Dr. Christopher S. Cronin, MD
- Medicare services, 2024
- 596
- Medicare patients, 2024
- 295
- Part D claims, 2024
- 293
- MIPS score, 2024
- 78
- Hospital affiliations
- 1
- Practice address
- 232 S Woods Mill Rd, Chesterfield, MO 63017
- Practice phone
- Call (314) 434-1500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Cronin's professional email, personal email and mobile number
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Dr. Christopher S. Cronin is a general surgeon in Chesterfield, Missouri
Dr. Cronin practices at St. Luke's Hospital in Chesterfield, Missouri, part of St. Luke's Episcopal-Presbyterian Hospital.
Dr. Cronin's NPI, 1043204597, was assigned on September 9, 2005. Dr. Cronin graduated from Georgetown University School of Medicine in 1989. Dr. Cronin holds Missouri license 11129.
- NPI
- 1043204597NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133211196
- NPI enumeration date
- September 9, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 434-1500
- 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 Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher S. Cronin practices at St. Luke's Hospital in Chesterfield, Missouri
Dr. Cronin's primary practice is St. Luke's Hospital, at 232 S Woods Mill Rd, Chesterfield, MO 63017 in St. Louis County. The practice phone is (314) 434-1500.
- St. Luke's Hospital232 S Woods Mill Rd, Chesterfield, MO 63017 · St. Louis CountyPhone(314) 434-1500
Source: Dmand AI Affiliation Data
Dr. Christopher S. Cronin is affiliated with 4 sites of care and 1 medical group
Dr. Cronin's primary practice is St. Luke's Hospital in Chesterfield, Missouri, part of St. Luke's Episcopal-Presbyterian Hospital. The medical group on file is St. Luke's Medical Group. Dmand AI also links Dr. Cronin to 1 more breast imaging center, 1 group practice or clinic and 1 home health agency, 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. Christopher S. Cronin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cronin practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Luke's Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher S. Cronin is one of 593 general surgeons in Missouri
Surgery is Dr. Cronin's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Cronin is licensed in Missouri.
Specialties and state licenses
- Surgery, MissouriPrimary
General surgeons near Dr. Cronin
Counts of general surgeons 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. Christopher S. Cronin billed Medicare for 596 services in 2024
CMS data shows 596 Medicare services from Dr. Cronin across 15 procedure codes in 2024, for 295 Medicare patients. Medicare paid $63,348 for them.
Dr. Cronin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5192024: 5082%
- Surgery
- 2023: 622024: 8842%
Where Dr. Cronin's Medicare services took place, 2024
- In an office21937%
- In a facility37763%
Dr. Cronin compared with the Missouri median for general surgeons, 2024
- Dr. Cronin
- Missouri median
- Medicare services
- 596vs 1693.5 times
- Medicare patients
- 295vs 1272.3 times
- Part D claims
- 234vs 415.7 times
Medians across 570 general surgeons in Missouri with Dmand AI profiles that report each measure.
Dr. Cronin'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher S. Cronin treated 295 Medicare patients in 2024, average age 76
CMS counts 295 Medicare patients who saw Dr. Cronin in 2024. The largest group is 75 to 84, with 126 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.53, 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. Cronin's median patient age at 70, with 43% women.
Dr. Cronin's Medicare patients by age, 2024
Dr. Cronin's Medicare patients by sex, 2024
- Women13445%
- Men16155%
Chronic conditions among Dr. Cronin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Ischemic heart disease35%
- Chronic kidney disease32%
- Atrial fibrillation31%
- Anxiety30%
- Mood disorders30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Cronin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher S. Cronin wrote 293 Medicare Part D claims in 2024
In 2024, Dr. Cronin wrote 293 Medicare Part D claims for 198 patients. 97% of them were for generic drugs. CMS names the drug for 234 of them, across 3 drugs with 11 or more claims each, at $991 in total drug cost. In 2023, CMS named 200 claims across 4 drugs.
