John Scally, MD
Specialist · O Fallon, IL
John Scally, MD is a specialist with a practice address in O Fallon, Illinois, and NPI 1508952318, issued on Oct 5, 2006. Check the license (Illinois 036128843, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Scally
- Credential
- MD
- Primary taxonomy
- Specialist 174400000X
- License numbers
- 036128843 IL
036090218 IL
01056859A IN
Self-reported in NPPES; status is on the state search - Practice location
- Three Saint Elizabeth Blvd Ste 2800, O Fallon, IL 62269
- Phone
- (618) 233-6044
- Enumerated
- Oct 5, 2006
- Entity
- Type 1 · individual
Also registered at Three Saint Elizabeth Blvd Ste 2800
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Scally in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 036128843Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
3.6 times the Medicare Part D claims of the average specialist in 2024
5,504 Medicare Part D claims for 809 beneficiaries, against an average of 1,524 among the 12,477 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Eliquis472 claims
- Atorvastatin Calcium412 claims
- Metoprolol Succinate401 claims
- Rosuvastatin Calcium399 claims
- Metoprolol Tartrate310 claims
- Amlodipine Besylate288 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The Medicare quality score for 2023: 94.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $2,259.56
20 payments, mostly food and beverage; the largest payer was Edwards Lifesciences Corporation. The 9,482 providers of this specialty with any payment received $4,756.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
4 hospital and facility affiliations
- Hshs Holy Family Hospital IncGreenville, IL · Acute Care Hospitals3 of 5 stars
- Prairie Cardiovascular Consultants LtdO Fallon, IL
- St Elizabeths Hospital OF The Hospital Sisters OF The Third OrderO Fallon, IL
- St Josephs Hospital OF The Hospital Sisters OF The Third Order OF St FHighland, IL
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
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Common questions
What is John Scally, MD's NPI number?
John Scally, MD's National Provider Identifier (NPI) is 1508952318, issued on Oct 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Scally, MD located?
The NPPES record lists a practice address at Three Saint Elizabeth Blvd Ste 2800, O Fallon, IL, 62269. Phone: (618) 233-6044. Providers update this record themselves, so call before visiting.
How can I verify John Scally, MD's license?
NPPES lists Illinois license number 036128843, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does John Scally, MD prescribe under Medicare Part D?
In 2024, John Scally, MD had 5,504 Medicare Part D claims for 809 beneficiaries; the average among specialist prescribers was 1,524. Part D covers Medicare prescriptions only.
What is John Scally, MD's Medicare quality score?
The 2023 MIPS final score is 94.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.