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Family Practice

Mollie Wetstein, MD

Works at hospitals in Evansville, IN · Belleville, IL · Indiana, Illinois

Summary

Dr. Mollie Wetstein, MD is a family doctor at 310 N 7 Hills Rd, Suite 220, O Fallon, IL 62269. Phone: (618) 624-6181. Accepts Medicare assignment. In 2024, Mollie Wetstein had 117 Original Medicare patients and 464 services. NPI 1710479761. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 310 N 7 Hills Rd, Suite 220, O Fallon, IL 62269 · Directions (1 more location)
  • Phone: (618) 624‑6181
  • Medicare: Accepts Medicare assignment
  • Hospitals: Deaconess Hospital Inc, Memorial Hospital
  • Group practice: Fairview Heights Medical Group SC (+1 more)
  • Medical school: graduated 2018 (8 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Mollie Wetstein, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Mollie Wetstein accept Medicare assignment?
Yes. Medicare's clinician data says Mollie Wetstein accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Mollie Wetstein see?
In 2024, CMS data shows 117 Original Medicare patients and 464 services for Mollie Wetstein. This counts Original Medicare only and measures volume, not quality.
What is Mollie Wetstein's NPI number?
1710479761. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Mollie Wetstein, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients117
Services billed to Medicare464
Different services or procedures43
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)77 services
  2. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)55 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)54 services
  4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)41 services
  5. Administration of influenza virus vaccine (G0008)30 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure66%
  • High cholesterol65%
  • Arthritis41%
  • Anxiety36%
  • Chronic kidney disease30%
  • Ischemic heart disease26%

Hospitals where Mollie Wetstein works

Medicare's Facility Affiliation Data lists Mollie Wetstein at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Deaconess Hospital IncEvansville, IN · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 150082
  • Memorial HospitalBelleville, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140185

Practice locations

Addresses where Mollie Wetstein is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Mollie Wetstein as a member of these groups (CMS data updated October 2, 2026).

  • Fairview Heights Medical Group SC444 clinicians in the group
  • Deaconess Hospital, Inc.415 clinicians in the group

Specialties

Find other Family Practice doctors in Illinois →

Other family doctors in O Fallon

Clinicians with the same Medicare primary specialty in O Fallon, IL — not a recommendation.

All family doctors in O Fallon →

Other clinicians in Fairview Heights Medical Group SC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2018 (8 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1710479761
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians