Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1013966001 Individual Practitioner Male Practitioner

Dr. Peter J Lennarson , MD

Neurological Surgery • Aurora, CO

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Peter Lennarson, MD is a certified Neurological Surgery practicing in Aurora, CO. With approximately 31 years of clinical experience since graduating from University Of Wisconsin School Of Medicine in 1995, Dr. Lennarson delivers high-quality medical care to the local community at 12605 E 16TH AVE.

Dr. Lennarson is affiliated with University Physicians Incorporated and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include new patient outpatient office visit, fusion of additional segment of spine, computer-assisted spinal procedure. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

12605 E 16th Ave

Aurora, CO 800452545

Telephone 7208480000
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

University Of Wisconsin School Of Medicine

Graduation Year

1995

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Neurological Surgery in Aurora, CO

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
31 Yrs +10.8 yrs vs City Avg
City Avg: 20.2 Yrs
State Avg: 24.0 Yrs
Regional Practice Density
52 Specialists

Practicing in Aurora, CO (177 Statewide)

Telehealth Adoption Rate
28.8% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount
87.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lennarson (31 Years) 31 Yrs
Aurora Specialty Average (20.2 Years) 20.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
53 53 $530.00 $129.16
22614 Fusion of additional segment of spine
38 16 $4711.00 $378.94
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more
28 28 $720.00 $176.33
61783 Computer-assisted spinal procedure
24 22 $1224.00 $223.94
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
19 19 $572.00 $142.75
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion
18 14 $1351.00 $250.63
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
18 18 $388.00 $96.25
22842 Placement of stabilizing device to back, 3-6 spine bone segments
17 16 $6951.00 $739.26
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves
15 15 $9531.25 $885.50
63052 Partial removal of bone of single segment of spine in lower back with release of spinal cord and/or nerves during fusion of spine in lower back
11 11 $1246.00 $251.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
11 11 $512.00 $129.05

Medical Specialties & State Licenses

CMS Verified: 2026-04-14
Neurological Surgery Primary Specialty

NUCC Taxonomy Code: 207T00000X

State License CO 52461

A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.

Neurological Surgery

NUCC Taxonomy Code: 207T00000X

State License NE 23280

A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.

Hospital & Practice Group Affiliations

University Physicians Incorporated

12605 E 16th Ave, Aurora, CO 800452545

Phone: 7208480000

Secondary Practice Locations

2045 N Franklin St

Denver, CO 802055437

Phone: 3033384545

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Dr. Jonathan Orsborn , MD

Pediatrics - Pediatric Emergency Medicine

NPI 1003013319

Doctor of Medicine (M.D.)

Dr. Emily Jones , MD

Internal Medicine

NPI 1003063140

Doctor of Medicine (M.D.)

Kate Coleman Minahan , FNP

Nurse Practitioner - Pediatrics

NPI 1003068859

Family Nurse Practitioner

Stacey Johnson , APRN

Nurse Practitioner - Adult Health

NPI 1003116997

Advanced Practice Registered Nurse

Andrea Hall , CRNA

Nurse Anesthetist, Certified Registered

NPI 1003125394

Certified Registered Nurse Anesthetist

Kristi Swim , FNP

Nurse Practitioner - Family

NPI 1003126442

Family Nurse Practitioner

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

14 Historical Events
📍
Updated Practice Location April 14, 2026

Registered at 12605 E 16TH AVE, AURORA, CO 800452545 (Tel: 7208480000)

📍
Updated Business Mailing Address April 14, 2026

Registered at PO BOX 110429, AURORA, CO 800420429

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 21, 2022

Neurological Surgery (License #23280 in NE)

NPI Profile Active September 08, 2017

NPI status registered as active in NPPES database

📍
Updated Practice Location September 08, 2017

Registered at 2045 N FRANKLIN ST, DENVER, CO 802055437 (Tel: (303) 338-4545)

📍
Updated Business Mailing Address September 08, 2017

Registered at 2045 N FRANKLIN ST, DENVER, CO 802055437 (Tel: (303) 338-4545)

👤
Provider Name / Credentials Updated September 08, 2017

Recorded as PETER LENNARSON, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 08, 2017

Neurological Surgery (License #23280 in NE)

NPI Profile Active October 04, 2013

NPI status registered as active in NPPES database

📍
Updated Practice Location October 04, 2013

Registered at 2045 FRANKLIN ST, DENVER, CO 802055437 (Tel: 3033384545)

📍
Updated Business Mailing Address October 04, 2013

Registered at 2045 FRANKLIN ST, DENVER, CO 802055437 (Tel: 3033384545)

👤
Provider Name / Credentials Updated October 04, 2013

Recorded as PETER LENNARSON, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 04, 2013

Neurological Surgery (License #52461 in CO)

🟢
Initial NPI Registration & Enumeration May 08, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1013966001
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: May 08, 2006
Last Update: April 14, 2026
Sole Proprietor: No

Mailing Address

Po Box 110429

Aurora, CO 800420429

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.