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

Individual provider Clinical Pathology/Laboratory Medicine Physician · NPI 1790762862

John L Black, MD is a Clinical Pathology/Laboratory Medicine Physician in Rochester, Minnesota. Licensed in Minnesota. Registered with an NPI since 2005.

Licensed in
MN
In the registry since
2005
Specialties on file
2
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

200 1st St SW
Rochester, MN 55905-0001
Phone: (507) 284-2511
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Pathology/Laboratory Medicine Physician (primary) Taxonomy 207ZP0105X · Licence 26917 (MN)
Psychiatry Physician Taxonomy 2084P0800X · Licence 26917 (MN)

Record details

NPI number1790762862
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 29, 2005
Last updated in NPPESOctober 6, 2020
Certification dateOctober 6, 2020
Mailing address200 1st St Sw, Rochester, MN 55905-0001

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