Are you Dr. Toensing? This profile is yours to edit: update your address, phone, photo and services.
Edit this profilePeter N. Toensing, MD is a healthcare provider in Eagan, MN specializing in internal medicine. Peter trained at University of Colorado School of Medicine, Denver, graduating in 1996. According to Medicare claims data, Peter cared for 175 Medicare patients across 176 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more, and manual urinalysis test with examination using microscope, automated. This provider record is associated with NPI 1841258688.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1440 DUCKWOOD DR
Eagan, MN 55122
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
Heart & Circulation
Heart health
Imaging referral
Immunizations
Lab tests
Lungs & Breathing
Metabolic & Weight
Minor procedures
Office procedures
Office Procedures
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
176 services · 175 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
15 | Less often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
59 | As often as other peers in Internal Medicine |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
38 | More often than most peers in Internal Medicine |
| Manual urinalysis test with examination using microscope, automated | Lab test | 81001 |
24 | Less often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
20 | Less often than most peers in Internal Medicine |
| Bacterial colony count, urine | Lab test | 87086 |
20 | Less often than most peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Toensing is an internist in Eagan, MN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Dr. Toensing is listed at 1440 Duckwood Dr, Eagan, MN 55122. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (651) 688-7860. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Toensing's National Provider Identifier is 1841258688. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Toensing attended University of Colorado School of Medicine, Denver, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
Dr. Toensing has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Toensing performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Toensing. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.