JOHN ROBERTSON CARR MD
NPI 1154816858
Internal Medicine in Rolla, MO
About John Robertson Carr Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN ROBERTSON CARR MD (NPI 1154816858) is an individual internal medicine provider in Rolla, Missouri, licensed in Missouri (2021028418) and active in the NPI registry since June 2018. He is enrolled in Medicare PECOS, is affiliated with Phelps County Regional Medical Center, and maintains 5 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 5
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
John Robertson Carr Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
8Medicare enrollment records show John Carr reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rolla, MO 65401
- Reassigned Medicare billing, Missouri enrollment
- 195 clinicians in this Medicare group
Rolla, MO 65401
- Reassigned Medicare billing, Missouri enrollment
- 145 clinicians in this Medicare group
Licking, MO 65542
- Reassigned Medicare billing, Missouri enrollment
- Also billed through NPI 1306885587 (Missouri), NPI 1790740363 (Missouri)
- 9 clinicians in this Medicare group
Houston, MO 65483
- Reassigned Medicare billing, Missouri enrollment
- 338 clinicians in this Medicare group
Jefferson City, MO 65101
- Reassigned Medicare billing, Missouri enrollment
- 93 clinicians in this Medicare group
West Plains, MO 65775
- Reassigned Medicare billing, Missouri enrollment
- 66 clinicians in this Medicare group
Lees Summit, MO 64081
- Reassigned Medicare billing, Missouri enrollment
- 183 clinicians in this Medicare group
Lees Summit, MO 64081
- Reassigned Medicare billing, Missouri enrollment
- 218 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 8
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Phelps County Regional Medical Center
Acute Care Hospitals · Rolla, MOTexas County Memorial Hospital
Acute Care Hospitals · Houston, MOBarnes Jewish Hospital
Acute Care Hospitals · Saint Louis, MOMercy Hospital Lebanon
Acute Care Hospitals · Lebanon, MOSalem Memorial District Hospital
Critical Access Hospitals · Salem, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 65401 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROLLA, MO 65401
ROLLA, MO 65401
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Carr's NPI number?
The NPI number for John Carr is 1154816858. It was assigned to this individual provider in the NPPES registry on June 25, 2018.
Where is John Carr located?
John Carr practices at 1000 W 10th St, Rolla, MO 65401. The listed phone number is (573) 458-8899.
What is John Carr's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is John Carr enrolled in Medicare?
Yes. John Carr is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for John Carr's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Carr reassigns Medicare benefits to 8 organizations: Phelps County Regional Medical Center (Rolla, MO), Pcrmc Medical Group, Inc (Rolla, MO), Texas County Memorial Hospital (Licking, MO), Ozarks Medical Center (Houston, MO), Cole Physician Services LLC (Jefferson City, MO) and 3 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Carr's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Carr accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 6 other insurers list John Carr as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is John Carr affiliated with any hospitals?
According to CMS data, John Carr is affiliated with Phelps County Regional Medical Center, Texas County Memorial Hospital, Barnes Jewish Hospital, Mercy Hospital Lebanon and Salem Memorial District Hospital.
When was this NPI record last updated?
The NPPES record for John Carr was last updated on July 31, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# John Robertson Carr, MD · NPI 1154816858
Internal Medicine physician in Rolla, Missouri. Individual provider, active in the CMS NPPES registry since June 25, 2018.
## Identity
- **NPI:** 1154816858 (Entity type: Individual)
- **Enumerated:** June 25, 2018
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 2021028418 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1000 W 10TH ST, Rolla, MO 65401-2905
- **Phone:** (573) 458-8899
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 8 organizations under Medicare reassignment (form CMS-855R): Phelps County Regional Medical Center (NPI 1891766051, Rolla, MO); Pcrmc Medical Group, Inc (NPI 1508056540, Rolla, MO); Texas County Memorial Hospital (NPI 1235178930, Licking, MO); Ozarks Medical Center (NPI 1770424541, Houston, MO); Cole Physician Services LLC (NPI 1144578659, Jefferson City, MO); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Miami, Lm Miller School Of Medicine, class of 2018
## Record status
- **NPPES last updated:** July 31, 2024
- **Other identifiers:** Medicaid 200058345 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1154816858) · Data from the CMS NPPES public registry.