Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

John Lloyd Loomis Jr., MD

Individual provider Emergency Medical Services (Emergency Medicine) Physician · NPI 1518014018

John Lloyd Loomis Jr., MD is an Emergency Medicine in Grosse Pointe Farms, Michigan. Graduated from University of Michigan Medical School in 1984, 42 years ago. Practices with McKenzie Memorial Hospital, a 32-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
42
Trained at
University of Michigan Medical School
Licensed in
MI
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

159 Kercheval Ave
Grosse Pointe Farms, MI 48236-3610
Phone: (313) 640-2300
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medical Services (Emergency Medicine) Physician (primary) Taxonomy 207PE0004X · Licence 4301063207 (MI)

Record details

NPI number1518014018
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 5, 2007
Last updated in NPPESApril 9, 2026
Certification dateApril 9, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 1984 (42 years in practice)
Group practice McKenzie Memorial Hospital — 32 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Grosse Pointe Farms