Dr. John Robertson Carr, MD
- Medicare services, 2024
- 1,616
- Medicare patients, 2024
- 591
- Part D claims, 2024
- 2,729
- Hospital affiliations
- 6
- Industry payments
- $354
- Practice address
- 1333 Sam Houston Boulevard, Houston, MO 65483
- Practice phone
- Call (417) 967-3311
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. John Robertson Carr is an internist in Houston, Missouri
Dr. Carr practices at Texas County Memorial Hospital in Houston, Missouri, part of Texas County Memorial Hospital.
Dr. Carr's NPI, 1154816858, was assigned on June 25, 2018. Dr. Carr graduated from University of Miami, Lm Miller School of Medicine in 2018. Dr. Carr holds Missouri license 2021028418.
- NPI
- 1154816858NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698027837
- NPI enumeration date
- June 25, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (417) 967-3311
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Robertson Carr practices at Texas County Memorial Hospital in Houston, Missouri
Dr. Carr's primary practice is Texas County Memorial Hospital, at 1333 Sam Houston Boulevard, Houston, MO 65483 in Texas County. The practice phone is (417) 967-3311.
- Texas County Memorial Hospital1333 Sam Houston Boulevard, Houston, MO 65483 · Texas CountyPhone(417) 967-3311
Source: Dmand AI Affiliation Data
Dr. John Robertson Carr is affiliated with 12 sites of care and 8 medical groups
Dr. Carr's primary practice is Texas County Memorial Hospital in Houston, Missouri, part of Texas County Memorial Hospital. Dr. Carr is also affiliated with Barnes-Jewish Hospital. The medical group on file is Phelps Health Medical Group Rolla. Dmand AI also links Dr. Carr to 4 more hospitals, 7 medical groups, 3 skilled nursing facilities, 2 hospices and 1 group practice or clinic, 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. John Robertson Carr's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Carr practices, 12 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Texas County Memorial Hospital | Available with a free account |
| +11 more sites and 7 medical groups | 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 Texas County Memorial Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. John Robertson Carr is one of 2,114 internists in Missouri
Internal medicine is Dr. Carr's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Carr is licensed in Missouri.
Specialties and state licenses
- Internal medicine, MissouriPrimary
Internists near Dr. Carr
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. John Robertson Carr billed Medicare for 1,616 services in 2024
CMS data shows 1,616 Medicare services from Dr. Carr across 8 procedure codes in 2024, for 591 Medicare patients. Medicare paid $144,641 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Carr's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,4102024: 1,61615%
Dr. Carr compared with the Missouri median for internists, 2024
- Dr. Carr
- Missouri median
- Medicare services
- 1,616vs 5303.0 times
- Medicare patients
- 591vs 2112.8 times
- Part D claims
- 2,156vs 3256.6 times
Medians across 2,076 internists in Missouri with Dmand AI profiles that report each measure.
Dr. Carr'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Robertson Carr treated 591 Medicare patients in 2024, average age 76
CMS counts 591 Medicare patients who saw Dr. Carr in 2024. The largest group is 65 to 74, with 186 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 2.28, 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. Carr's median patient age at 77, with 56% women.
Dr. Carr's Medicare patients by age, 2024
Dr. Carr's Medicare patients by sex, 2024
- Women32655%
- Men26545%
Chronic conditions among Dr. Carr's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Ischemic heart disease53%
- Heart failure52%
- Chronic kidney disease51%
- Diabetes47%
- Anxiety46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Carr's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Robertson Carr wrote 2,729 Medicare Part D claims in 2024
In 2024, Dr. Carr wrote 2,729 Medicare Part D claims for 490 patients. 88% of them were for generic drugs. CMS names the drug for 2,156 of them, across 67 drugs with 11 or more claims each, at $128,122 in total drug cost. In 2023, CMS named 600 claims across 26 drugs.
Dr. Carr's Part D claims by kind of drug, 2024
- Generic2,391 claims88%
- Brand-name321 claims12%
- Other17 claims1%
Dr. Carr'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. Carr's Part D claims, 2024
- Opioids7%201 of 2,729 claims
- Antibiotics11%308 of 2,729 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: 6002024: 2,156259%
Drugs named by CMS: 67 in 2024, 26 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. John Robertson Carr takes part in Medicare
Dr. Carr 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. John Robertson Carr received $354 in industry payments from 2021 to 2025
CMS Open Payments shows 10 general payments to Dr. Carr from 8 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $159.
General payments to Dr. Carr by program year, 2021 to 2025
Companies that paid Dr. Carr the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Robertson Carr graduated from University of Miami, Lm Miller School of Medicine
Dr. Carr graduated from University of Miami, Lm Miller School of Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Robertson Carr'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) |
| 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. John Robertson Carr
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. John Robertson Carr's NPI number?
Dr. John Robertson Carr's NPI number is 1154816858. It was assigned on June 25, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. John Robertson Carr?
Dr. John Robertson Carr is an internist in Houston, Missouri. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. John Robertson Carr practice?
Dr. Carr practices at 1333 Sam Houston Boulevard, Houston, MO 65483. Dr. Carr's primary practice is Texas County Memorial Hospital in Houston, Missouri, part of Texas County Memorial Hospital. Dmand AI also links Dr. Carr to 4 hospitals, 7 medical groups, 3 skilled nursing facilities, 2 hospices and 1 group practice or clinic.
What is Dr. John Robertson Carr's office phone number?
The practice phone on file for Dr. Carr is (417) 967-3311.
What is Dr. John Robertson Carr's medical license number?
Dr. Carr holds Missouri license 2021028418.
Which hospitals is Dr. John Robertson Carr affiliated with?
Dr. Carr practices at Texas County Memorial Hospital in Houston, Missouri. Dr. Carr is also affiliated with Barnes-Jewish Hospital. Dmand AI links Dr. Carr to 4 more hospitals.
What medical group is Dr. John Robertson Carr part of?
Dr. Carr is linked to Phelps Health Medical Group Rolla. Dmand AI links Dr. Carr to 7 more medical groups.
Does Dr. John Robertson Carr accept Medicare?
Yes. CMS data shows Dr. Carr billed Medicare for 1,616 services in 2024, and Dr. Carr accepts Medicare assignment.
How many Medicare patients does Dr. John Robertson Carr see?
CMS counts 591 Medicare patients who saw Dr. Carr in 2024, with an average age of 76.
What services does Dr. John Robertson Carr bill to Medicare?
In 2024, Dr. Carr's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99232).
Show 4 more questionsShow fewer questions
Where did Dr. John Robertson Carr go to medical school?
Dr. Carr graduated from University of Miami, Lm Miller School of Medicine in 2018.
What drugs does Dr. John Robertson Carr prescribe most?
In 2024 Medicare Part D data, Dr. Carr's most prescribed drugs by claims were Cefdinir, Clopidogrel and Furosemide.
Has Dr. John Robertson Carr received payments from drug or device companies?
CMS Open Payments shows $354 in general payments to Dr. Carr from 8 companies from 2021 to 2025. The largest total came from Abbvie Inc.
How long has Dr. John Robertson Carr been practicing?
Dr. Carr graduated from medical school in 2018, 8 years ago.
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