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

Dr. Peter J Lennarson, MD

Individual provider Neurological Surgery Physician · NPI 1013966001

Dr. Peter J Lennarson, MD is a Neurosurgery in Aurora, Colorado. Graduated from University of Wisconsin School of Medicine in 1995, 31 years ago. Practices with University Physicians Incorporated, a 3,148-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Colorado and Nebraska.

Years since qualifying
31
Trained at
University of Wisconsin School of Medicine
Licensed in
CO, NE
In the registry since
2006
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

12605 E 16th Ave
Aurora, CO 80045-2545
Phone: (720) 848-0000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2045 N Franklin St, Denver, CO 80205-5437 — (303) 338-4545

Specialties & licences

Neurological Surgery Physician (primary) Taxonomy 207T00000X · Licence 52461 (CO)
Neurological Surgery Physician Taxonomy 207T00000X · Licence 23280 (NE)

Record details

NPI number1013966001
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 8, 2006
Last updated in NPPESApril 14, 2026
Certification dateApril 14, 2026
Mailing addressPo Box 110429, Aurora, CO 80042-0429

Medicare enrollment

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

Medicare specialtyNEUROSURGERY
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 1995 (31 years in practice)
Group practice University Physicians Incorporated — 3148 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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