JOHN MICHAEL HAYDEK MD
NPI 1275508095
Internal Medicine - Gastroenterology in Knoxville, TN

Q: What is John Haydek's NPI number?

The NPI number for John Haydek is 1275508095. It was assigned to this individual provider in the NPPES registry on February 23, 2006.

Q: What is John Haydek's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for John Haydek was last updated on May 4, 2017. 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.

Active since February 23, 2006PECOS EnrolledAccepts Medicare Assignment

100/100

CMS Quality Rating

1311 DOWELL SPRINGS BLVD, STE 300, KNOXVILLE, TN 37909(865) 588-5121(865) 588-2126 Get Directions Write a Review

NPPES record last updated: May 4, 2017. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About John Michael Haydek Md NPPES

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

JOHN MICHAEL HAYDEK MD (NPI 1275508095) is an individual gastroenterology provider in Knoxville, Tennessee, licensed in Tennessee (MD27845) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with University Health System, Inc, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (1988).

NPPES Registry Identity

NPI1275508095

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameJOHN MICHAEL HAYDEKCredential: MD

Location Address1311 DOWELL SPRINGS BLVD, STE 300Knoxville, TN 37909-2454

Mailing AddressPo Box 59002Knoxville, TN 37950-9002 · (865) 588-5121 · Fax (865) 588-2126

Phone(865) 588-5121

Fax(865) 588-2126

Sole ProprietorNo

Medical School CMSLoyola University Of Chicago, Stritch School Of MedicineGraduated 1988

Enumeration DateFebruary 23, 2006

Last NPPES UpdateMay 4, 2017

✔ NPI 1275508095 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in TN · MD27845

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

1311 DOWELL SPRINGS BLVD, Knoxville, TN 37909

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Other Identifiers 3

Medicare PIN3800234

Medicare UPINF61483

MedicaidQ008656TN

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

John Michael Haydek 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 ID42235152

PECOS Enrollment IDI20110314000273

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 17

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.

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

222 services219 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

208 services207 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.

183 services144 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.

71 services71 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

66 services66 patients

Insertion of guide wire with dilation of esophagus using a flexible endoscope 43248

This is a procedure where a thin tube, called an endoscope, is gently passed through your mouth into your esophagus. A guide wire is then inserted to help widen any narrow areas. This helps improve swallowing and reduce discomfort.

56 services56 patients

Destruction of polyp or growth of esophagus using a flexible endoscope 43229

This procedure involves the use of a flexible endoscope, a thin tube with a light and camera, to detect and remove growths or polyps in the esophagus. It's a minimally invasive method that helps maintain healthy digestion and prevent potential complications.

28 services22 patients

Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous G0328

A fecal occult blood test is a screening tool for colorectal cancer. It checks for tiny amounts of blood in your stool that can't be seen with the naked eye. The immunoassay method can test 1-3 samples at once. This helps detect cancer early, when treatment is most effective.

26 services26 patients

Destruction of polyp or growth of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43270

This procedure involves using a flexible tool called an endoscope to identify and remove abnormal growths or polyps in the esophagus, stomach, or upper small bowel. It's a safe way to prevent these growths from causing health issues.

23 services23 patients

Biopsy of esophagus using a flexible endoscope through mouth 43202

A biopsy of the esophagus involves a flexible tube called an endoscope being gently inserted through the mouth. The endoscope has a light and camera, allowing the doctor to view the esophagus and remove a small tissue sample for testing.

21 services19 patients

Measurement of hydrogen in breath to test for stomach and bowel symptoms 91065

This test involves breathing into a bag to measure hydrogen levels in your breath. High levels can indicate issues with food digestion or absorption in your stomach or intestines. It's non-invasive, painless, and helps diagnose certain gastrointestinal conditions.

21 services18 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

21 services21 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

20 services20 patients

Administration of chemotherapy into vein, 1 hour or less 96413

Chemotherapy is a treatment that uses drugs to destroy cancer cells. When administered into a vein, it's often through an IV. This procedure usually lasts 1 hour or less. You may feel a slight pinch as the needle is inserted, but it's generally painless.

20 services15 patients

Diagnostic exam of lower portion of large bowel using a flexible endoscope 45330

This procedure, known as a sigmoidoscopy, involves using a flexible tube with a camera to examine the lower part of your large bowel. It helps in identifying issues like inflammation, ulcers, or abnormal growths. It's a safe, minimally invasive procedure.

13 services13 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

12 services12 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.

12 services11 patients

Hospital Affiliations CMS Care Compare 4

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

Physicians Regional Medical Center

Acute Care Hospitals · Powell, TN

2/5 CMS rating

OwnershipProprietary

CMS Certification Number440120

Location7565 Dannaher Way PowellPowell, TN 37849 · Knox County

Emergency services Birthing friendly

Fort Sanders Regional Medical Center

Acute Care Hospitals · Knoxville, TN

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number440125

Location1901 W Clinch AveKnoxville, TN 37916 · Knox County

Emergency services Birthing friendly

Parkwest Medical Center

Acute Care Hospitals · Knoxville, TN

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number440173

Location9352 Park West BlvdKnoxville, TN 37923 · Knox County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37909 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.

100/100

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

Scored as part of a group practice

Promoting Interoperability

100

Improvement Activities

Leave this field empty

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.

ANDREA KATHRYN KOTTMEIER

Nurse Anesthetist, Certified Registered

1311 DOWELL SPRINGS BLVD
KNOXVILLE, TN 37909

Knox County (865) 588-5121

JENNIFER CHANCEY UNGER PA-C

Physician Assistant

1311 DOWELL SPRINGS BLVD
KNOXVILLE, TN 37909

Knox County (865) 588-5121

TEJAL MISTRY MD

Internal Medicine (Gastroenterology)

1311 DOWELL SPRINGS BLVD
KNOXVILLE, TN 37909

Knox County (865) 588-5121

BARRY VICTOR MAVES MD

Internal Medicine (Gastroenterology)

1311 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909

Knox County (865) 588-5121

JOSEPH MICHAEL FREEMAN CRNA

Nurse Anesthetist, Certified Registered

1311 DOWELL SPRINGS BLVD
KNOXVILLE, TN 37909

Knox County (865) 588-5121

SHELBY BASS PA-C

Physician Assistant

1311 DOWELL SPRINGS BLVD
KNOXVILLE, TN 37909

Knox County (865) 588-5121

JOHN MATTHEW MOORE M.D.

Internal Medicine (Gastroenterology)

1311 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909

Knox County (865) 588-5121

ANEITHA PRATT DNP

Nurse Practitioner (Family)

1311 DOWELL SPRINGS BLVD
KNOXVILLE, TN 37909

Knox County (865) 588-5121

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 Haydek's NPI number?

The NPI number for John Haydek is 1275508095. It was assigned to this individual provider in the NPPES registry on February 23, 2006.

Where is John Haydek located?

John Haydek practices at 1311 Dowell Springs Blvd Ste 300, Knoxville, TN 37909. The listed phone number is (865) 588-5121.

What is John Haydek's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is John Haydek enrolled in Medicare?

Yes. John Haydek 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 Haydek accept?

Health plans from BlueCross BlueShield of Tennessee list John Haydek 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 Haydek affiliated with any hospitals?

According to CMS data, John Haydek is affiliated with University Health System, Inc, Physicians Regional Medical Center, Fort Sanders Regional Medical Center and Parkwest Medical Center.

When was this NPI record last updated?

The NPPES record for John Haydek was last updated on May 4, 2017. 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.