JACK EWELL GREER M.D.
NPI 1609875467
Otolaryngology in Chattanooga, TN

Q: What is Jack Greer's NPI number?

The NPI number for Jack Greer is 1609875467. It was assigned to this individual provider in the NPPES registry on July 14, 2005.

Q: What is Jack Greer's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Q: When was this NPI record last updated?

The NPPES record for Jack Greer was last updated on June 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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 July 14, 2005PECOS EnrolledAccepts Medicare Assignment

75/100

CMS Quality Rating

901 RIVERFRONT PARKWAY, SUITE 300, CHATTANOOGA, TN 37402(423) 698-8981(423) 697-7109 Get Directions Write a Review

NPPES record last updated: June 25, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 25, 2025, Jun 11, 2021, Dec 31, 2018 (3 updates tracked since 2018).

On this page

About Jack Ewell Greer M.d. NPPES

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

JACK EWELL GREER M.D. (NPI 1609875467) is an individual otolaryngology provider in Chattanooga, Tennessee, licensed in Tennessee (MD0000026020) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Memorial Healthcare System, Inc, and maintains a secondary practice location in Chattanooga.

NPPES Registry Identity

NPI1609875467

Entity TypeIndividualMale

Primary Taxonomy207Y00000X

Provider Legal NameJACK EWELL GREERCredential: M.D.

Location Address901 RIVERFRONT PARKWAY, SUITE 300Chattanooga, TN 37402-2193

Mailing Address1604 Gunbarrel RdChattanooga, TN 37421-3125

Phone(423) 698-8981

Fax(423) 697-7109

Sole ProprietorNo

Medical School CMSUniversity Of Tennessee, Hsc, College Of MedicineGraduated 1993

Enumeration DateJuly 14, 2005

Last NPPES UpdateJune 25, 20253 updates tracked since enumeration

NPPES CertifiedJune 25, 2025

✔ NPI 1609875467 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians

Taxonomy Code207Y00000X

Licenses✔ Licensed in TN · MD0000026020✔ Licensed in GA · 047438

Definition

An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

901 RIVERFRONT PARKWAY, Chattanooga, TN 37402

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Secondary Practice Location 1

Location 17480 Ziegler RdChattanooga, TN 37421-4943 · Phone (423) 698-8981

Other Identifiers 3

Other1040185TN · United Hlthcare

Other3126040TN · Bc/bs Tn

Medicaid00815328AGA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc., Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and more.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

Jack Ewell Greer 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 ID9638250921

PECOS Enrollment IDI20100707000011

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 18

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 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.

362 services276 patients

Professional service for preparation and provision of 1 or more antigens 95165

This service involves the creation and supply of antigens, substances that stimulate your immune system to fight diseases. These antigens can be used in vaccines or allergy tests to help your body build defenses against specific health threats.

325 services12 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.

169 services142 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.

142 services142 patients

Diagnostic exam of voice box using a flexible endoscope 31575

This procedure involves a doctor examining your voice box using a flexible endoscope, a thin tube with a light and camera. It's inserted through your nose or mouth to visualize your throat area. It helps detect any abnormalities in your voice box, ensuring optimal vocal health.

141 services114 patients

Ultrasound scan of head and neck soft tissue 76536

An ultrasound scan of the head and neck soft tissue is a non-invasive procedure that uses sound waves to create images of the soft tissues in these areas. It helps identify any abnormalities or issues, such as tumors, cysts, or infections. It's painless and doesn't involve radiation.

82 services79 patients

Diagnostic exam of nasal passages using an endoscope 31231

A diagnostic exam of nasal passages using an endoscope is a non-invasive procedure. A small, flexible tube with a light and camera at the end, called an endoscope, is inserted into the nose. This allows the doctor to view the nasal passages and sinuses, helping to identify any issues.

60 services49 patients

Comprehensive hearing and speech recognition test 92557

A comprehensive hearing and speech recognition test assesses your ability to hear and understand spoken words. It includes hearing tests to check for issues with sound perception and speech tests to evaluate your word recognition. It's a crucial step in identifying any hearing or speech problems.

50 services47 patients

Test to assess middle ear function 92567

A test to assess middle ear function, also known as an impedance audiometry, helps evaluate how well your middle ear works. It measures the movement of your eardrum in response to changes in air pressure. This can help identify issues like fluid build-up, ear infections, or eardrum perforations.

44 services35 patients

Exam of ear using a microscope 92504

An exam of the ear using a microscope allows a detailed view of the ear structures. This non-invasive procedure helps identify issues such as infections, blockages, or ear damage. It's a safe, quick, and painless way to evaluate ear health.

37 services26 patients

Test for hearing various pitches using earphone 92552

This is a hearing test where earphones are worn to detect different pitch levels. Sounds of various frequencies are played, and you indicate when you hear them. This helps evaluate your hearing ability. It's safe, comfortable, and non-invasive.

27 services19 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.

27 services27 patients

Test for ability to detect and repeat spoken words with speech recognition 92556

This is a hearing test where you'll listen to spoken words through headphones and repeat them. It helps evaluate your ability to understand speech. It's a simple, non-invasive procedure that provides valuable information about your hearing health.

