DR. JOHN THORNTON FOUST MD
NPI 1205834835
Internal Medicine - Hematology & Oncology in Oak Ridge, TN

Active since July 08, 2005PECOS EnrolledAccepts Medicare Assignment
95.69/100
CMS Quality Rating
800 OAK RIDGE TPKE, BUILDING A, STE 600, OAK RIDGE, TN 37830(865) 444-3050(865) 544-1861 Get Directions Write a Review

NPPES record last updated: October 12, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. John Thornton Foust Md NPPES

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

DR. JOHN THORNTON FOUST MD (NPI 1205834835) is an individual hematology & oncology provider in Oak Ridge, Tennessee, licensed in Tennessee (MD017405) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Blount Memorial Hospital, and is a graduate of University Of Tennessee, Hsc, College Of Medicine (1985).

NPPES Registry Identity

NPI1205834835
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameDR. JOHN THORNTON FOUSTCredential: MD
Location Address800 OAK RIDGE TPKE, BUILDING A, STE 600Oak Ridge, TN 37830-6957
Mailing Address900 E Hill Ave, Suite 230Knoxville, TN 37915-2566 · (865) 862-0998 · Fax (865) 544-1861
Fax(865) 544-1861
Sole ProprietorNo
Medical School CMSUniversity Of Tennessee, Hsc, College Of MedicineGraduated 1985
Enumeration DateJuly 8, 2005
Last NPPES UpdateOctober 12, 2016
NPI 1205834835 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License Licensed in TN · MD017405
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
800 OAK RIDGE TPKE, Oak Ridge, TN 37830

Other Identifiers 1

Medicare UPINF26547TN

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. John Thornton Foust 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 ID8224071857
PECOS Enrollment IDI20100922000030
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.

Areas of Expertise CMS Part B claims 7

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
496 services228 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
223 services165 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
31 services31 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
24 services24 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
24 services22 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
20 services20 patients

Hospital Affiliations CMS Care Compare 5

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

Blount Memorial Hospital

Acute Care Hospitals · Maryville, TN
4/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number440011
Location907 E Lamar Alexander ParkwayMaryville, TN 37804 · Blount County
Emergency services Birthing friendly

University Health System, Inc

Acute Care Hospitals · Knoxville, TN
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number440015
Location1924 Alcoa HighwayKnoxville, TN 37920 · Knox County
Emergency services Birthing friendly

Leconte Medical Center

Acute Care Hospitals · Sevierville, TN
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number440081
Location742 Middlecreek RoadSevierville, TN 37862 · Sevier County
Emergency services Birthing friendly

Sweetwater Hospital Association

Acute Care Hospitals · Sweetwater, TN
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number440084
Location304 Wright StSweetwater, TN 37874 · Monroe County
Emergency services Birthing friendly

Fort Loudoun Medical Center

Acute Care Hospitals · Lenoir City, TN
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number440110
Location550 Fort Loudon Medical Center DrLenoir City, TN 37772 · Loudon County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37830 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
$160.89 typical visit price
range $52.64 – $160.89
Typical copayment $40.22 (range $13.16 – $40.22)
Most-billed visit code 99205
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.

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.

95.69/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality85.28
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Enteral formula, nutritionally complete, calorically dense (equal to or greater than 1.5 kcal/ml) with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4152
Other-Enteral and Parenteral · category OB006N
2 suppliers11 claims5,520 services$0.29 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Psychiatry & Neurology (Neurology)
800 OAK RIDGE TPKE, SUITE C-260
OAK RIDGE, TN 37830
Physician Assistant (Medical)
800 OAK RIDGE TPKE, SUITE 800
OAK RIDGE, TN 37830
Licensed Practical Nurse
800 OAK RIDGE TPKE
OAK RIDGE, TN 37830
Clinic/Center (Physical Therapy)
800 OAK RIDGE TPKE, SUITE C102
OAK RIDGE, TN 37830
Internal Medicine (Hematology & Oncology)
800 OAK RIDGE TPKE, BUILDING A, SUITE 600
OAK RIDGE, TN 37830
Specialist
800 OAK RIDGE TPKE, SUITE C 102
OAK RIDGE, TN 37830
Nurse Practitioner
800 OAK RIDGE TPKE, SUITE C-200
OAK RIDGE, TN 37830
Otolaryngology (Plastic Surgery within the Head & Neck)
800 OAK RIDGE TPKE, SUITE C-100
OAK RIDGE, TN 37830

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 Foust's NPI number?

The NPI number for John Foust is 1205834835. It was assigned to this individual provider in the NPPES registry on July 8, 2005.

Where is John Foust located?

John Foust practices at 800 Oak Ridge Tpke Building A, Ste 600, Oak Ridge, TN 37830. The listed phone number is (865) 444-3050.

What is John Foust's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is John Foust enrolled in Medicare?

Yes. John Foust 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.

What insurance does John Foust accept?

Health plans from BlueCross BlueShield of Tennessee and UnitedHealthcare list John Foust 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 Foust affiliated with any hospitals?

According to CMS data, John Foust is affiliated with Blount Memorial Hospital, University Health System, Inc, Leconte Medical Center, Sweetwater Hospital Association and Fort Loudoun Medical Center.

When was this NPI record last updated?

The NPPES record for John Foust was last updated on October 12, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.