Dr. James A. Barnett, MD
- Medicare services, 2020
- 51,098
- Part D claims, 2021
- 243
- Hospital affiliations
- 1
- Industry payments
- $34
- State license
- 1
- Practice address
- 1500 Sw 10th Avenue, Topeka, KS 66604
- Practice phone
- Call (785) 354-6121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Barnett'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 A. Barnett is an internist in Topeka, Kansas
Dr. Barnett practices at Stormont Vail Hospital in Topeka, Kansas, part of Stormont Vail Health.
Dr. Barnett's NPI, 1437189008, was assigned on July 3, 2006. Dr. Barnett holds Kansas license 04-19511.
- NPI
- 1437189008NPI Registry (opens in a new tab)
- NPI enumeration date
- July 3, 2006
- NPI status
- Active
- Practice phone
- (785) 354-6121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. James A. Barnett practices at Stormont Vail Hospital in Topeka, Kansas
Dr. Barnett's primary practice is Stormont Vail Hospital, at 1500 Sw 10th Avenue, Topeka, KS 66604 in Shawnee County. The practice phone is (785) 354-6121.
- Stormont Vail Hospital1500 Sw 10th Avenue, Topeka, KS 66604 · Shawnee CountyPhone(785) 354-6121
Source: Dmand AI Affiliation Data
Dr. James A. Barnett is affiliated with 1 site of care
Dr. Barnett's primary practice is Stormont Vail Hospital in Topeka, Kansas, part of Stormont Vail Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. James A. Barnett's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barnett practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stormont Vail Hospital | 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 Stormont Vail Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. James A. Barnett is one of 866 internists in Kansas
Internal medicine is Dr. Barnett's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Barnett is licensed in Kansas.
Specialties and state licenses
- Internal medicine, KansasPrimary
Internists near Dr. Barnett
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. James A. Barnett billed Medicare for 51,098 services in 2020
CMS data shows 51,098 Medicare services from Dr. Barnett across 15 procedure codes in 2020. Medicare paid $75,720 for them. Every service was in an office.
Dr. Barnett's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Drugs given in the office
- 2019: 126,6112020: 49,07061%
- Tests and treatments
- 2019: 1,7492020: 64463%
- Office and hospital visits
- 2019: 1,4152020: 61656%
- Surgery
- 2019: 1,0012020: 48552%
- Other services
- 2019: 5542020: 26153%
- Imaging
- 2019: 1312020: 2283%
Dr. Barnett compared with the Kansas median for internists, 2020
- Dr. Barnett
- Kansas median
- Medicare services
- 51,098vs 68175.0 times
- Part D claims
- 243vs 17936% above
Medians across 820 internists in Kansas with Dmand AI profiles that report each measure.
Dr. Barnett's most billed Medicare procedure codes, 2020
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Barnett?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Barnett and other internists in Kansas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James A. Barnett's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Dr. Barnett's median patient age at 66, with 45% women.
Dr. Barnett's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women45%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. James A. Barnett wrote 243 Medicare Part D claims in 2021
In 2021, Dr. Barnett wrote 243 Medicare Part D claims. They cover 13 drugs, with $3,049 in total drug cost. In 2020, CMS named 7,191 claims across 120 drugs.
Dr. Barnett's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 7,1912021: 24397%
Drugs named by CMS: 13 in 2021, 120 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. James A. Barnett received $34 in industry payments from 2016 to 2017
CMS Open Payments shows 2 general payments to Dr. Barnett from 2 drug and device companies from 2016 to 2017. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $22.
General payments to Dr. Barnett by program year, 2016 to 2017
Companies that paid Dr. Barnett the most, 2016 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. James A. Barnett'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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. James A. Barnett
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 A. Barnett's NPI number?
Dr. James A. Barnett's NPI number is 1437189008. It was assigned on July 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. James A. Barnett?
Dr. James A. Barnett is an internist in Topeka, Kansas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. James A. Barnett practice?
Dr. Barnett practices at 1500 Sw 10th Avenue, Topeka, KS 66604. Dr. Barnett's primary practice is Stormont Vail Hospital in Topeka, Kansas, part of Stormont Vail Health.
What is Dr. James A. Barnett's office phone number?
The practice phone on file for Dr. Barnett is (785) 354-6121.
What is Dr. James A. Barnett's medical license number?
Dr. Barnett holds Kansas license 04-19511.
Which hospitals is Dr. James A. Barnett affiliated with?
Dr. Barnett practices at Stormont Vail Hospital in Topeka, Kansas.
Does Dr. James A. Barnett accept Medicare?
Yes. CMS data shows Dr. Barnett billed Medicare for 51,098 services in 2020.
What services does Dr. James A. Barnett bill to Medicare?
In 2020, Dr. Barnett's most billed Medicare services were injected or infused drug (J1071), infusion or chemotherapy administration (96372) and surgery: heart and blood vessels (36415).
What drugs does Dr. James A. Barnett prescribe most?
In 2021 Medicare Part D data, Dr. Barnett's most prescribed drugs by claims were Amlodipine Besylate, Levothyroxine Sodium and Lisinopril.
Has Dr. James A. Barnett received payments from drug or device companies?
CMS Open Payments shows $34 in general payments to Dr. Barnett from 2 companies from 2016 to 2017. The largest total came from Amgen Inc.
How long has Dr. James A. Barnett been practicing?
Dr. Barnett's NPI was assigned in 2006.
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