Dr. Patrick Craig Ayer MD is a male Emergency Medicine Specialist, has 37 years of experience and practices in General Practice, Emergency Medicine, Family Medicine, and Critical Care Medicine.
Dr. Patrick Ayer has 2 office locations.
Marshfield Clinic -Lake Hallie Ctr
12961 27th Ave
Chippewa Falls, WI 54729

Phone Number
Locations and availability (2)
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Patrick Ayer:

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  1. Qualifications
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Specialties & Research

  • He has special expertise in 1 area:
  • Flu (Human Influenza)

Education & Awards

Dr. Ayer graduated from Washington University at St. Louis, Saint Louis.


Dr. Ayer has 1 hospital affiliations:

  • St. Joseph's Hospital-Chippewa 

Accepted Insurance Plans

Dr. Ayer accepts these health insurances in at least one office:

  • United Healthcare - 12 plans
  • Unicare - 5 plans
  • Great-West Healthcare - 1 plan
  • Medica Health Plans - 1 plan
  • Cigna - 3 plans
  • Aetna - 2 plans

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Additional Information
Where does Dr. Patrick C. Ayer practice?
Dr. Patrick Ayer practices General Practice, Emergency Medicine, Family Medicine, and Critical Care Medicine near Chippewa Falls, WI.
See Chippewa Falls General Practitioners, Chippewa Falls Emergency Physicians, Chippewa Falls Family Physicians, and Chippewa Falls Critical Care Practitioners.