Dr. Calvin J. Slot, MD
- Medicare services, 2022
- 52
- Medicare patients, 2024
- 22
- Industry payments
- $117
- Medical group
- 1
- State license
- 1
- Practice address
- 1401 E State St, Rockford, IL 61104
- Practice phone
- Call (815) 226-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
OSF St Anthony Medical Center
Rockford, Illinois
Find Dr. Slot's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Calvin J. Slot is an anesthesiologist in Rockford, Illinois
Dr. Slot practices at OSF St Anthony Medical Center in Rockford, Illinois.
Dr. Slot's NPI, 1164435616, was assigned on August 15, 2006. Dr. Slot graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1989.
- NPI
- 1164435616NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456242700
- NPI enumeration date
- August 15, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (815) 226-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Calvin J. Slot practices at OSF St Anthony Medical Center in Rockford, Illinois
Dr. Slot's primary practice is OSF St Anthony Medical Center, at 1401 E State St, Rockford, IL 61104 in Winnebago County. The practice phone is (815) 226-2000.
- OSF St Anthony Medical Center1401 E State St, Rockford, IL 61104 · Winnebago CountyPhone(815) 226-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Calvin J. Slot is affiliated with 1 site of care and 1 medical group
Dr. Slot's primary practice is OSF St Anthony Medical Center in Rockford, Illinois. The medical group on file is North American Partners in Anesthesia (NAPA).
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Calvin J. Slot's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Slot practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OSF St Anthony Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Calvin J. Slot is one of 1,887 anesthesiologists in Illinois
Anesthesiology is Dr. Slot's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Slot has a license on file in Illinois.
Specialties and state licenses
- Anesthesiology, Illinois
Anesthesiologists near Dr. Slot
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. Calvin J. Slot billed Medicare for 52 services in 2022
CMS data shows 52 Medicare services from Dr. Slot across 2 procedure codes in 2022, for 22 Medicare patients. Medicare paid $5,099 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Slot's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Anesthesia
- 2021: 862022: 5240%
- Imaging
- 2021: 122022: 0100%
- Surgery
- 2021: 142022: 0100%
Dr. Slot compared with the Illinois median for anesthesiologists, 2022
- Dr. Slot
- Illinois median
- Medicare services
- 52vs 9143% below
- Medicare patients
- 22vs 15786% below
Medians across 1,742 anesthesiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Slot's most billed Medicare procedure codes, 2022
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. Slot?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Slot and other anesthesiologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Calvin J. Slot treated 22 Medicare patients in 2024, average age 74
CMS counts 22 Medicare patients who saw Dr. Slot in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 3.04, 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. Slot's median patient age at 68, with 0% women.
Chronic conditions among Dr. Slot's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease68%
- Diabetes59%
- Heart failure59%
- Ischemic heart disease59%
- Arthritis55%
- COPD55%
Share of Medicare patients with each condition. A patient can have several.
Dr. Slot's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women0%
- Men100%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Calvin J. Slot takes part in Medicare
Dr. Slot 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. Calvin J. Slot received $117 in industry payments from 2022 to 2025
CMS Open Payments shows 6 general payments to Dr. Slot from 2 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $95.
General payments to Dr. Slot by program year, 2022 to 2025
Companies that paid Dr. Slot the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Calvin J. Slot graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Dr. Slot graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Calvin J. Slot'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 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) |
| 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. Calvin J. Slot
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. Calvin J. Slot's NPI number?
Dr. Calvin J. Slot's NPI number is 1164435616. It was assigned on August 15, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Calvin J. Slot?
Dr. Calvin J. Slot is an anesthesiologist in Rockford, Illinois. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Calvin J. Slot practice?
Dr. Slot practices at 1401 E State St, Rockford, IL 61104. Dr. Slot's primary practice is OSF St Anthony Medical Center in Rockford, Illinois.
What is Dr. Calvin J. Slot's office phone number?
The practice phone on file for Dr. Slot is (815) 226-2000.
What medical group is Dr. Calvin J. Slot part of?
Dr. Slot is linked to North American Partners in Anesthesia (NAPA).
Does Dr. Calvin J. Slot accept Medicare?
Yes. CMS data shows Dr. Slot billed Medicare for 52 services in 2022, and Dr. Slot accepts Medicare assignment.
How many Medicare patients does Dr. Calvin J. Slot see?
CMS counts 22 Medicare patients who saw Dr. Slot in 2024, with an average age of 74.
What services does Dr. Calvin J. Slot bill to Medicare?
In 2022, Dr. Slot's most billed Medicare services were anesthesia (00142) and anesthesia (00731).
Where did Dr. Calvin J. Slot go to medical school?
Dr. Slot graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1989.
Has Dr. Calvin J. Slot received payments from drug or device companies?
CMS Open Payments shows $117 in general payments to Dr. Slot from 2 companies from 2022 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Calvin J. Slot been practicing?
Dr. Slot graduated from medical school in 1989, 37 years ago.
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