Dr. James Christopher Gainer, MD
- Part D claims, 2024
- 58
- Hospital affiliations
- 1
- Industry payments
- $15,973
- Medical groups
- 2
- State license
- 1
- Practice address
- 5000 University Dr, Coral Gables, FL 33146
- Practice phone
- Call (786) 308-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gainer's 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.
Dr. James Christopher Gainer is an orthopedic surgeon in Miami, Florida
Dr. Gainer practices at Baptist Health Doctors Hospital in Coral Gables, Florida, part of Baptist Health South Florida.
Dr. Gainer's NPI, 1265060024, was assigned on March 29, 2020. Dr. Gainer graduated from JC Edwards School of Medicine, Marshall University in 2020. Dr. Gainer holds Florida license ME174938.
- NPI
- 1265060024NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446648745
- NPI enumeration date
- March 29, 2020
- NPI status
- Active
- Practice phone
- (786) 308-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. James Christopher Gainer practices at Baptist Health Doctors Hospital in Coral Gables, Florida
Dr. Gainer's primary practice is Baptist Health Doctors Hospital, at 5000 University Dr, Coral Gables, FL 33146 in Miami-Dade County. The practice phone is (786) 308-3000.
- Baptist Health Doctors Hospital5000 University Dr, Coral Gables, FL 33146 · Miami-Dade CountyPhone(786) 308-3000
Source: Dmand AI Affiliation Data
Dr. James Christopher Gainer is affiliated with 2 sites of care and 2 medical groups
Dr. Gainer's primary practice is Baptist Health Doctors Hospital in Coral Gables, Florida, part of Baptist Health South Florida. The medical group on file is Baptist Health Orthopedic Care. Dmand AI also links Dr. Gainer to 1 more group practice or clinic and 1 medical group, 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. James Christopher Gainer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gainer practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Baptist Health Doctors Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Baptist Health South Florida and 6.2K+ hospitals, with verified contacts in the same login.
Dr. James Christopher Gainer is one of 1,248 orthopedic surgeons in Florida
Orthopaedic surgery is Dr. Gainer's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Gainer is licensed in Florida.
Specialties and state licenses
- Orthopaedic surgery, FloridaPrimary
Orthopedic surgeons near Dr. Gainer
Counts of orthopedic 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. James Christopher Gainer's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Dr. Gainer's median patient age at 71, with 64% women.
Dr. Gainer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women64%
- Men36%
Source: Dmand AI Patient Panel Data
Dr. James Christopher Gainer wrote 58 Medicare Part D claims in 2024
In 2024, Dr. Gainer wrote 58 Medicare Part D claims for 34 patients. 100% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $75 in total drug cost.
Dr. Gainer'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. Gainer's Part D claims, 2024
- Opioids53%31 of 58 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. James Christopher Gainer ranks in the 97th percentile for knee replacement in Medicare
CMS counts 151 procedures of knee replacement by Dr. Gainer, more than 97% of the clinicians it reports for that procedure.
Where Dr. Gainer ranks in Medicare procedure volume
- Knee replacement
- 97th percentile151 procedures
- Hip replacement
- 93rd percentile72 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Source: Doctors and Clinicians Utilization Data (CMS)
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Dr. James Christopher Gainer received $15,973 in industry payments from 2024 to 2025
CMS Open Payments shows 194 general payments to Dr. Gainer from 13 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 51% of the total. Zimmer Biomet Holdings, Inc. paid the most, $9,710.
General payments to Dr. Gainer by program year, 2024 to 2025
General payments to Dr. Gainer by kind, 2024 to 2025
- Food and beverage$8,15651%
- Travel and lodging$7,81749%
Companies that paid Dr. Gainer the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James Christopher Gainer graduated from JC Edwards School of Medicine, Marshall University
Dr. Gainer graduated from JC Edwards School of Medicine, Marshall University in 2020.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. James Christopher Gainer'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 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. James Christopher Gainer
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. James Christopher Gainer's NPI number?
Dr. James Christopher Gainer's NPI number is 1265060024. It was assigned on March 29, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. James Christopher Gainer?
Dr. James Christopher Gainer is an orthopedic surgeon in Miami, Florida. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. James Christopher Gainer practice?
Dr. Gainer practices at 5000 University Dr, Coral Gables, FL 33146. Dr. Gainer's primary practice is Baptist Health Doctors Hospital in Coral Gables, Florida, part of Baptist Health South Florida. Dmand AI also links Dr. Gainer to 1 group practice or clinic and 1 medical group.
What is Dr. James Christopher Gainer's office phone number?
The practice phone on file for Dr. Gainer is (786) 308-3000.
What is Dr. James Christopher Gainer's medical license number?
Dr. Gainer holds Florida license ME174938.
Which hospitals is Dr. James Christopher Gainer affiliated with?
Dr. Gainer practices at Baptist Health Doctors Hospital in Coral Gables, Florida.
What medical group is Dr. James Christopher Gainer part of?
Dr. Gainer is linked to Baptist Health Orthopedic Care. Dmand AI links Dr. Gainer to 1 more medical group.
Where did Dr. James Christopher Gainer go to medical school?
Dr. Gainer graduated from JC Edwards School of Medicine, Marshall University in 2020.
What drugs does Dr. James Christopher Gainer prescribe most?
In 2024 Medicare Part D data, Dr. Gainer's most prescribed drugs by claims were Oxycodone-Acetaminophen.
Has Dr. James Christopher Gainer received payments from drug or device companies?
CMS Open Payments shows $15,973 in general payments to Dr. Gainer from 13 companies from 2024 to 2025. The largest total came from Zimmer Biomet Holdings, Inc.
How long has Dr. James Christopher Gainer been practicing?
Dr. Gainer graduated from medical school in 2020, 6 years ago.
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