Stephen Lee Gaines, PA-C
- Medicare patients, 2024
- 126
- Part D claims, 2024
- 115
- MIPS score, 2024
- 80
- Hospital affiliations
- 1
- Industry payments
- $159
- Practice address
- 1 Hospital Dr, Columbia, MO 65201
- Practice phone
- Call (573) 882-4141
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Hospital (MU Health Care)
Columbia, Missouri
Find Stephen Gaines' 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.
Stephen Lee Gaines is a physician assistant in Columbia, Missouri
Stephen Gaines practices at University Hospital (MU Health Care) in Columbia, Missouri.
Stephen Gaines' NPI, 1821538836, was assigned on February 24, 2017. Stephen Gaines graduated from University of Missouri, Kansas City, School of Medicine in 2017. Stephen Gaines holds Missouri license 2017024863.
- NPI
- 1821538836NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2365713880
- NPI enumeration date
- February 24, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (573) 882-4141
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Stephen Lee Gaines practices at University Hospital (MU Health Care) in Columbia, Missouri
Stephen Gaines' primary practice is University Hospital (MU Health Care), at 1 Hospital Dr, Columbia, MO 65201 in Boone County. The practice phone is (573) 882-4141.
- University Hospital (MU Health Care)1 Hospital Dr, Columbia, MO 65201 · Boone CountyPhone(573) 882-4141
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Stephen Lee Gaines is affiliated with 2 sites of care and 3 medical groups
Stephen Gaines' primary practice is University Hospital (MU Health Care) in Columbia, Missouri. Stephen Gaines is also affiliated with University Hospital. The medical group on file is University of Missouri Health Care. Dmand AI also links Stephen Gaines to 2 more medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Stephen Lee Gaines' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Stephen Gaines practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Hospital (MU Health Care) | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Stephen Lee Gaines is one of 1,484 physician assistants in Missouri
Physician assistant is Stephen Gaines' primary specialty in the NPI Registry, under taxonomy code 363A00000X. Stephen Gaines is licensed in Missouri.
Specialties and state licenses
- Physician assistant, MissouriPrimary
Physician assistants near Stephen Gaines
Counts of physician assistants 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
Stephen Lee Gaines treated 126 Medicare patients in 2024, average age 67
CMS counts 126 Medicare patients who saw Stephen Gaines in 2024. The largest group is 65 to 74, with 44 patients. 75% of them have high blood pressure, and 63% have high cholesterol. 33% are also on Medicaid. Their average risk score is 1.69, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Stephen Gaines' median patient age at 40, with 58% women.
Stephen Gaines' Medicare patients by age, 2024
Stephen Gaines' Medicare patients by sex, 2024
- Women7560%
- Men5140%
Chronic conditions among Stephen Gaines' Medicare patients, 2024
- High blood pressure75%
- High cholesterol63%
- Arthritis54%
- Anxiety48%
- Mood disorders47%
- Depression44%
- Tobacco use36%
- Diabetes35%
Share of Medicare patients with each condition. A patient can have several.
Stephen Gaines' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 40
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Stephen Lee Gaines wrote 115 Medicare Part D claims in 2024
In 2024, Stephen Gaines wrote 115 Medicare Part D claims for 69 patients. 95% of them were for generic drugs.
Stephen Gaines' Part D claims by kind of drug, 2024
- Generic109 claims95%
- Brand-name and other6 claims5%
Drug classes CMS tracks in Stephen Gaines' Part D claims, 2024
- Antibiotics27%31 of 115 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Stephen Lee Gaines scored 80 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Stephen Gaines for performance year 2024, reported as part of a group. Stephen Gaines accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Stephen Gaines' MIPS scores, performance year 2024
- 80of 100Final score
- 58.2of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Stephen Lee Gaines received $159 in industry payments in 2025
CMS Open Payments shows 2 general payments to Stephen Gaines from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $109.
Companies that paid Stephen Gaines the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Stephen Lee Gaines graduated from University of Missouri, Kansas City, School of Medicine
Stephen Gaines graduated from University of Missouri, Kansas City, School of Medicine in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Stephen Lee Gaines'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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 (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) |
| 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 Stephen Lee Gaines
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What is Stephen Lee Gaines' NPI number?
Stephen Lee Gaines' NPI number is 1821538836. It was assigned on February 24, 2017, and it is active in the NPI Registry.
What does Stephen Lee Gaines specialize in?
Stephen Lee Gaines is a physician assistant in Columbia, Missouri. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Stephen Lee Gaines practice?
Stephen Gaines practices at 1 Hospital Dr, Columbia, MO 65201. Stephen Gaines' primary practice is University Hospital (MU Health Care) in Columbia, Missouri. Dmand AI also links Stephen Gaines to 2 medical groups.
What is Stephen Lee Gaines' office phone number?
The practice phone on file for Stephen Gaines is (573) 882-4141.
What is Stephen Lee Gaines' medical license number?
Stephen Gaines holds Missouri license 2017024863.
Which hospitals is Stephen Lee Gaines affiliated with?
Stephen Gaines is affiliated with University Hospital.
What medical group is Stephen Lee Gaines part of?
Stephen Gaines is linked to University of Missouri Health Care. Dmand AI links Stephen Gaines to 2 more medical groups.
Does Stephen Lee Gaines accept Medicare?
Yes. CMS lists Stephen Gaines as accepting Medicare assignment.
What is Stephen Lee Gaines' MIPS score?
Stephen Gaines' MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.
How many Medicare patients does Stephen Lee Gaines see?
CMS counts 126 Medicare patients who saw Stephen Gaines in 2024, with an average age of 67.
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Where did Stephen Lee Gaines go to medical school?
Stephen Gaines graduated from University of Missouri, Kansas City, School of Medicine in 2017.
Has Stephen Lee Gaines received payments from drug or device companies?
CMS Open Payments shows $159 in general payments to Stephen Gaines from 2 companies from 2025 to 2025. The largest total came from Amgen Inc.
How long has Stephen Lee Gaines been practicing?
Stephen Gaines graduated from medical school in 2017, 9 years ago.
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