Stephen Gabriel Simmer, MD
Gastroenterology Internal Medicine
Stephen Gabriel Simmer is a Gastroenterology Internal Medicine specialist based in Grand Rapids, MI with over 10 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: INTERNAL MEDICINE
Stephen Gabriel Simmer, MD practices as part of a group gastroenterologist practice in Grand Rapids, MI. Trained at Wayne State University School of Medicine (class of 2016), he has been practicing for over 10 years. Among his Medicare patients, common conditions include hypertension, high cholesterol, and mood disorders (per CMS data).
Older · 1027dNPPES updated 2023-07-31 · verify NPI on CMS · Verify license at Michigan Board of Medicine
Contact & Location
Practice Location
4100 Lake Dr Se Ste 205, Grand Rapids, MI 49546-8292
How Does This Doctor Compare?
Generic Rx
↑ Higher = better74%
Michigan avg: 83.5 · US avg: 82.8
⚠ Lower than most doctors nationally(-8.8 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
62
Unique beneficiaries
Standard volumePrescription Recipients
91
Patients prescribed
Prescriptions Written
123
Total claims
Total Medicare drug cost: $10k
Percentile rankings compared against 1,194 reporting peers in Michigan.
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 Mood Disorders.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+1%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-1%) — less common here
Conditions affecting emotional state, including depression and bipolar disorder
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-2%) — less common here
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↑ More patients than average (+13%) — 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 (+6%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+3%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↓ Fewer patients than average (-1%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$515 received from industry
4 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 Stephen Gabriel Simmer's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2016
Wayne State University School of Medicine
Board certified · Jul 30, 2023
Self-reported via NPPES
10 years in practice
Established
Gastroenterologists diagnose and treat digestive system disorders including GERD, irritable bowel syndrome (IBS), inflammatory bowel disease (Crohn's, ulcerative colitis), liver disease, pancreatitis, and colon polyps. They perform endoscopies and colonoscopies.
Taxonomy: 207RG0100X
Education & Training
Wayne State University School of Medicine (Class of 2016)
Mailing address
100 Michigan St Ne # Mc845, Grand Rapids, MI 49503-2560
Differs from practice location
Virtual Internal Medicine Care With Stephen Gabriel Simmer
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Stephen Gabriel Simmer for blood pressure monitoring, cholesterol management, mood disorder follow-ups — no travel to Grand Rapids 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 Stephen Gabriel Simmer
Dr. Simmer is listed as active in the NPI registry with telehealth listed in Grand Rapids, MI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (616) 267-7414.
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 Stephen Gabriel Simmer
Practice Location
4100 Lake Dr Se Ste 205, Grand Rapids, MI 49546-8292
Mailing Address
100 Michigan St Ne # Mc845, Grand Rapids, MI 49503-2560
This is a provider directory. Contact the office directly to schedule appointments.
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