Dr. Jason R. Collier, DO
- Medicare services, 2024
- 488
- Medicare patients, 2024
- 191
- Part D claims, 2024
- 265
- Hospital affiliations
- 3
- Industry payments
- $27
- Practice address
- 10010 Kennerly Road, Saint Louis, MO 63128
- Practice phone
- Call (314) 525-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Jason R. Collier is an internist in Saint Louis, Missouri
Dr. Collier practices at Mercy Hospital South in Saint Louis, Missouri, part of Mercy.
Dr. Collier's NPI, 1750692232, was assigned on June 29, 2010. Dr. Collier holds Missouri license 2010019016.
- NPI
- 1750692232NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830324227
- NPI enumeration date
- June 29, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 525-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jason R. Collier practices at Mercy Hospital South in Saint Louis, Missouri
Dr. Collier's primary practice is Mercy Hospital South, at 10010 Kennerly Road, Saint Louis, MO 63128 in St. Louis County. The practice phone is (314) 525-1000.
- Mercy Hospital South10010 Kennerly Road, Saint Louis, MO 63128 · St. Louis CountyPhone(314) 525-1000
Source: Dmand AI Affiliation Data
Dr. Jason R. Collier is affiliated with 3 sites of care and 8 medical groups
Dr. Collier's primary practice is Mercy Hospital South in Saint Louis, Missouri, part of Mercy. Dr. Collier is also affiliated with University Hospital. The medical group on file is Mercy Clinic South Hospitalists. Dmand AI also links Dr. Collier to 1 more hospital and 7 medical groups, 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. Jason R. Collier's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Collier practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital South | Available with a free account |
| +2 more sites and 7 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jason R. Collier is one of 2,114 internists in Missouri
Internal medicine is Dr. Collier's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Collier is licensed in Missouri.
Specialties and state licenses
- Internal medicine, MissouriPrimary
Internists near Dr. Collier
Counts of internists 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. Jason R. Collier billed Medicare for 488 services in 2024
CMS data shows 488 Medicare services from Dr. Collier across 4 procedure codes in 2024, for 191 Medicare patients. Medicare paid $38,040 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Collier's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6132024: 48820%
Dr. Collier compared with the Missouri median for internists, 2024
- Dr. Collier
- Missouri median
- Medicare services
- 488vs 5308% below
- Medicare patients
- 191vs 2119% below
- Part D claims
- 23vs 32593% below
Medians across 2,076 internists in Missouri with Dmand AI profiles that report each measure.
Dr. Collier'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Collier and other internists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jason R. Collier treated 191 Medicare patients in 2024, average age 76
CMS counts 191 Medicare patients who saw Dr. Collier in 2024. The largest group is 85 and over, with 56 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 30% are also on Medicaid. Their average risk score is 2.87, 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. Collier's median patient age at 76, with 50% women.
Dr. Collier's Medicare patients by age, 2024
Dr. Collier's Medicare patients by sex, 2024
- Women10555%
- Men8645%
Chronic conditions among Dr. Collier's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis66%
- Mood disorders63%
- Chronic kidney disease61%
- Ischemic heart disease59%
- Heart failure57%
- Depression56%
Share of Medicare patients with each condition. A patient can have several.
Dr. Collier's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jason R. Collier wrote 265 Medicare Part D claims in 2024
In 2024, Dr. Collier wrote 265 Medicare Part D claims for 128 patients. 86% of them were for generic drugs. CMS names the drug for 23 of them, across 2 drugs with 11 or more claims each, at $188 in total drug cost. In 2023, CMS named 23 claims across 2 drugs.
Dr. Collier's Part D claims by kind of drug, 2024
- Generic227 claims86%
- Brand-name38 claims14%
Dr. Collier'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. Collier's Part D claims, 2024
- Opioids7%18 of 265 claims
- Antibiotics12%31 of 265 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: 232024: 23No change
Drugs named by CMS: 2 in 2024, 2 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
How Dr. Jason R. Collier takes part in Medicare
Dr. Collier 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. Jason R. Collier received $27 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Collier from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Straumann USA LLC paid the most, $27.
Companies that paid Dr. Collier the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Jason R. Collier'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) |
| Industry payments | Open Payments (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. Jason R. Collier
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. Jason R. Collier's NPI number?
Dr. Jason R. Collier's NPI number is 1750692232. It was assigned on June 29, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Jason R. Collier?
Dr. Jason R. Collier is an internist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jason R. Collier practice?
Dr. Collier practices at 10010 Kennerly Road, Saint Louis, MO 63128. Dr. Collier's primary practice is Mercy Hospital South in Saint Louis, Missouri, part of Mercy. Dmand AI also links Dr. Collier to 1 hospital and 7 medical groups.
What is Dr. Jason R. Collier's office phone number?
The practice phone on file for Dr. Collier is (314) 525-1000.
What is Dr. Jason R. Collier's medical license number?
Dr. Collier holds Missouri license 2010019016.
Which hospitals is Dr. Jason R. Collier affiliated with?
Dr. Collier practices at Mercy Hospital South in Saint Louis, Missouri. Dr. Collier is also affiliated with University Hospital. Dmand AI links Dr. Collier to 1 more hospital.
What medical group is Dr. Jason R. Collier part of?
Dr. Collier is linked to Mercy Clinic South Hospitalists. Dmand AI links Dr. Collier to 7 more medical groups.
Does Dr. Jason R. Collier accept Medicare?
Yes. CMS data shows Dr. Collier billed Medicare for 488 services in 2024, and Dr. Collier accepts Medicare assignment.
How many Medicare patients does Dr. Jason R. Collier see?
CMS counts 191 Medicare patients who saw Dr. Collier in 2024, with an average age of 76.
What services does Dr. Jason R. Collier bill to Medicare?
In 2024, Dr. Collier's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).
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What drugs does Dr. Jason R. Collier prescribe most?
In 2024 Medicare Part D data, Dr. Collier's most prescribed drugs by claims were Doxycycline Hyclate and Torsemide.
Has Dr. Jason R. Collier received payments from drug or device companies?
CMS Open Payments shows $27 in general payments to Dr. Collier from 1 company from 2016 to 2016. The largest total came from Straumann USA LLC.
How long has Dr. Jason R. Collier been practicing?
Dr. Collier graduated from medical school in 2010, 16 years ago.
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