Marcus Johannes Geer, MD
Marcus Johannes Geer is a Hematology Internal Medicine specialist based in Ann Arbor, MI with over 10 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: MEDICAL ONCOLOGY
Marcus Johannes Geer, MD specializes in internal medicine, serving patients in Ann Arbor, MI in group practice. A University of Toledo College of Medicine graduate since 2016, he brings 10+ years of experience. CMS Medicare data shows his patients commonly have hypertension and high cholesterol.
Older · 1029dNPPES updated 2023-08-01 · verify NPI on CMS · Verify license at Michigan Board of Medicine
$60 received from industry
1 transaction 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 Marcus Johannes Geer's NPI.
Social Vulnerability Index: 0.85 / 1.00
High vulnerabilityHe practices in a community where the CDC measures social vulnerability across socioeconomic status, household composition, racial/ethnic minority status, and housing/transportation factors. A higher index indicates more residents may face barriers accessing care.
Source: CDC/ATSDR Social Vulnerability Index.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2016
University of Toledo College of Medicine
Board certified · Jul 31, 2023
Self-reported via NPPES
10 years in practice
Established
Hematologists specialize in blood disorders including anemia, clotting disorders, hemophilia, sickle cell disease, lymphoma, leukemia, and other blood cancers. They manage anticoagulation therapy and blood transfusions.
Taxonomy: 207RH0000X
Education & Training
University of Toledo College of Medicine (Class of 2016)
Mailing address
3621 S State St, Ann Arbor, MI 48108-1633
Differs from practice location
Virtual Internal Medicine Care With Marcus Johannes Geer
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Marcus Johannes Geer for blood pressure monitoring, cholesterol management — no travel to Ann Arbor 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 Marcus Johannes Geer
Dr. Geer is listed as active in the NPI registry with telehealth listed in Ann Arbor, MI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (734) 936-4000.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator · HRSA HPSA · CDC SVI. See Data Methodology.
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Contact Marcus Johannes Geer
Practice Location
1500 E Medical Center Dr, Ann Arbor, MI 48109-5000
Mailing Address
3621 S State St, Ann Arbor, MI 48108-1633
This is a provider directory. Contact the office directly to schedule appointments.
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