Small Business Insurance
- Prudential
- Pyramid Life
- SCAN Health Plan
- Self Pay
- Sierra Choice
- Sliding Scale
- Southwest Service Administrators, Inc.
- Starmark
- State Farm
- Sun Life Financial
- Three Rivers Provider Network
- Today's Options
- Tricare
- Triwest
- Trustmark Companies
- UniCare
- United American Insurance Company
- UnitedHealthCare
- University Physicians
- Unum
- USA Managed Care Organization
- Veteran Administration Plan
- Wausau Benefits
- Worker's Compensation
- WPS Health Insurance
- Yavapai Long Term Care
- Zenith Administrators Inc
* Please verify this information when scheduling an appointment.
Ratings & Reviews
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About Dr. Nathaniel Fastenberg, MD
- Hematology & Oncology
- 45 years of experience
- English
- 1417942905
Education & Certifications
- MD Anderson Hospital
- Tucson Hospitals
- Rush Medical College Of Rush University
- Internal Medicine and Medical Oncology
Frequently Asked Questions
Dr. Fastenberg has indicated that they do offer telehealth services. Please call the provider’s office at for more information.
Dr. Fastenberg works at
10 patients have reviewed Dr. Fastenberg. The overall rating for this provider is 4.3. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Fastenberg.
Whether a person prefers to schedule an appointment online or over the phone with Dr. Fastenberg, there are benefits to both methods. A person calling to schedule an with Dr. Fastenberg appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.