Grant D Sievertsen, MD
Endocrinology, Diabetes & Metabolism
Grant D Sievertsen is an Endocrinology, Diabetes & Metabolism specialist based in Hinsdale, IL with over 52 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: ENDOCRINOLOGY
Grant D Sievertsen, MD has practiced internal medicine for 52+ years, working in group practice. He graduated from Perelman School of Med at the University of Pennsylvania in 1974 and has 52+ years of clinical experience. He regularly sees Medicare patients with high cholesterol, hypertension, and diabetes (per CMS claims data).
At a glance
- Prescribes opioids less than 39% of reporting doctors in Illinois
- Uses generic medications more than 25% of reporting doctors in Illinois
- Virtual visits available — no app or travel required
Older · 1005dNPPES updated 2023-08-22 · verify NPI on CMS · Verify license at Illinois Department of Financial & Professional Regulation — Medical
How Does This Doctor Compare?
Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.
Opioid Rx
↓ Lower = better1.55%
Illinois avg: 4.5 · US avg: 5.1
✓ Higher than most doctors nationally(-3.5 pts)
1.55% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better81.2%
Illinois avg: 82.9 · US avg: 82.8
⚠ Lower than most doctors nationally(-1.6 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
783
Unique beneficiaries
High volumePrescription Recipients
973
Patients prescribed
Prescriptions Written
11,698
Total claims
Total Medicare drug cost: $2.06M
Percentile rankings compared against 2,844 reporting peers in Illinois.
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 Diabetes.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+3%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+1%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-14%) — less common here
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
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↓ Fewer patients than average (-10%) — less common here
An irregular, often rapid heartbeat that increases the risk of stroke
US avg: 22%↓ Fewer patients than average (-2%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$135 received from industry
6 transactions reported in 2024 ·Low 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 Grant D Sievertsen's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1974
Perelman School of Medicine at the University of Pennsylvania
Board certified · Aug 21, 2023
Self-reported via NPPES
52 years in practice
Senior practitioner
Endocrinologists treat hormonal and metabolic disorders including diabetes (type 1 and 2), thyroid disease, osteoporosis, adrenal disorders, pituitary conditions, and polycystic ovary syndrome (PCOS).
Taxonomy: 207RE0101X
Education & Training
Perelman School of Med at the University of Pennsylvania (Class of 1974)
Mailing address
Po Box 713260, Chicago, IL 60677-1260
Differs from practice location
Virtual Endocrinology, Diabetes & Metabolism Care With Grant D Sievertsen
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Grant D Sievertsen for cholesterol management, blood pressure monitoring, diabetes check-ins — no travel to Hinsdale 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 Grant D Sievertsen
Dr. Sievertsen is listed as active in the NPI registry with telehealth listed in Hinsdale, IL. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (630) 323-3540.
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 Grant D Sievertsen
Practice Location
40 S Clay St Ste 210e, Hinsdale, IL 60521-3287
Mailing Address
Po Box 713260, Chicago, IL 60677-1260
This is a provider directory. Contact the office directly to schedule appointments.
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