DR. ERNEST ANDREW WALLER M.D.
NPI 1427047745
Internal Medicine - Pulmonary Disease in Maryville, TN

Q: What is Ernest Waller's NPI number?

The NPI number for Ernest Waller is 1427047745. It was assigned to this individual provider in the NPPES registry on October 19, 2005.

Q: What is Ernest Waller's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Q: When was this NPI record last updated?

The NPPES record for Ernest Waller was last updated on November 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.

Active since October 19, 2005PECOS EnrolledAccepts Medicare Assignment

79.29/100

CMS Quality Rating

463 BMH PHYSICIANS OFFICE BLDG, MARYVILLE, TN 37804(865) 980-5100(865) 980-5105 Get Directions Write a Review

NPPES record last updated: November 3, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 3, 2025, Jan 23, 2023, Jan 11, 2022 and 3 more (6 updates tracked since 2017).

On this page

About Dr. Ernest Andrew Waller M.d. NPPES

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

DR. ERNEST ANDREW WALLER M.D. (NPI 1427047745) is an individual pulmonary disease provider in Maryville, Tennessee, licensed in Tennessee (MD44636) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Blount Memorial Hospital, and is a graduate of East Tennessee State University Quillen College Of Medicine (2002).

NPPES Registry Identity

NPI1427047745

Entity TypeIndividualMale

Primary Taxonomy207RP1001X

Provider Legal NameDR. ERNEST ANDREW WALLERCredential: M.D.

Location Address463 BMH PHYSICIANS OFFICE BLDGMaryville, TN 37804-5807

Mailing Address300 E Mcbee Ave Fl 4Greenville, SC 29601-2842

Phone(865) 980-5100

Fax(865) 980-5105

Sole ProprietorNo

Medical School CMSEast Tennessee State University Quillen College Of MedicineGraduated 2002

Enumeration DateOctober 19, 2005

Last NPPES UpdateNovember 3, 20256 updates tracked since enumeration

NPPES CertifiedNovember 3, 2025

✔ NPI 1427047745 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RP1001X

License✔ Licensed in TN · MD44636

Definition

An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License MD44636 (TN)

Also ListedInternal Medicine · Sleep MedicineTaxonomy 207RS0012X · License MD44636 (TN)

463 BMH PHYSICIANS OFFICE BLDG, Maryville, TN 37804

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Other Identifiers 1

Medicaid1514049TN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of Tennessee.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. Ernest Andrew Waller M.d. 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 ID9234035130

PECOS Enrollment IDI20090627000029

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 21

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.

358 services180 patients

Test to examine how well the lungs exchange gases 94729

This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.

127 services118 patients

Test to measure expiratory airflow and volume changes before and after medication administration 94060

This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.

124 services116 patients

Test to determine lung volumes using gas dilution or washout 94727

This test measures lung volumes by either diluting or washing out a known amount of gas in your lungs. You'll breathe in a harmless gas, then exhale. The exhaled air is analyzed to assess your lung capacity and function.

86 services85 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.

81 services54 patients

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.

81 services38 patients

Test for exercise-induced lung stress 94618

An exercise-induced lung stress test assesses how your lungs respond to physical activity. During the test, you'll exercise on a treadmill or stationary bike while your heart rate, breathing, blood pressure, and oxygen levels are monitored. This helps identify any abnormal lung responses to exercise.

35 services33 patients

Critical care, each additional 30 minutes 99292

Critical care refers to special attention given to patients facing life-threatening conditions. Each additional 30 minutes indicates the extension of this specialized care. This might include close monitoring, medication adjustments, and immediate interventions as needed.

30 services20 patients

Irrigation and suction of lung airways to obtain cells using an endoscope 31624

This is a procedure where a thin, flexible tube called an endoscope is inserted through your mouth into the lungs. A small amount of saline is then introduced to wash the airways. The fluid, along with cells from the lung, is suctioned back for analysis.

29 services29 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.

29 services19 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

29 services23 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.

24 services24 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.

24 services22 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.

23 services23 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.

22 services17 patients

Exam of lung airways with diagnostic or therapeutic procedure on growths using an endoscope and ultrasound 31654

This procedure involves using a specialized instrument, called an endoscope, to examine the lung airways. An ultrasound is also used to get a clearer image of any growths. If necessary, the doctor can perform procedures to diagnose or treat these growths.

