Am J Otolaryngol
AnesthesiaFeasibility StudiesHypopharynx
Dr. Robert Koorn, MD
NPI1790781615PAC ID0547228298
- Medicare services, 2024
- 85
- Medicare patients, 2024
- 157
- Publications
- 1
- Hospital affiliations
- 1
- Industry payments
- $78
- Practice address
- 34 Maple St, Norwalk, CT 06850
- Practice phone
- Call (203) 852-2216
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Norwalk Hospital
Norwalk, Connecticut
Find Dr. Koorn's professional email, personal email and mobile number
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Dr. Robert Koorn is an anesthesiologist in Norwalk, Connecticut
Dr. Koorn practices at Norwalk Hospital in Norwalk, Connecticut.
Dr. Koorn's NPI, 1790781615, was assigned on June 24, 2005. Dr. Koorn graduated from University of the Witwatersrand in 1979. Dr. Koorn holds Connecticut license 044260.
NPI and contact details
- NPI
- 1790781615NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0547228298
- NPI enumeration date
- June 24, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (203) 852-2216
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert Koorn practices at Norwalk Hospital in Norwalk, Connecticut
Dr. Koorn's primary practice is Norwalk Hospital, at 34 Maple St, Norwalk, CT 06850 in Western Ct County. The practice phone is (203) 852-2216.
- Norwalk Hospital34 Maple St, Norwalk, CT 06850 · Western Ct CountyPhone(203) 852-2216
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Robert Koorn is affiliated with 3 sites of care and 1 medical group
Dr. Koorn's primary practice is Norwalk Hospital in Norwalk, Connecticut. Dr. Koorn is also affiliated with Norwalk Hospital. The medical group on file is Danbury Medical Group. Dmand AI also links Dr. Koorn to 1 more group practice or clinic, named with a free account.
Norwalk HospitalPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert Koorn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Koorn practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Norwalk Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Robert Koorn is one of 654 anesthesiologists in Connecticut
Anesthesiology is Dr. Koorn's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dmand AI has Dr. Koorn's licenses on file in 3 states: Connecticut, New York and Utah.
Specialties and state licenses
- Anesthesiology, ConnecticutPrimary
- New York license
- Utah license
Anesthesiologists near Dr. Koorn
Counts of anesthesiologists 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. Robert Koorn billed Medicare for 85 services in 2024
CMS data shows 85 Medicare services from Dr. Koorn across 7 procedure codes in 2024, for 157 Medicare patients. Medicare paid $8,358 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202485
Medicare patients157
Paid by Medicare$8,358
Procedure codes7
Dr. Koorn's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 602024: 635%
- Surgery
- 2023: 422024: 2248%
- Imaging
- 2023: 162024: 0100%
Dr. Koorn compared with the Connecticut median for anesthesiologists, 2024
- Dr. Koorn
- Connecticut median
- Medicare services
- 85vs 89Close to median
- Medicare patients
- 157vs 160Close to median
Medians across 636 anesthesiologists in Connecticut with Dmand AI profiles that report each measure.
Dr. Koorn's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Koorn?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Koorn and other anesthesiologists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert Koorn treated 157 Medicare patients in 2024, average age 74
CMS counts 157 Medicare patients who saw Dr. Koorn in 2024. The largest group is 75 to 84, with 73 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 1.78, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Koorn's median patient age at 61, with 51% women.
Medicare patients, 2024157
Average age74
Average risk score1.78
Also on Medicaid26%
Dr. Koorn's Medicare patients by age, 2024
Dr. Koorn's Medicare patients by sex, 2024
- Women9158%
- Men6642%
Chronic conditions among Dr. Koorn's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Ischemic heart disease37%
- Cancer34%
- Anxiety32%
- Mood disorders28%
- Osteoporosis28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Koorn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Robert Koorn takes part in Medicare
Dr. Koorn accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Robert Koorn has 1 publication on record
Dmand AI links 1 paper to Dr. Koorn in 2019. Dr. Koorn's most frequent co-author is Victor Kizhner, MD.
Papers1
Dr. Koorn's most frequent co-authors
Recent publications by Dr. Koorn
See who Dr. Koorn researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Koorn works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Robert Koorn received $78 in industry payments from 2017 to 2019
CMS Open Payments shows 5 general payments to Dr. Koorn from 1 drug or device company from 2017 to 2019. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $78.
General payments to Dr. Koorn by program year, 2017 to 2019
Companies that paid Dr. Koorn the most, 2017 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert Koorn graduated from University of the Witwatersrand
Dr. Koorn graduated from University of the Witwatersrand in 1979.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert Koorn'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Robert Koorn
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. Robert Koorn's NPI number?
Dr. Robert Koorn's NPI number is 1790781615. It was assigned on June 24, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert Koorn?
Dr. Robert Koorn is an anesthesiologist in Norwalk, Connecticut. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Robert Koorn practice?
Dr. Koorn practices at 34 Maple St, Norwalk, CT 06850. Dr. Koorn's primary practice is Norwalk Hospital in Norwalk, Connecticut. Dmand AI also links Dr. Koorn to 1 group practice or clinic.
What is Dr. Robert Koorn's office phone number?
The practice phone on file for Dr. Koorn is (203) 852-2216.
What is Dr. Robert Koorn's medical license number?
Dr. Koorn holds Connecticut license 044260, one of the licenses on file in 3 states.
Which states has Dr. Robert Koorn been licensed in?
Dmand AI has state licenses on file for Dr. Koorn in Connecticut, New York and Utah.
Which hospitals is Dr. Robert Koorn affiliated with?
Dr. Koorn is affiliated with Norwalk Hospital.
What medical group is Dr. Robert Koorn part of?
Dr. Koorn is linked to Danbury Medical Group.
Does Dr. Robert Koorn accept Medicare?
Yes. CMS data shows Dr. Koorn billed Medicare for 85 services in 2024, and Dr. Koorn accepts Medicare assignment.
How many Medicare patients does Dr. Robert Koorn see?
CMS counts 157 Medicare patients who saw Dr. Koorn in 2024, with an average age of 74.
Show 6 more questionsShow fewer questions
What services does Dr. Robert Koorn bill to Medicare?
In 2024, Dr. Koorn's most billed Medicare services were anesthesia (00790), anesthesia (01402) and anesthesia (00910).
Where did Dr. Robert Koorn go to medical school?
Dr. Koorn graduated from University of the Witwatersrand in 1979.
Has Dr. Robert Koorn received payments from drug or device companies?
CMS Open Payments shows $78 in general payments to Dr. Koorn from 1 company from 2017 to 2019. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Robert Koorn been practicing?
Dr. Koorn graduated from medical school in 1979, 47 years ago.
Does Dr. Robert Koorn do research?
Dmand AI links 1 publication to Dr. Koorn.
Who does Dr. Robert Koorn publish with?
Dr. Koorn's most frequent co-authors are Victor Kizhner, MD (1 shared paper).
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