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DR. BRYAN ARDEN WALKER MD
NPI 1144727959
Internal Medicine - Infectious Disease in Knoxville, TN

Active since April 09, 2018PECOS EnrolledAccepts Medicare Assignment
95.69/100
CMS Quality Rating
1932 ALCOA HWY STE 580, KNOXVILLE, TN 37920(865) 305-6175(865) 305-3488 Get Directions Write a Review

NPPES record last updated: December 14, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 14, 2023, Apr 9, 2018 (2 updates tracked since 2018).

About Dr. Bryan Arden Walker Md NPPES

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

DR. BRYAN ARDEN WALKER MD (NPI 1144727959) is an individual infectious disease provider in Knoxville, Tennessee, licensed in Tennessee (68493) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, is affiliated with University Health System, Inc, and is a graduate of George Washington University School Of Medicine (2018).

NPPES Registry Identity

NPI1144727959
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameDR. BRYAN ARDEN WALKERCredential: MD
Location Address1932 ALCOA HWY STE 580Knoxville, TN 37920-1588
Mailing Address1932 Alcoa Hwy Ste 580Knoxville, TN 37920-1588 · (865) 305-6175 · Fax (865) 305-3488
Phone(865) 305-6175
Fax(865) 305-3488
Sole ProprietorNo
Medical School CMSGeorge Washington University School Of MedicineGraduated 2018
Enumeration DateApril 9, 2018
Last NPPES UpdateDecember 14, 20232 updates tracked since enumeration
NPPES CertifiedDecember 14, 2023
✔ NPI 1144727959 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in TN · 68493
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1932 ALCOA HWY STE 580, Knoxville, TN 37920
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of Tennessee, UnitedHealthcare.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. Bryan Arden Walker 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 ID446501324
PECOS Enrollment IDI20231010000176
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 6

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
139 services43 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
112 services44 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
66 services64 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.
37 services25 patients
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.
23 services16 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
19 services18 patients

Hospital Affiliations CMS Care Compare

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

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37920 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
$121.80 typical visit price
range $52.64 – $160.89
Typical copayment $30.45 (range $13.16 – $40.22)
Most-billed visit code 99204
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

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JAMES LEE-CHEWN WANG MD
Internal Medicine (Infectious Disease)
1932 ALCOA HWY STE 580
KNOXVILLE, TN 37920
Knox County (865) 305-6175

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 Bryan Walker's NPI number?

The NPI number for Bryan Walker is 1144727959. It was assigned to this individual provider in the NPPES registry on April 9, 2018.

Where is Bryan Walker located?

Bryan Walker practices at 1932 Alcoa Hwy Ste 580, Knoxville, TN 37920. The listed phone number is (865) 305-6175.

What is Bryan Walker's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Bryan Walker enrolled in Medicare?

Yes. Bryan Walker 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 Bryan Walker accept?

Health plans from BlueCross BlueShield of Tennessee and UnitedHealthcare list Bryan Walker 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 Bryan Walker affiliated with any hospitals?

According to CMS data, Bryan Walker is affiliated with University Health System, Inc.

When was this NPI record last updated?

The NPPES record for Bryan Walker was last updated on December 14, 2023. 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.