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

Mr. William Paul Peterson Jr., MD

Individual provider Anesthesiology Physician · NPI 1669467817

Mr. William Paul Peterson Jr., MD is an Anesthesiology in Lansing, Michigan. Graduated from Michigan State University College of Human Medicine in 1987, 39 years ago. Practices with Edward W Sparrow Hospital Association, a 694-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
39
Trained at
Michigan State University College of Human Medicine
Licensed in
MI
In the registry since
2005
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

1200 E Michigan Ave Ste 370
Lansing, MI 48912-1800
Phone: (517) 484-4451
Fax: (517) 484-0291
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 4301051190 (MI)

Record details

NPI number1669467817
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 14, 2005
Last updated in NPPESDecember 19, 2007

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF HUMAN MEDICINE
Graduated 1987 (39 years in practice)
Group practice Edward W Sparrow Hospital Association — 694 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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