Grerk Sutamtewagul, MD
Grerk Sutamtewagul is a Hematology & Oncology specialist based in Iowa City, IA with over 18 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: INTERNAL MEDICINE, MEDICAL ONCOLOGY
Grerk Sutamtewagul, MD specializes in internal medicine, serving patients in Iowa City, IA in group practice. With 18+ years of experience, he has been practicing in the Iowa City area. Among his Medicare patients, common conditions include hypertension, high cholesterol, and arthritis (per CMS data).
Older · 2306dNPPES updated 2020-01-29 · verify NPI on CMS · Verify license at Iowa Board of Medicine
Contact & Location
Practice Location
200 Hawkins Dr Dept of Internal Medicine, Iowa City, IA 52242-1009
How Does This Doctor Compare?
Generic Rx
↑ Higher = better48.8%
Iowa avg: 84.9 · US avg: 82.8
⚠ Lower than most doctors nationally(-34 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
233
Unique beneficiaries
Standard volumePrescription Recipients
145
Patients prescribed
Prescriptions Written
1,022
Total claims
Total Medicare drug cost: $6.71M
Percentile rankings compared against 75 reporting peers in Iowa.
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 Hypertension, High Cholesterol, and Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-7%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-11%) — less common here
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+6%) — a focus area for this doctor
The heart cannot pump blood efficiently enough to meet the body's needs
US avg: 22.5%↑ More patients than average (+8%) — a focus area for this doctor
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 (-3%) — less common here
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-5%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Jan 28, 2020
Self-reported via NPPES
18 years in practice
Experienced
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
Mailing address
200 Hawkins Dr C32gh, Iowa City, IA 52242-1009
Differs from practice location
Virtual Hematology & Oncology Care With Grerk Sutamtewagul
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Grerk Sutamtewagul for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Iowa City 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 Grerk Sutamtewagul
Dr. Sutamtewagul is listed as active in the NPI registry with telehealth listed in Iowa City, IA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (319) 356-1616.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact Grerk Sutamtewagul
Practice Location
200 Hawkins Dr Dept of Internal Medicine, Iowa City, IA 52242-1009
Mailing Address
200 Hawkins Dr C32gh, Iowa City, IA 52242-1009
This is a provider directory. Contact the office directly to schedule appointments.
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