Registry data as of Aug 27, 2026

Matthew Hanggi, MD

Dermatology Physician · Knoxville, TN

Matthew Hanggi, MD is a dermatology physician with a practice address in Knoxville, Tennessee, and NPI 1043278336, issued on May 3, 2006. Check the license (Tennessee 38448, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1043278336
Name
Matthew Hanggi
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License number
38448 TN
Self-reported in NPPES; status is on the state search
Practice location
123 Fox RD, Knoxville, TN 37922
Phone
(865) 690-9467
Enumerated
May 3, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 123 Fox RD

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

  1. Lee Dittrich, MDDermatology Physician1316905862
  2. Susan Freeberg, MDProcedural Dermatology Physician1932165370
  3. Robert Gathings, M.D.MOHS-Micrographic Surgery Physician1548671928
  4. Katie Hageman, PA-CPhysician Assistant1427226778
  5. Paul Maben, P.A.Physician Assistant1548275381
  6. Amy Maurer, PA-CPhysician Assistant1558308718

Verify Matthew Hanggi 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 38448
    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.

43% more Medicare Part D claims than the average dermatology physician in 2024

1,143 Medicare Part D claims for 606 beneficiaries, against an average of 799 among the 11,754 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Matthew Hanggi1,143
  2. Specialty average799

Most prescribed

  1. Doxycycline Hyclate283 claims
  2. Triamcinolone Acetonide209 claims
  3. Amoxicillin72 claims
  4. Clobetasol Propionate62 claims
  5. Imiquimod61 claims
  6. Fluorouracil53 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 Medicare quality score for 2023: 100 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 score
  2. Costout of 100 · 30%
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $2,227.10

129 payments, mostly food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C.. The 9,431 providers of this specialty with any payment received $8,593.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Matthew Hanggi$2,227.10
  2. Specialty average$8,593.06

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

One hospital or facility affiliation

  1. Knoxville Dermatology Group PCKnoxville, TN

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Dermatology Physician providers in Tennessee

There are 230 dermatology physician records in Tennessee.

Other dermatology physician records in Tennessee

  1. Vlatka Agnetta, M.D.Chattanooga, TN1053602128
  2. Adam Allan, DOClarksville, TN1992149074
  3. Anne Allen, MDKnoxville, TN1083143226
  4. Elizabeth Anderson, MDKnoxville, TN1073589925
  5. Saundrett Arrindell, MDNashville, TN1922190339
  6. Kandice Bailey, MDNashville, TN1760011480
  7. Adam Baker, MDGermantown, TN1316955578
  8. Joshua Bakke, M.D.Knoxville, TN1851747695
  9. Samuel Banks, MDChattanooga, TN1801995329
  10. Benjamin Bashline, DOThompsons Station, TN1982947966

Common questions

What is Matthew Hanggi, MD's NPI number?

Matthew Hanggi, MD's National Provider Identifier (NPI) is 1043278336, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Hanggi, MD located?

The NPPES record lists a practice address at 123 Fox RD, Knoxville, TN, 37922. Phone: (865) 690-9467. Providers update this record themselves, so call before visiting.

How can I verify Matthew Hanggi, MD's license?

NPPES lists Tennessee license number 38448, 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 Matthew Hanggi, MD prescribe under Medicare Part D?

In 2024, Matthew Hanggi, MD had 1,143 Medicare Part D claims for 606 beneficiaries; the average among dermatology physician prescribers was 799. Part D covers Medicare prescriptions only.

What is Matthew Hanggi, MD's Medicare quality score?

The 2023 MIPS final score is 100 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.