Gareth Thomas Marsh, DO
Psychiatry Psychiatry & Neurology
Gareth Thomas Marsh is a Psychiatry Psychiatry & Neurology specialist based in Columbia, MO with over 9 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Gareth Thomas Marsh, DO has practiced psychiatry & neurology for 9+ years, working in group practice. He has been in practice for 9+ years. Among his Medicare patients, common conditions include anxiety, mood disorders, and hypertension (per CMS data). CMS MIPS quality score: 83.32/100 (2023).
At a glance
- Uses generic medications more than 75% of reporting doctors in Missouri
- Federal MIPS score higher than 69% of MIPS-scored doctors in Missouri
- Virtual visits available — no app or travel required
Older · 3261dNPPES updated 2017-06-18 · verify NPI on CMS · Verify license at Missouri Board of Registration for the Healing Arts
Contact & Location
Practice Location
1 Hospital Dr, Columbia, MO 65212-1000
How Does This Doctor Compare?
Based on Medicare data, this doctor has an average quality score compared to other doctors in Missouri, favors affordable generic drugs over brand-name ones.
MIPS Score
202383.32/100
Missouri avg: 81.2 · US avg: 83.6
⚠ Lower than most doctors nationally(-0.3 pts)
Average range among MIPS-scored doctors in MissouriHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Generic Rx
↑ Higher = better91.6%
Missouri avg: 83.4 · US avg: 82.8
✓ Higher than most doctors nationally(+8.8 pts)
Better than 75% of reporting doctors in MissouriHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
39
Unique beneficiaries
Boutique practicePrescription Recipients
132
Patients prescribed
Prescriptions Written
1,854
Total claims
Total Medicare drug cost: $189k
Percentile rankings compared against 912 reporting peers in Missouri.
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 Anxiety Disorders, Mood Disorders, and Hypertension.
Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+41%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-6%) — less common here
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-14%) — less common here
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↑ More patients than average (+24%) — a focus area for this doctor
A condition with extreme mood swings between emotional highs and lows
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+7%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-13%) — 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.
9 years in practice
Established
Psychiatrists are physicians who diagnose and treat mental health conditions including depression, anxiety disorders, bipolar disorder, schizophrenia, PTSD, and substance use disorders. They can prescribe medications and provide psychotherapy.
Taxonomy: 2084P0800X
Mailing address
1 Hospital Drive Dco67.00, Columbia, MO 65212
Differs from practice location
Virtual Psychiatry & Neurology Care With Gareth Thomas Marsh
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Gareth Thomas Marsh for anxiety counseling, mood disorder follow-ups, blood pressure monitoring — no travel to Columbia 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 Gareth Thomas Marsh
Dr. Marsh is listed as active in the NPI registry with telehealth listed in Columbia, MO. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (573) 882-8907.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact Gareth Thomas Marsh
Practice Location
1 Hospital Dr, Columbia, MO 65212-1000
Mailing Address
1 Hospital Drive Dco67.00, Columbia, MO 65212
This is a provider directory. Contact the office directly to schedule appointments.
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