MICHAEL T HAY MD
NPI 1013992940
Orthopaedic Surgery in Harriman, TN

Q: What is Michael Hay's NPI number?

The NPI number for Michael Hay is 1013992940. It was assigned to this individual provider in the NPPES registry on December 14, 2005.

Q: What is Michael Hay's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Q: When was this NPI record last updated?

The NPPES record for Michael Hay was last updated on October 15, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since December 14, 2005PECOS EnrolledAccepts Medicare Assignment

61.98/100

CMS Quality Rating

8035 ROANE MEDICAL CENTER DR STE 130, HARRIMAN, TN 37748(865) 315-3650(865) 374-2114 Get Directions Write a Review

NPPES record last updated: October 15, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

On this page

About Michael T Hay Md NPPES

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

MICHAEL T HAY MD (NPI 1013992940) is an individual orthopaedic surgery provider in Harriman, Tennessee, licensed in Tennessee (7486) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS, is affiliated with Roane Medical Center, and maintains a secondary practice location in Graham.

NPPES Registry Identity

NPI1013992940

Entity TypeIndividualMale

Primary Taxonomy207X00000X

Provider Legal NameMICHAEL T HAYCredential: MD

Location Address8035 ROANE MEDICAL CENTER DR STE 130Harriman, TN 37748-8334

Mailing Address8035 Roane Medical Center Dr Ste 130Harriman, TN 37748-8334 · (865) 315-3650 · Fax (865) 374-2114

Phone(865) 315-3650

Fax(865) 374-2114

Sole ProprietorNo

Medical School CMSOtherGraduated 1999

Enumeration DateDecember 14, 2005

Last NPPES UpdateOctober 15, 2025

NPPES CertifiedOctober 15, 2025

✔ NPI 1013992940 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207X00000X

License✔ Licensed in TN · 7486

Definition

An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

8035 ROANE MEDICAL CENTER DR STE 130, Harriman, TN 37748

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Secondary Practice Location 1

Location 11301 Montgomery RdGraham, TX 76450-4240 · Phone (940) 521-5360 · Fax (940) 521-5154

Other Identifiers 3

MedicaidQ105780TN

Medicaid171185503TX

Medicaid094053801TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections 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

Michael T Hay 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 ID1658349998

PECOS Enrollment IDI20050302000408, I20251031002758

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.

Hyaluronan or derivative, durolane, for intra-articular injection, 1 mg J7318

Hyaluronan or derivative, Durolane, is a treatment injected directly into the joint to relieve pain and improve mobility. It's often used for arthritis in the knee. The substance works by supplementing your body's natural joint fluid to help lubricate and cushion the joint.

2,760 services32 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

1,621 services214 patients

Aspiration and/or injection of fluid from large joint 20610

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

250 services192 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.

249 services182 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.

222 services186 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

192 services132 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.

172 services172 patients

Injection into tendon or ligament 20550

An injection into a tendon or ligament involves placing medication directly into these areas to help reduce inflammation and pain. It's often used for conditions like arthritis or tendonitis. The procedure is quick and usually involves a local anesthetic.

69 services62 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.

29 services29 patients

Injection into tendon at attachment to bone or muscle 20551

This procedure involves injecting medicine into a tendon where it attaches to bone or muscle. It's done to alleviate pain or inflammation. The injection may contain a local anesthetic or a corticosteroid to reduce swelling. It's a common treatment for various orthopedic conditions.

25 services20 patients

Replacement of knee joint, both sides of knee 27447

A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.

23 services22 patients

Release and/or relocation of hand nerve 64721

This procedure involves adjusting or moving a nerve in your hand to alleviate discomfort or improve function. The nerve may be compressed, causing pain or numbness. By releasing or relocating the nerve, these symptoms can be reduced, enhancing hand usage.

21 services20 patients

Injection of anesthetic agent and/or steroid into knee nerve branch using imaging guidance 64454

This procedure involves injecting anesthetic and/or steroid medication into a knee nerve branch. Imaging technology is used to ensure accurate placement of the needle. This can help reduce pain and inflammation in the knee area.

18 services18 patients

Aspiration and/or injection of fluid from small joint 20600

This procedure involves inserting a thin needle into a small joint to remove (aspirate) or inject fluid. It can help diagnose conditions, relieve discomfort, or administer medication directly into the joint. It's generally safe with minimal discomfort.

