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ROBERT WILLIAM KOLAR MD
NPI 1265173298
Family Medicine in Knoxville, TN

Active since April 05, 2022PECOS EnrolledAccepts Medicare Assignment
7422 NORRIS FWY, KNOXVILLE, TN 37938(865) 647-4700(865) 925-4220 Get Directions Write a Review

NPPES record last updated: March 17, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 17, 2026, Apr 3, 2025, Apr 5, 2022 (3 updates tracked since 2022).

About Robert William Kolar Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ROBERT WILLIAM KOLAR MD (NPI 1265173298) is an individual family medicine provider in Knoxville, Tennessee, licensed in Tennessee (MD76525) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, is affiliated with Jps Health Network, and is a graduate of University Of New Mexico School Of Medicine (2022).

NPPES Registry Identity

NPI1265173298
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameROBERT WILLIAM KOLARCredential: MD
Location Address7422 NORRIS FWYKnoxville, TN 37938-4219
Mailing Address7422 Norris FwyKnoxville, TN 37938-4219 · (865) 647-4700 · Fax (865) 925-4220
Phone(865) 647-4700
Fax(865) 925-4220
Sole ProprietorYes
Medical School CMSUniversity Of New Mexico School Of MedicineGraduated 2022
Enumeration DateApril 5, 2022
Last NPPES UpdateMarch 17, 20263 updates tracked since enumeration
NPPES CertifiedMarch 17, 2026
✔ NPI 1265173298 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in TN · MD76525
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
7422 NORRIS FWY, Knoxville, TN 37938
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter Health, Ambetter of Alabama and more.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

Robert William Kolar 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.

PECOS PAC ID840720116
PECOS Enrollment IDI20250217000855, I20260320000478
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

5

Medicare enrollment records show Robert Kolar reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Knoxville Hma Physician Management, LLC
4.7 mi
Pulmonary Disease
4711 CENTERLINE DR STE 100
Knoxville, TN 37917
  • Reassigned Medicare billing, Tennessee enrollment
  • 147 clinicians in this Medicare group
NPI 1629356969 (865) 647-3260
Acclaim Physician Group, Inc
799 mi
Internal Medicine
1500 S MAIN ST
Fort Worth, TX 76104
  • Reassigned Medicare billing, Texas enrollment
  • 985 clinicians in this Medicare group
NPI 1780076562 (817) 702-6770
Baylor County Hospital District
886 mi
Critical Access
200 STADIUM DR
Seymour, TX 76380
  • Reassigned Medicare billing, Texas enrollment
  • 42 clinicians in this Medicare group
NPI 1194893263 (940) 889-5572
Fisher County Hospital District
967 mi
Critical Access
774 STATE HIGHWAY 70 N
Rotan, TX 79546
  • Reassigned Medicare billing, Texas enrollment
  • Also billed through NPI 1104808112 (Texas)
  • 61 clinicians in this Medicare group
NPI 1598746703 (325) 735-2256
Concord Medical Group Of Texas PLLC
1,032 mi
Emergency Medicine
1602 AVENUE Q
Lubbock, TX 79401
  • Reassigned Medicare billing, Texas enrollment
  • 1,439 clinicians in this Medicare group
NPI 1750790762 (888) 264-0330

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Jps Health Network

Acute Care Hospitals · Fort Worth, TX
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number450039
Location1500 S Main StFort Worth, TX 76104 · Tarrant County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37938 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$81.53 typical visit price
range $52.64 – $160.89
Typical copayment $20.38 (range $13.16 – $40.22)
Most-billed visit code 99203
Established Patient
$93.60 typical visit price
range $16.72 – $131.41
Typical copayment $23.40 (range $4.18 – $32.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Robert Kolar's NPI number?

The NPI number for Robert Kolar is 1265173298. It was assigned to this individual provider in the NPPES registry on April 5, 2022.

Where is Robert Kolar located?

Robert Kolar practices at 7422 Norris Fwy, Knoxville, TN 37938. The listed phone number is (865) 647-4700.

What is Robert Kolar's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Robert Kolar enrolled in Medicare?

Yes. Robert Kolar 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 Robert Kolar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Robert Kolar reassigns Medicare benefits to 5 organizations: Knoxville Hma Physician Management, LLC (Knoxville, TN), Acclaim Physician Group, Inc (Fort Worth, TX), Baylor County Hospital District (Seymour, TX), Fisher County Hospital District (Rotan, TX) and Concord Medical Group Of Texas PLLC (Lubbock, TX). 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 Robert Kolar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Robert Kolar accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 4 other insurers list Robert Kolar 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 Robert Kolar affiliated with any hospitals?

According to CMS data, Robert Kolar is affiliated with Jps Health Network.

When was this NPI record last updated?

The NPPES record for Robert Kolar was last updated on March 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.