Dr. Mary Janet Knapp

Dr. Mary J. Knapp

  • Gender: Female
  • Experience: 44 years
  • Sole propriator: No
  • NPI: 1952388654

Dr. Mary J. Knapp DO

Family Physician

She is located at 14325 Middlebelt Road in Livonia, MI 48154. Can help patients with the following: Birth Control Counseling, Diabetes, General Care, Headache, Hypothyroidism, Thyroid Disease. Her National Provider Identifier (NPI) number is 1952388654. Appointment can be made via the phone number (734) 427-9222. She is affiliated with 1 practices.

Conditions treated

Dr. Mary Janet Knapp, being an family physician, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Mary J. Knapp.

  • Abdominal Pain
  • Aging In Place
  • Anxiety
  • Arthritis
  • Asthma
  • Autism
  • Birth Control Counseling
  • Breastfeeding and Lactation
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Common Cold
  • Diabetes
  • Fever
  • General Care
  • Headache
  • Heart Disease
  • High Blood Pressure
  • Hyperlipidemia
  • Hypothyroidism
  • Infant Care
  • Influenza
  • Migraine
  • Mold Exposure
  • Nausea and Vomiting
  • Obesity
  • Osteoarthritis (OA)
  • Osteoporosis
  • Pregnancy
  • Prenatal Care
  • Prescription Refill
  • Thyroid Disease
  • Women's Health

Procedures Performed by Dr. Mary J. Knapp

Insurances Accepted by Dr. Mary J. Knapp

  1. Medicare

Medicare Enrollment

Dr. Mary J. Knapp is enrolled to bill Medicare as a Practitioner - Family Practice .

Bills through: Michigan Physicians Group, Pc

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.

Payments received

Drug payment

Sunovion Pharmaceuticals $60
Forest Pharmaceuticals $50
GlaxoSmithKline $26

Other

Food and Beverage $241

Affiliated practices

Michigan Physicians Group PC
14325 Middlebelt Road
Livonia, 48154 MI
(734) 427-9222

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Dr. Pat T. Freeman
  • Gender: Female
  • Address: #1010A 37650 Professional Center Drive Livonia, 48154, MI

Questions & Answers

Does Dr. Mary Janet Knapp accept patients with Medicare?

Yes, Dr. Mary Janet Knapp accepts patients with Medicare.

Does Dr. Mary Janet Knapp have affiliation with practices?

Dr. Mary Janet Knapp is affiliated with Michigan Physicians Group PC.

What conditions does Dr. Mary Janet Knapp treat?

Dr. Mary Janet Knapp provides treatment for Birth Control Counseling, Diabetes, General Care, Headache, Hypothyroidism, Thyroid Disease. For the full list see this list.

Where can you meet with Dr. Mary Janet Knapp?

Dr. Mary Janet Knapp's office is located at 14325 Middlebelt Road in Livonia, MI 48154.