20 services20 patients

Needle biopsy of windpipe cartilage, airway, and/or lung using an endoscope 31629

A needle biopsy of windpipe cartilage, airway, or lung involves using a thin, flexible tube with a camera (endoscope) to access and collect tissue samples. This procedure helps doctors diagnose lung conditions or diseases effectively and safely.

19 services19 patients

Exam of lung airways using an endoscope 31623

This procedure, known as a bronchoscopy, involves a doctor examining your lung airways with a thin tube called an endoscope. It helps detect any issues in your lungs or airways, such as infections or blockages. It's a safe, routine procedure.

18 services18 patients

Computer-assisted image-guided navigation of lung airways using an endoscope 31627

This procedure involves the use of a special camera, called an endoscope, and computer technology to create real-time images of your lung airways. This helps doctors navigate through your lungs accurately, aiding in diagnosis or treatment.

18 services18 patients

Biopsy of lobe of lung using an endoscope, 1 lobe 31628

A lung biopsy is a procedure where a small piece of lung tissue is taken for testing. An endoscope, a flexible tube with a light and camera, is used. It's inserted through the mouth or nose, down the windpipe, and into one lobe of the lung.

18 services18 patients

Evaluation of use of breathing device 94664

The evaluation of a breathing device involves checking how effectively you're using it to manage your respiratory condition. It assesses the device's fit, your comfort, and your technique to ensure optimal results.

13 services11 patients

Hospital Affiliations CMS Care Compare

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37804 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.

79.29/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

74.55

Promoting Interoperability

Improvement Activities

Cost

63.09

Referred Medical Equipment & Supplies CMS DME claims 27

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

Tubing with integrated heating element for use with positive airway pressure device A4604

DME-Other DME · category DE001N

10 suppliers130 claims130 services$32.80 avg. paid by Medicare

Administration set, with small volume nonfiltered pneumatic nebulizer, disposable A7003

DME-Other DME · category DE000N

4 suppliers27 claims54 services$1.54 avg. paid by Medicare

Full face mask used with positive airway pressure device, each A7030

DME-Other DME · category DE001N

6 suppliers84 claims84 services$73.61 avg. paid by Medicare

Face mask interface, replacement for full face mask, each A7031

DME-Other DME · category DE001N

6 suppliers97 claims246 services$29.74 avg. paid by Medicare

Cushion for use on nasal mask interface, replacement only, each A7032

DME-Other DME · category DE001N

7 suppliers32 claims178 services$18.24 avg. paid by Medicare

Pillow for use on nasal cannula type interface, replacement only, pair A7033

DME-Other DME · category DE001N

6 suppliers45 claims251 services$13.25 avg. paid by Medicare

Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034

DME-Other DME · category DE001N

9 suppliers76 claims76 services$48.48 avg. paid by Medicare

Headgear used with positive airway pressure device A7035

DME-Other DME · category DE001N

10 suppliers91 claims91 services$15.85 avg. paid by Medicare

Chinstrap used with positive airway pressure device A7036

DME-Other DME · category DE001N

4 suppliers11 claims11 services$9.54 avg. paid by Medicare

Tubing used with positive airway pressure device A7037

DME-Other DME · category DE001N

3 suppliers14 claims14 services$9.95 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

10 suppliers144 claims738 services$1.92 avg. paid by Medicare

Water chamber for humidifier, used with positive airway pressure device, replacement, each A7046

DME-Other DME · category DE001N

9 suppliers67 claims67 services$11.54 avg. paid by Medicare

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

4 suppliers62 claims67 services$16.23 avg. paid by Medicare

Portable oxygen contents, gaseous, 1 month's supply = 1 unit E0443

DME-Oxygen and Supplies · category DC000N

1 supplier16 claims18 services$44.57 avg. paid by Medicare

Respiratory assist device, bi-level pressure capability, without backup rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) E0470

DME-Other DME · category DE001N

3 suppliers24 claims27 services$68.68 avg. paid by Medicare

Respiratory assist device, bi-level pressure capability, with back-up rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) E0471

