Ian Churchill Anderson, M.D.
Ian Churchill Anderson is a Hematology & Oncology specialist based in Santa Rosa, CA with over 38 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: INTERNAL MEDICINE, MEDICAL ONCOLOGY
With over 38 years in internal medicine, Ian Churchill Anderson, M.D. is a long-established hematology & oncology specialist in Santa Rosa. A Duke University School of Medicine graduate since 1988, he brings 38+ years of experience. He regularly sees Medicare patients with high cholesterol, hypertension, and cancer (per CMS claims data).
Older · 1683dNPPES updated 2021-10-14 · verify NPI on CMS · Verify license at Medical Board of California
How Does This Doctor Compare?
Opioid Rx
↓ Lower = better8.29%
California avg: 5.2 · US avg: 5.1
⚠ Lower than most doctors nationally(+3.2 pts)
8.29% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Medicare Patients
632
Unique beneficiaries
High volumePrescription Recipients
389
Patients prescribed
Prescriptions Written
2,183
Total claims
Total Medicare drug cost: $5.83M
Percentile rankings compared against 9,360 reporting peers in California.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages High Cholesterol, Hypertension, and Cancer.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-1%) — less common here
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-6%) — less common here
Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ More patients than average (+37%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-6%) — less common here
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-4%) — less common here
Conditions affecting emotional state, including depression and bipolar disorder
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-6%) — less common here
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↓ Fewer patients than average (-9%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$604 received from industry
22 transactions reported in 2024 ·Moderate tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Ian Churchill Anderson's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1988
Duke University School of Medicine
Board certified · Oct 13, 2021
Self-reported via NPPES
38 years in practice
Senior practitioner
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Taxonomy: 207RH0003X
Education & Training
Duke University School of Medicine (Class of 1988)
Mailing address
3555 Round Barn Cir, Santa Rosa, CA 95403-1757
Differs from practice location
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 190111
View hospital on Medicare Care CompareVirtual Hematology & Oncology Care With Ian Churchill Anderson
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Ian Churchill Anderson for cholesterol management, blood pressure monitoring, follow-up consultations — no travel to Santa Rosa required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Ian Churchill Anderson
Dr. Anderson is listed as active in the NPI registry with telehealth listed in Santa Rosa, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (707) 528-1050.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Ian Churchill Anderson
Practice Location
3555 Round Barn Cir, Santa Rosa, CA 95403
Mailing Address
3555 Round Barn Cir, Santa Rosa, CA 95403-1757
This is a provider directory. Contact the office directly to schedule appointments.
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