17 services14 patients

Destruction of nerve branches of knee using imaging guidance 64624

This procedure involves the use of imaging technology to accurately locate and destroy specific nerve branches in the knee. This can help reduce chronic knee pain. The procedure is minimally invasive and usually performed under local anesthesia.

14 services14 patients

Telephone medical discussion with physician, 11-20 minutes 99442

This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.

14 services14 patients

Aspiration and/or injection of fluid from medium joint 20605

This procedure involves a needle being inserted into a medium-sized joint, such as a knee or shoulder, to remove (aspirate) excess fluid. Sometimes, medication may also be injected into the joint to reduce inflammation and pain.

12 services12 patients

Injection of substance into lower spine canal using imaging guidance 62323

This procedure involves injecting a substance into your lower spine canal, guided by real-time images. It's done to diagnose or treat various conditions. You may feel slight discomfort, but it's generally safe and can provide valuable information for your treatment plan.

12 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Roane Medical Center

Acute Care Hospitals · Harriman, TN

5/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number440031

Location8045 Roane Medical Center DriveHarriman, TN 37748 · Roane County

Emergency services

Graham Regional Medical Center

Critical Access Hospitals · Graham, TX

OwnershipGovernment - Hospital District or Authority

CMS Certification Number671300

Location1301 Montgomery RoadGraham, TX 76450 · Young County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37748 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

$81.53 typical visit price

range $52.64 – $160.89

Typical copayment $20.38 (range $13.16 – $40.22)

Most-billed visit code 99203

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.

61.98/100

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

Individually scored

Quality

63.28

Promoting Interoperability

100

Improvement Activities

Cost

Reported Quality Measures

Breast Cancer Screening

3%320 patients1/55-star benchmark: 93%

Closing the Referral Loop: Receipt of Specialist Report

70%175 patients4/55-star benchmark: 87%

Documentation of Current Medications in the Medical Record

99%1,846 patients4/55-star benchmark: 100%

e-Prescribing

99%341 patients4/55-star benchmark: 100%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

9%985 patients1/55-star benchmark: 98%

Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented

0%1,728 patients1/55-star benchmark: 61%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients combinedPopulations: 15% · 573 patients

Patients screened: 19% · 573 patients

19%31 patients1/55-star benchmark: 100%

Provide Patients Electronic Access to Their Health Information

99%717 patients4/55-star benchmark: 100%

Risk-standardized complication rate (RSCR) following elective primary total hip arthroplasty (THA) and/or total knee arthroplasty (TKA) for Merit-based Incentive Payment System (MIPS)

Lower rates are better for this measure.

0.03%

Statin Therapy for the Prevention and Treatment of Cardiovascular Disease

68%34 patients3/55-star benchmark: 91%

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 0% · 569 patients

Patients totalRate: 1% · 569 patients

1%569 patients4/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 4

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

Walker, folding, wheeled, adjustable or fixed height E0143

DME-Other DME · category DE000N

2 suppliers18 claims18 services$68.11 avg. paid by Medicare

Shoulder orthosis, acromio/clavicular (canvas and webbing type), prefabricated, off-the-shelf L3670

DME-Orthotic Devices · category DF000N

1 supplier14 claims14 services$84.47 avg. paid by Medicare

Wrist hand orthosis, wrist extension control cock-up, non molded, prefabricated, off-the-shelf L3908

DME-Orthotic Devices · category DF000N

1 supplier17 claims17 services$45.63 avg. paid by Medicare

Upper limb orthosis, not otherwise specified L3999

DME-Orthotic Devices · category DF000N

1 supplier17 claims17 services$213.96 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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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 Michael Hay's NPI number?

The NPI number for Michael Hay is 1013992940. It was assigned to this individual provider in the NPPES registry on December 14, 2005.

Where is Michael Hay located?

Michael Hay practices at 8035 Roane Medical Center Dr Ste 130, Harriman, TN 37748. The listed phone number is (865) 315-3650.

What is Michael Hay's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is Michael Hay enrolled in Medicare?

Yes. Michael Hay 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 Michael Hay accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Michael Hay 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 Michael Hay affiliated with any hospitals?

According to CMS data, Michael Hay is affiliated with Roane Medical Center and Graham Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Michael Hay was last updated on October 15, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.