DME-Other DME · category DE001N

2 suppliers18 claims18 services$173.95 avg. paid by Medicare

High frequency chest wall oscillation system, with full anterior and/or posterior thoracic region receiving simultaneous external oscillation, includes all accessories and supplies, each E0483

DME-Other DME · category DE000N

1 supplier17 claims17 services$815.17 avg. paid by Medicare

Humidifier, heated, used with positive airway pressure device E0562

DME-Other DME · category DE001N

2 suppliers46 claims49 services$11.56 avg. paid by Medicare

Nebulizer, with compressor E0570

DME-Other DME · category DE000N

5 suppliers59 claims59 services$6.45 avg. paid by Medicare

Continuous positive airway pressure (cpap) device E0601

DME-Other DME · category DE001N

9 suppliers97 claims97 services$30.17 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

9 suppliers175 claims183 services$78.67 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

7 suppliers98 claims98 services$32.63 avg. paid by Medicare

Arformoterol, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 15 micrograms J7605

DME-Drugs Administered Through DME · category DG006N

2 suppliers21 claims1,260 services$4.52 avg. paid by Medicare

Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg J7613

DME-Drugs Administered Through DME · category DG006N

7 suppliers53 claims11,189 services$0.03 avg. paid by Medicare

Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme J7620

DME-Drugs Administered Through DME · category DG006N

4 suppliers20 claims1,320 services$0.10 avg. paid by Medicare

Budesonide, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, up to 0.5 mg J7626

DME-Drugs Administered Through DME · category DG000N

2 suppliers33 claims1,980 services$0.81 avg. paid by Medicare

Pharmacy dispensing fee for inhalation drug(s); per 30 days Q0513

DME-Other DME · category DE000N

7 suppliers91 claims91 services$23.45 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 12

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

CLAUDIA C GAMMON FNP-BC

Nurse Practitioner (Family)

463 BMH PHYSICIANS OFFICE BLDG
MARYVILLE, TN 37804

Blount County (865) 980-5100

MISS SUSAN D ORR PA-C

Physician Assistant

463 BMH PHYSICIANS OFFICE BLDG
MARYVILLE, TN 37804

Blount County (865) 980-5100

DR. WILLIAM DENNEY ZIMMERMAN D.O.

Psychiatry & Neurology (Neurocritical Care)

463 BMH PHYSICIANS OFFICE BLDG
MARYVILLE, TN 37804

Blount County (865) 980-5100

DR. PHILIP HENRY HANNEMAN M.D.

Internal Medicine (Pulmonary Disease)

463 BMH PHYSICIANS OFFICE BLDG
MARYVILLE, TN 37804

Blount County (865) 980-5100

DR. MICHAEL P RAMOS M.D.

Internal Medicine (Pulmonary Disease)

463 BMH PHYSICIANS OFFICE BLDG
MARYVILLE, TN 37804

Blount County (865) 980-5100

DR. LEWIS C SOMMERVILLE MD

Internal Medicine

463 BMH PHYSICIANS OFFICE BLDG
MARYVILLE, TN 37804

Blount County (865) 980-5100

MORGAN DONNELL

Nurse Practitioner (Family)

463 BMH PHYSICIANS OFFICE BLDG
MARYVILLE, TN 37804

Blount County (865) 980-5100

MR. BRANDON L. MCLIN PA-C

Physician Assistant

463 BMH PHYSICIANS OFFICE BLDG
MARYVILLE, TN 37804

Blount County (865) 980-5100

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 Ernest Waller's NPI number?

The NPI number for Ernest Waller is 1427047745. It was assigned to this individual provider in the NPPES registry on October 19, 2005.

Where is Ernest Waller located?

Ernest Waller practices at 463 Bmh Physicians Office Bldg, Maryville, TN 37804. The listed phone number is (865) 980-5100.

What is Ernest Waller's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Ernest Waller enrolled in Medicare?

Yes. Ernest Waller 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 Ernest Waller accept?

Health plans from BlueCross BlueShield of Tennessee list Ernest Waller 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 Ernest Waller affiliated with any hospitals?

According to CMS data, Ernest Waller is affiliated with Blount Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Ernest Waller was last updated on November 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.