Dr. John C. Sill, MD
- Medicare services, 2018
- 42
- Medicare patients, 2024
- 36
- Hospital affiliations
- 1
- Medical groups
- 4
- State license
- 1
- Practice address
- 1201 S Grand Blvd, Saint Louis, MO 63104
- Practice phone
- Call (314) 257-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Sill'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. John C. Sill is an anesthesiologist in Saint Louis, Missouri
Dr. Sill practices at SSM Health Saint Louis University Hospital in Saint Louis, Missouri, part of SSM Health Care.
Dr. Sill's NPI, 1558349506, was assigned on January 9, 2006. Dr. Sill holds Minnesota license 25798.
- NPI
- 1558349506NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577606011
- NPI enumeration date
- January 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 257-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 79
- Medical school graduation
- 1973
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John C. Sill practices at SSM Health Saint Louis University Hospital in Saint Louis, Missouri
Dr. Sill's primary practice is SSM Health Saint Louis University Hospital, at 1201 S Grand Blvd, Saint Louis, MO 63104 in St. Louis City. The practice phone is (314) 257-8000.
- SSM Health Saint Louis University Hospital1201 S Grand Blvd, Saint Louis, MO 63104 · St. Louis CityPhone(314) 257-8000
Source: Dmand AI Affiliation Data
Dr. John C. Sill is affiliated with 2 sites of care and 4 medical groups
Dr. Sill's primary practice is SSM Health Saint Louis University Hospital in Saint Louis, Missouri, part of SSM Health Care. The medical group on file is SLUCare Physician Group. Dmand AI also links Dr. Sill to 3 more medical groups and 1 behavioral health center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John C. Sill's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sill practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| SSM Health Saint Louis University Hospital | Available with a free account |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John C. Sill is one of 819 anesthesiologists in Missouri
Anesthesiology is Dr. Sill's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Sill is licensed in Minnesota.
Specialties and state licenses
- Anesthesiology, MinnesotaPrimary
Anesthesiologists near Dr. Sill
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. John C. Sill billed Medicare for 42 services in 2018
CMS data shows 42 Medicare services from Dr. Sill across 3 procedure codes in 2018, for 36 Medicare patients. Medicare paid $5,687 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Sill's Medicare services by type, 2016 to 2018
- 2016
- 2018
- Anesthesia
- 2016: 702018: 2564%
- Surgery
- 2016: 02018: 17
- Office and hospital visits
- 2016: 142018: 0100%
Dr. Sill compared with the Missouri median for anesthesiologists, 2018
- Dr. Sill
- Missouri median
- Medicare services
- 42vs 7544% below
- Medicare patients
- 36vs 14074% below
Medians across 839 anesthesiologists in Missouri with Dmand AI profiles that report each measure.
Dr. Sill's most billed Medicare procedure codes, 2018
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. Sill?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Sill and other anesthesiologists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John C. Sill treated 36 Medicare patients in 2024, average age 67
CMS counts 36 Medicare patients who saw Dr. Sill in 2024. The largest group is 65 to 74, with 17 patients. 75% of them have high blood pressure, and 58% have high cholesterol. 31% are also on Medicaid. Their average risk score is 1.88, 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. Sill's median patient age at 60, with 48% women.
Dr. Sill's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Sill's Medicare patients by sex, 2024
- Women1233%
- Men2467%
Chronic conditions among Dr. Sill's Medicare patients, 2024
- High blood pressure75%
- High cholesterol58%
- Arthritis39%
- Anxiety36%
- Ischemic heart disease33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sill's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. John C. Sill takes part in Medicare
Dr. Sill 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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Sources for Dr. John C. Sill'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 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) |
| 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. John C. Sill
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. John C. Sill's NPI number?
Dr. John C. Sill's NPI number is 1558349506. It was assigned on January 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John C. Sill?
Dr. John C. Sill is an anesthesiologist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. John C. Sill practice?
Dr. Sill practices at 1201 S Grand Blvd, Saint Louis, MO 63104. Dr. Sill's primary practice is SSM Health Saint Louis University Hospital in Saint Louis, Missouri, part of SSM Health Care. Dmand AI also links Dr. Sill to 3 medical groups and 1 behavioral health center.
What is Dr. John C. Sill's office phone number?
The practice phone on file for Dr. Sill is (314) 257-8000.
What is Dr. John C. Sill's medical license number?
Dr. Sill holds Minnesota license 25798.
Which hospitals is Dr. John C. Sill affiliated with?
Dr. Sill practices at SSM Health Saint Louis University Hospital in Saint Louis, Missouri.
What medical group is Dr. John C. Sill part of?
Dr. Sill is linked to SLUCare Physician Group. Dmand AI links Dr. Sill to 3 more medical groups.
Does Dr. John C. Sill accept Medicare?
Yes. CMS data shows Dr. Sill billed Medicare for 42 services in 2018, and Dr. Sill accepts Medicare assignment.
How many Medicare patients does Dr. John C. Sill see?
CMS counts 36 Medicare patients who saw Dr. Sill in 2024, with an average age of 67.
What services does Dr. John C. Sill bill to Medicare?
In 2018, Dr. Sill's most billed Medicare services were surgery: heart and blood vessels (36620), anesthesia (00790) and anesthesia (00840).
How long has Dr. John C. Sill been practicing?
Dr. Sill graduated from medical school in 1973, 53 years ago.
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