NPPES file of Aug 9, 2026

Chelsea Matheson

Gerontology Nurse Practitioner · Knoxville, TN

Chelsea Matheson is a gerontology nurse practitioner with a practice address in Knoxville, Tennessee, and NPI 1255787677, issued on May 5, 2016. Check the license (Tennessee 20827, as entered in NPPES) with the Tennessee board that licenses this profession; 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
1255787677
Name
Chelsea Matheson
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
20827 TN
Self-reported in NPPES; status is on the state search
Practice location
9957 Sherrill Blvd, Knoxville, TN 37932
Phone
(865) 693-2255
Enumerated
May 5, 2016
Record last updated
Nov 1, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(865) 691-7888
Medicare enrollment
Enrolled (PECOS I20160826001987); accepts Medicare assignment
Medical or professional school
Vanderbilt University School Of Medicine, 2015
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 9957 Sherrill Blvd

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

  1. Amy Allen, MSN,CFNPFamily Nurse Practitioner1780725168
  2. Rachel BolsterPhysician Assistant1316418304
  3. Erann Bulman, NURSE PRACTITIONERGerontology Nurse Practitioner1841980869
  4. Jessica Carringer, FNP-BCFamily Nurse Practitioner1952793978
  5. Stephanie Carroll, APNNurse Practitioner1578529459
  6. Rebecca Criswell, NPNurse Practitioner1316314768

Verify Chelsea Matheson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
    Search for license 20827
    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
Find 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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95% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024

75 Medicare Part D claims for 35 beneficiaries, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D. 17 claims were for opioids.

  1. Chelsea Matheson75
  2. Specialty average1,369

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 practice group's MIPS final score for 2023 (Medicare payment program): 76.2 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score90.4
  2. Costout of 100 · 30%35.0
  3. Promoting interoperabilityout of 100 · 25%87.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $88.09

4 payments; by number, the most common kind was food and beverage; the largest payer was Celgene Corporation. The 3,903 providers of this specialty with any payment received $742.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Chelsea Matheson$88.09
  2. Specialty average$742.05

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. Tennessee Cancer Specialists PLLCKnoxville, TN

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

Chelsea Matheson among 379 gerontology nurse practitioner records in Tennessee

Chelsea Matheson is one of 379 gerontology nurse practitioner records with a practice address in Tennessee. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 29% of them.

  • NPI issued2016 · 29% of these records are older, 67% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated2015 · median 2021 among the 288 with a school on file
  • Record last updated2021 · 15% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gerontology Nurse Practitioner providers in Tennessee

There are 379 gerontology nurse practitioner records in Tennessee.

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Erann Bulman, NURSE PRACTITIONERKnoxville, TN 379321841980869
  2. Ashley WoodKnoxville, TN 379321881230126
  3. Anna Currid, ARNPKnoxville, TN 379201801212840
  4. Tessa Hayes, DNP APRN AGACNP-BCKnoxville, TN 379201912561960
  5. Caitlin LoweKnoxville, TN 379201003448986
  6. Deanna Hopkins, AGNP-CKnoxville, TN 379161972029783
  7. Harriet Starkey, GNPKnoxville, TN 379161689696189
  8. Lisa Jaycox, ARNPKnoxville, TN 379091053685362

Common questions

What is Chelsea Matheson's NPI number?

Chelsea Matheson's National Provider Identifier (NPI) is 1255787677, issued on May 5, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Chelsea Matheson located?

The NPPES record lists a practice address at 9957 Sherrill Blvd, Knoxville, TN, 37932. Phone: (865) 693-2255. Providers update this record themselves, so call before visiting.

How can I verify Chelsea Matheson's license?

NPPES lists Tennessee license number 20827, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.

How much does Chelsea Matheson prescribe under Medicare Part D?

In 2024, Chelsea Matheson had 75 Medicare Part D claims for 35 beneficiaries; the average among gerontology nurse practitioner prescribers was 1,369. Part D covers Medicare prescriptions only.

What is Chelsea Matheson's MIPS final score?

The 2023 MIPS final score is 76.2 of 100, reported for the practice group. 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.