NPPES file of Aug 9, 2026

Heather Melissa Reed-Day, MD

Emergency Medicine Physician · Knoxville, TN

Heather Melissa Reed-Day, MD is an emergency medicine physician with a practice address in Knoxville, Tennessee, and NPI 1235428533, issued on Apr 7, 2011. Check the license (Tennessee 51602, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235428533
Name
Heather Melissa Reed-Day
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
51602 TN
Self-reported in NPPES; status is on the state search
Practice location
1924 Alcoa Hwy, Knoxville, TN 37920
Phone
(865) 305-9402
Enumerated
Apr 7, 2011
Record last updated
Jun 26, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140911001274); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1924 Alcoa Hwy

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Rochelle Aaser, APRNCritical Care Medicine Nurse Practitioner1306067921
  2. Wala Abusalah, MDNephrology Physician1578034161
  3. Bethany Adams, PTAPhysical Therapy Assistant1639891229
  4. David Adams, M.DAnesthesiology Physician1043211782
  5. Lally Adams, M.D.Anesthesiology Physician1093962003
  6. Anna AddisonStudent in an Organized Health Care Education/Training Program1053233346

Verify Heather Melissa Reed-Day in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license 51602
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Tennessee license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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69% fewer Medicare Part D claims than the average emergency medicine physician in 2024

70 Medicare Part D claims for 45 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 26 claims were for opioids.

  1. Heather Reed-Day70
  2. Specialty average226

Most prescribed

  1. Oxycodone Hcl12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The MIPS final score for 2023 (Medicare payment program): 95.7 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score85.3
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $35.92

2 payments; by number, the most common kind was food and beverage; the largest payer was Collegium Pharmaceutical, Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Heather Reed-Day$35.92
  2. Specialty average$953.79

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. University Health System, Inc.Knoxville, TN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Heather Melissa Reed-Day among 1,174 emergency medicine physician records in Tennessee

Heather Melissa Reed-Day, MD is one of 1,174 emergency medicine physician records with a practice address in Tennessee. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 62% of them.

  • NPI issued2011 · 62% of these records are older, 36% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2011 · median 2012 among the 667 with a school on file
  • Record last updated2014 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Tennessee

There are 1,174 emergency medicine physician records in Tennessee.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Ralph Brooks, M.D.Knoxville, TN 379201891720736
  2. Roger Brooksbank, M.D.Knoxville, TN 379201932134889
  3. Matthew Frederick, D.O.Knoxville, TN 379201144404526
  4. Erik Geibig, M.D.Knoxville, TN 379201578626065
  5. Douglas Holland, M.D.Knoxville, TN 379201184787855
  6. Gary Hurt, M.D.Knoxville, TN 379201194768085
  7. David Linn, M.D.Knoxville, TN 379201306871264
  8. Jonathan Martin, MDKnoxville, TN 379201881672558

Common questions

What is Heather Melissa Reed-Day, MD's NPI number?

Heather Melissa Reed-Day, MD's National Provider Identifier (NPI) is 1235428533, issued on Apr 7, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Heather Melissa Reed-Day, MD located?

The NPPES record lists a practice address at 1924 Alcoa Hwy, Knoxville, TN, 37920. Phone: (865) 305-9402. Providers update this record themselves, so call before visiting.

How can I verify Heather Melissa Reed-Day, MD's license?

NPPES lists Tennessee license number 51602, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Heather Melissa Reed-Day, MD prescribe under Medicare Part D?

In 2024, Heather Melissa Reed-Day, MD had 70 Medicare Part D claims for 45 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Heather Melissa Reed-Day, MD's MIPS final score?

The 2023 MIPS final score is 95.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.