Salim Chahin, MD
Neurology Psychiatry & Neurology
Salim Chahin, MD has been part of the O Fallon medical community since 2007 in group practice. With 22+ years of experience, he has been practicing in the O Fallon area. He regularly sees Medicare patients with hypertension, high cholesterol, and arthritis (per CMS claims data). CMS MIPS quality score: 79.29/100 (2023).
At a glance
- Federal MIPS score higher than 34% of MIPS-scored doctors in Missouri
- Virtual visits available — no app or travel required
Recent · 34dNPPES updated 2026-04-02 · verify on CMS
Contact & Location
Practice Location
20 Progress Point Pkwy Ste 200, O Fallon, MO 63368-2207
How Does This Doctor Compare?
MIPS Score
202379.29/100
Missouri avg: 81.2 · US avg: 83.6
⚠ Lower than most doctors nationally(-4.3 pts)
How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Medicare Patients
103
Unique beneficiaries
Standard volumePrescription Recipients
110
Patients prescribed
Prescriptions Written
1,219
Total claims
Total Medicare drug cost: $2.35M
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 Hypertension, High Cholesterol, and Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-7%) — less common here
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-13%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+11%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↑ More patients than average (+6%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-8%) — less common here
Chronic Obstructive Pulmonary Disease — a group of lung diseases that block airflow
US avg: 20.4%↑ More patients than average (+3%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$2.2k 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 Salim Chahin's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Apr 1, 2026
CMS-verified certification date
22 years in practice
Experienced
Neurologists diagnose and treat disorders of the nervous system including stroke, epilepsy, multiple sclerosis, Parkinson's disease, migraines, neuropathy, and dementia.
Taxonomy: 2084N0400X
Mailing address
Po Box 959203, Saint Louis, MO 63195-9203
Differs from practice location
Virtual Psychiatry & Neurology Care With Salim Chahin
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Salim Chahin for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to O Fallon 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 Salim Chahin
Dr. Chahin is listed as active in the NPI registry with telehealth listed in O Fallon, MO. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (636) 916-7060.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact Salim Chahin
Practice Location
20 Progress Point Pkwy Ste 200, O Fallon, MO 63368-2207
Mailing Address
Po Box 959203, Saint Louis, MO 63195-9203
This is a provider directory. Contact the office directly to schedule appointments.
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