Michael Thiim, M.D.
Gastroenterology Internal Medicine
Also practices: INTERNAL MEDICINE
Patients across MA can see Michael Thiim, M.D. in person in Haverhill or via virtual visit — no travel required. Trained at State University of New York at Stony Brook, School of Medicine (class of 1988), he has been practicing for over 38 years. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and arthritis.
At a glance
- Uses generic medications more than 32% of reporting doctors in Massachusetts
- Virtual visits available — no app or travel required
Older · 5754dNPPES updated 2010-08-04 · verify on CMS
Contact & Location
Practice Location
1 Parkway, Haverhill, MA 01830-6278
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
Generic Rx
↑ Higher = better82.8%
Massachusetts avg: 81.9 · US avg: 82.8
≈ Same as national average
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
544
Unique beneficiaries
High volumePrescription Recipients
297
Patients prescribed
Prescriptions Written
868
Total claims
Total Medicare drug cost: $409k
Percentile rankings compared against 1,606 reporting peers in Massachusetts.
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 (+1%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-3%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-4%) — less common here
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 (-6%) — less common here
Conditions affecting emotional state, including depression and bipolar disorder
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↓ 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.
Graduated medical school · 1988
Renaissance School of Medicine at Stony Brook University
38 years in practice
Senior practitioner
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
State University of New York at Stony Brook, School of Medicine (Class of 1988)
Virtual Internal Medicine Care With Michael Thiim
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Michael Thiim for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Haverhill 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 Michael Thiim
Dr. Thiim is listed as active in the NPI registry with telehealth listed in Haverhill, MA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (978) 521-3270.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact Michael Thiim
Practice Location
1 Parkway, Haverhill, MA 01830-6278
Mailing Address
1 Parkway, Haverhill, MA 01830-6278
This is a provider directory. Contact the office directly to schedule appointments.
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