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

Individual provider Specialist · NPI 1740227768

Dr. John Peyton Speck, MD is a Nephrology in Berkley, Michigan. Graduated from Wayne State University School of Medicine in 1977, 49 years ago. Practices with Nephrology Consultants PC, a 5-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
49
Trained at
Wayne State University School of Medicine
Licensed in
MI
In the registry since
2006
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

27901 Woodward Ave Ste 210
Berkley, MI 48072-0919
Phone: (248) 414-5377
Fax: (248) 541-0542
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence 4301039812 (MI)

Record details

NPI number1740227768
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 31, 2006
Last updated in NPPESNovember 16, 2012
Mailing address27901 Woodward Ave, Suite 210, Berkley, MI 48072-0919

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolWAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1977 (49 years in practice)
Group practice Nephrology Consultants Pc — 5 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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