Dr. Jason R. Collier, DO

  • Saint Louis, MO
  • Internist
NPI1750692232PAC ID9830324227
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
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Personal email
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Mobile number
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Social profiles

Primary practice

Mercy Hospital South

Hospital · Saint Louis, Missouri

See all 11 affiliations

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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 and contact details
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
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Mobile number
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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 South
    10010 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.

See all 11 affiliations for Dr. Collier

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.

EHR by site
SiteEHR vendor and product
Mercy Hospital SouthAvailable with a free account
+2 more sites and 7 medical groupsAvailable 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, MissouriPrimaryLicense 2010019016 · taxonomy 207R00000X

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.

Medicare services, 2024488
Medicare patients191
Paid by Medicare$38,040
Procedure codes4

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.

See all procedures by Dr. Collier

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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.

Medicare patients, 2024191
Average age76
Average risk score2.87
Also on Medicaid30%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis66%
  4. Mood disorders63%
  5. Chronic kidney disease61%
  6. Ischemic heart disease59%
  7. Heart failure57%
  8. 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.

Part D claims, 2024265
Drugs named by CMS2
Total drug cost$188
Part D patients128

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.

See all prescribing by Dr. Collier

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.

See all payments to Dr. Collier

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Jason R. Collier's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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).

Show 3 more questionsShow fewer questions

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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