25 services18 patients

Fine needle aspiration biopsy using ultrasound guidance, first growth 10005

Fine needle aspiration biopsy with ultrasound guidance is a procedure where a thin needle is inserted into a growth to extract a small sample. Ultrasound helps accurately locate the growth. This sample is then analyzed to determine the nature of the growth.

22 services22 patients

X-ray of paranasal sinus, 1-2 views 70210

An X-ray of the paranasal sinus is a safe, quick imaging procedure. It uses a small amount of radiation to create images of the sinus cavities in your face. This helps doctors diagnose conditions such as sinusitis or other sinus problems. The 1-2 views mean images from one or two different angles will be taken.

18 services17 patients

Removal or destruction of growth of nose through nose 30117

This procedure involves removing or destroying a growth in the nose. It's done through the nostrils, so no external cuts are made. The growth could be a polyp, cyst, or other abnormal tissue. It helps improve breathing and reduces discomfort or other symptoms caused by the growth.

17 services11 patients

Test for ability to detect and repeat spoken words 92555

This procedure assesses your ability to understand and repeat spoken words. You'll listen to a series of words and then repeat them back. It helps identify any issues related to hearing or speech comprehension, crucial for effective communication.

14 services12 patients

Destruction of soft tissue of nasal passages 30801

Destruction of soft tissue in the nasal passages involves removing or reducing specific tissues in your nose that may be causing problems such as blockages or excessive snoring. The procedure is performed by a medical professional using specialized tools and techniques. It's typically safe and effective.

13 services13 patients

Hospital Affiliations CMS Care Compare 3

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

Memorial Healthcare System, Inc

Acute Care Hospitals · Chattanooga, TN

5/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number440091

Location2525 Desales AveChattanooga, TN 37404 · Hamilton County

Erlanger Medical Center

Acute Care Hospitals · Chattanooga, TN

2/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number440104

Location975 E 3rd StChattanooga, TN 37403 · Hamilton County

Emergency services Birthing friendly

Parkridge Medical Center

Acute Care Hospitals · Chattanooga, TN

4/5 CMS rating

OwnershipProprietary

CMS Certification Number440156

Location2333 Mccallie AveChattanooga, TN 37404 · Hamilton County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37402 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

$66.01 typical visit price

range $16.72 – $131.41

Typical copayment $16.50 (range $4.18 – $32.85)

Most-billed visit code 99213

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.

75/100

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

Scored as part of a group practice

Other Providers at the Same Location NPPES 7

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

DR. PETER RAYMOND SABATINI M.D.

Otolaryngology

901 RIVERFRONT PARKWAY, SUITE 300
CHATTANOOGA, TN 37402

Hamilton County (423) 698-8981

THE PLASTIC SURGERY GROUP, P.C.

Surgery (Plastic and Reconstructive Surgery)

901 RIVERFRONT PARKWAY, STE 100
CHATTANOOGA, TN 37402

Hamilton County (423) 756-7134

DR. DAVID L ARMSTRONG M.D.

Otolaryngology

901 RIVERFRONT PARKWAY, SUITE 300
CHATTANOOGA, TN 37402

Hamilton County (423) 698-8981

JACQUELINE HAVEN HOWARD PA-C

Physician Assistant

901 RIVERFRONT PARKWAY, SUITE 300
CHATTANOOGA, TN 37402

Hamilton County (423) 698-8981

THE PLASTIC SURGERY GROUP, P.C.

Prosthetic/Orthotic Supplier

901 RIVERFRONT PARKWAY, STE 100
CHATTANOOGA, TN 37402

Hamilton County (423) 756-7134

CHATTANOOGA EAR NOSE & THROAT ASSOC., P.C.

Otolaryngology

901 RIVERFRONT PARKWAY, SUITE 300
CHATTANOOGA, TN 37402

Hamilton County (423) 698-8981

TAYLOR E TUCKER MSN, FNP-C

Nurse Practitioner

901 RIVERFRONT PARKWAY, SUITE 300
CHATTANOOGA, TN 37402

Hamilton County (423) 698-8981

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 Jack Greer's NPI number?

The NPI number for Jack Greer is 1609875467. It was assigned to this individual provider in the NPPES registry on July 14, 2005.

Where is Jack Greer located?

Jack Greer practices at 901 Riverfront Parkway Suite 300, Chattanooga, TN 37402. The listed phone number is (423) 698-8981.

What is Jack Greer's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Is Jack Greer enrolled in Medicare?

Yes. Jack Greer 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 Jack Greer accept?

Health plans from Alliant Health Plans, Inc., Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Magnolia Health and Ambetter of Alabama and 3 other insurers list Jack Greer 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 Jack Greer affiliated with any hospitals?

According to CMS data, Jack Greer is affiliated with Memorial Healthcare System, Inc, Erlanger Medical Center and Parkridge Medical Center.

When was this NPI record last updated?

The NPPES record for Jack Greer was last updated on June 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.