Dr. Cronin's Part D claims by kind of drug, 2024
- Generic283 claims97%
- Brand-name and other10 claims3%
Dr. Cronin's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Cronin's Part D claims, 2024
- Opioids61%179 of 293 claims
- Antibiotics28%82 of 293 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2002024: 23417%
Drugs named by CMS: 3 in 2024, 4 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Christopher S. Cronin scored 78 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 78 out of 100 for Dr. Cronin for performance year 2024, reported individually. Dr. Cronin accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 34 procedures of hernia repair - groin (open) by Dr. Cronin, more than 99% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Cronin's MIPS scores, performance year 2024
- 78of 100Final score
- 58.2of 100Quality
- 40of 100Improvement Activities
- 83of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Cronin ranks in Medicare procedure volume
- Hernia repair - groin (open)
- 99th percentile34 procedures
- Melanoma (skin cancer) excision
- 66th percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Christopher S. Cronin received $11,664 in industry payments from 2016 to 2025
CMS Open Payments shows 165 general payments to Dr. Cronin from 45 drug and device companies from 2016 to 2025. Education make up the largest share, 41% of the total. Intuitive Surgical, Inc. paid the most, $8,558.
General payments to Dr. Cronin by program year, 2016 to 2025
General payments to Dr. Cronin by kind, 2016 to 2025
- Education$4,75041%
- Food and beverage$4,19536%
- Travel and lodging$2,72023%
Companies that paid Dr. Cronin 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. Christopher S. Cronin graduated from Georgetown University School of Medicine
Dr. Cronin graduated from Georgetown University School of Medicine in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Christopher S. Cronin'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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Christopher S. Cronin
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. Christopher S. Cronin's NPI number?
Dr. Christopher S. Cronin's NPI number is 1043204597. It was assigned on September 9, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher S. Cronin?
Dr. Christopher S. Cronin is a general surgeon in Chesterfield, Missouri. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Christopher S. Cronin practice?
Dr. Cronin practices at 232 S Woods Mill Rd, Chesterfield, MO 63017. Dr. Cronin's primary practice is St. Luke's Hospital in Chesterfield, Missouri, part of St. Luke's Episcopal-Presbyterian Hospital. Dmand AI also links Dr. Cronin to 1 breast imaging center, 1 group practice or clinic and 1 home health agency.
What is Dr. Christopher S. Cronin's office phone number?
The practice phone on file for Dr. Cronin is (314) 434-1500.
What is Dr. Christopher S. Cronin's medical license number?
Dr. Cronin holds Missouri license 11129.
Which hospitals is Dr. Christopher S. Cronin affiliated with?
Dr. Cronin practices at St. Luke's Hospital in Chesterfield, Missouri.
What medical group is Dr. Christopher S. Cronin part of?
Dr. Cronin is linked to St. Luke's Medical Group.
Does Dr. Christopher S. Cronin accept Medicare?
Yes. CMS data shows Dr. Cronin billed Medicare for 596 services in 2024, and Dr. Cronin accepts Medicare assignment.
What is Dr. Christopher S. Cronin's MIPS score?
Dr. Cronin's MIPS final score for performance year 2024 is 78 out of 100, reported individually.
How many Medicare patients does Dr. Christopher S. Cronin see?
CMS counts 295 Medicare patients who saw Dr. Cronin in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Christopher S. Cronin bill to Medicare?
In 2024, Dr. Cronin's most billed Medicare services were office visit, new patient (99203), hospital inpatient care (99231) and hospital inpatient care (99232).
Where did Dr. Christopher S. Cronin go to medical school?
Dr. Cronin graduated from Georgetown University School of Medicine in 1989.
What drugs does Dr. Christopher S. Cronin prescribe most?
In 2024 Medicare Part D data, Dr. Cronin's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Cephalexin and Tramadol HCl.
Has Dr. Christopher S. Cronin received payments from drug or device companies?
CMS Open Payments shows $11,664 in general payments to Dr. Cronin from 45 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Christopher S. Cronin been practicing?
Dr. Cronin graduated from medical school in 1989, 37 years ago.
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