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

Dr. Peter M Nicholson, MD

Individual provider Internal Medicine Physician · NPI 1629103585

Dr. Peter M Nicholson, MD is an Internal Medicine Physician in Westminster, Colorado. Licensed in Colorado. Registered with an NPI since 2007.

Licensed in
CO
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

8406 Clay St
Westminster, CO 80031-3810
Phone: (303) 428-7571
Fax: (303) 428-3587
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 32584 (CO)

Record details

NPI number1629103585
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 22, 2007
Last updated in NPPESJuly 8, 2007
Mailing address8406 Clay St, Westminster, CO 80031-3810

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