Dr. Stephen B. Kornfeld, MD
- Medicare services, 2021
- 135
- Part D claims, 2021
- 66
- Hospital affiliations
- 1
- Industry payments
- $91,562
- Medical groups
- 2
- Practice address
- 2865 Daggett Avenue, Klamath Falls, OR 97601
- Practice phone
- Call (541) 882-6311
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Stephen B. Kornfeld is a medical oncologist in Klamath Falls, Oregon
Dr. Kornfeld practices at Sky Lakes Medical Center in Klamath Falls, Oregon, part of Sky Lakes Medical Center.
Dr. Kornfeld's NPI, 1164533667, was assigned on August 31, 2006. Dr. Kornfeld graduated from University of Southern California Keck School of Medicine in 1982. Dr. Kornfeld holds Oregon license MD13702.
- NPI
- 1164533667NPI Registry (opens in a new tab)
- NPI enumeration date
- August 31, 2006
- NPI status
- Active
- Practice phone
- (541) 882-6311
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Stephen B. Kornfeld practices at Sky Lakes Medical Center in Klamath Falls, Oregon
Dr. Kornfeld's primary practice is Sky Lakes Medical Center, at 2865 Daggett Avenue, Klamath Falls, OR 97601 in Klamath County. The practice phone is (541) 882-6311.
- Sky Lakes Medical Center2865 Daggett Avenue, Klamath Falls, OR 97601 · Klamath CountyPhone(541) 882-6311
Source: Dmand AI Affiliation Data
Dr. Stephen B. Kornfeld is affiliated with 1 site of care and 2 medical groups
Dr. Kornfeld's primary practice is Sky Lakes Medical Center in Klamath Falls, Oregon, part of Sky Lakes Medical Center. The medical group on file is Sky Lakes Medical Center. Dmand AI also links Dr. Kornfeld to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Stephen B. Kornfeld's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kornfeld practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sky Lakes Medical Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Sky Lakes Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Stephen B. Kornfeld is one of 91 medical oncologists in Oregon
Medical oncology is Dr. Kornfeld's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dr. Kornfeld is licensed in Oregon.
Specialties and state licenses
- Medical oncology, OregonPrimary
Medical oncologists near Dr. Kornfeld
Counts of medical oncologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Stephen B. Kornfeld billed Medicare for 135 services in 2021
CMS data shows 135 Medicare services from Dr. Kornfeld across 3 procedure codes in 2021, all of them office visits. Medicare paid $10,129 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kornfeld's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 1672021: 13519%
Dr. Kornfeld compared with the Oregon median for medical oncologists, 2021
- Dr. Kornfeld
- Oregon median
- Medicare services
- 135vs 35862% below
- Part D claims
- 66vs 25274% below
Medians across 92 medical oncologists in Oregon with Dmand AI profiles that report each measure.
Dr. Kornfeld's most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kornfeld and other medical oncologists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen B. Kornfeld's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Kornfeld's median patient age at 63, with 53% women.
Dr. Kornfeld's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women53%
- Men47%
Source: Dmand AI Patient Panel Data
Dr. Stephen B. Kornfeld wrote 66 Medicare Part D claims in 2021
In 2021, Dr. Kornfeld wrote 66 Medicare Part D claims. Every claim was for a generic drug. They cover 4 drugs, with $1,080 in total drug cost. In 2020, CMS named 97 claims across 6 drugs.
Dr. Kornfeld's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 972021: 6632%
Drugs named by CMS: 4 in 2021, 6 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Stephen B. Kornfeld received $91,562 in industry payments from 2016 to 2025
CMS Open Payments shows 168 general payments to Dr. Kornfeld from 24 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 79% of the total. Pfizer Inc. paid the most, $49,289.
General payments to Dr. Kornfeld by program year, 2016 to 2025
General payments to Dr. Kornfeld by kind, 2016 to 2025
- Speaker and faculty fees$72,64579%
- Travel and lodging$10,43911%
- Food and beverage$5,4646%
- Consulting fees$3,0003%
- Education$140%
Companies that paid Dr. Kornfeld the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen B. Kornfeld graduated from University of Southern California Keck School of Medicine
Dr. Kornfeld graduated from University of Southern California Keck School of Medicine in 1982.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stephen B. Kornfeld's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Stephen B. Kornfeld
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Stephen B. Kornfeld's NPI number?
Dr. Stephen B. Kornfeld's NPI number is 1164533667. It was assigned on August 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen B. Kornfeld?
Dr. Stephen B. Kornfeld is a medical oncologist in Klamath Falls, Oregon. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).
Where does Dr. Stephen B. Kornfeld practice?
Dr. Kornfeld practices at 2865 Daggett Avenue, Klamath Falls, OR 97601. Dr. Kornfeld's primary practice is Sky Lakes Medical Center in Klamath Falls, Oregon, part of Sky Lakes Medical Center. Dmand AI also links Dr. Kornfeld to 1 medical group.
What is Dr. Stephen B. Kornfeld's office phone number?
The practice phone on file for Dr. Kornfeld is (541) 882-6311.
What is Dr. Stephen B. Kornfeld's medical license number?
Dr. Kornfeld holds Oregon license MD13702.
Which hospitals is Dr. Stephen B. Kornfeld affiliated with?
Dr. Kornfeld practices at Sky Lakes Medical Center in Klamath Falls, Oregon.
What medical group is Dr. Stephen B. Kornfeld part of?
Dr. Kornfeld is linked to Sky Lakes Medical Center. Dmand AI links Dr. Kornfeld to 1 more medical group.
Does Dr. Stephen B. Kornfeld accept Medicare?
Yes. CMS data shows Dr. Kornfeld billed Medicare for 135 services in 2021.
What services does Dr. Stephen B. Kornfeld bill to Medicare?
In 2021, Dr. Kornfeld's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, established patient (99215).
Where did Dr. Stephen B. Kornfeld go to medical school?
Dr. Kornfeld graduated from University of Southern California Keck School of Medicine in 1982.
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What drugs does Dr. Stephen B. Kornfeld prescribe most?
In 2021 Medicare Part D data, Dr. Kornfeld's most prescribed drugs by claims were Prednisone, Dexamethasone and Acyclovir.
Has Dr. Stephen B. Kornfeld received payments from drug or device companies?
CMS Open Payments shows $91,562 in general payments to Dr. Kornfeld from 24 companies from 2016 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Stephen B. Kornfeld been practicing?
Dr. Kornfeld graduated from medical school in 1982, 44 years ago.
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