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

Dr. Michael James Krier, MD

Individual provider Gastroenterology Physician · NPI 1497808414

Dr. Michael James Krier, MD is a Gastroenterology in Fairfield, California. Graduated from Wright State University Boonshoft School of Medicine in 2004, 22 years ago. Practices with Northbay Physicians Surgery Center, LLC, a 337-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
22
Trained at
Wright State University Boonshoft School of Medicine
Licensed in
CA
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

101 Bodin Cir
Fairfield, CA 94535-1809
Phone: (707) 423-4501
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence A100295 (CA)

Record details

NPI number1497808414
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 21, 2007
Last updated in NPPESApril 8, 2016
Mailing address1200 B Gale Wilson Blvd, Fairfield, CA 94533-3552

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolWRIGHT STATE UNIVERSITY BOONSHOFT SCHOOL OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice Northbay Physicians Surgery Center, Llc — 337 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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