NPPES file of Aug 9, 2026

Mahlon Vandelden, M.D.

Otolaryngology Physician · Columbia, MO

Mahlon Vandelden, M.D. is an otolaryngology physician with a practice address in Columbia, Missouri, and NPI 1225027907, issued on Oct 17, 2005. Check the license (Missouri 101110, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; 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
1225027907
Name
Mahlon Vandelden
Credential
M.D.
Primary taxonomy
Otolaryngology Physician 207Y00000X
License numbers
101110 MO
01048581A IN
34110 KY
Self-reported in NPPES; status is on the state search
Practice location
1000 W Nifong Blvd, Columbia, MO 65203
Phone
(573) 214-2000
Enumerated
Oct 17, 2005
Record last updated
Feb 17, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(573) 214-2042
Medicaid IDs
64341019 KY
200181080A IN
Medicare enrollment
Enrolled (PECOS I20090826000849); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 1992
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.
Download card Updates feed

Also registered at 1000 W Nifong Blvd

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

  1. Amina Amin, M.DPsychiatry Physician1033363676
  2. James Andrews, DDSOral and Maxillofacial Pathology Dentistry1003929449
  3. James Andrews, MD DDSOral & Maxillofacial Surgery (D.M.D.)1538272976
  4. Jared Atwood, D.D.S.Oral and Maxillofacial Surgery (Dentist)1891006557
  5. Amanda Bracken, AUD, CCC-AAudiologist1285929380
  6. Lori Brandt, A.N.P.Family Nurse Practitioner1588963177

Verify Mahlon Vandelden in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 101110
    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 Missouri 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

15% fewer Medicare Part D claims than the average otolaryngology physician in 2024

460 Medicare Part D claims for 186 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D.

  1. Mahlon Vandelden460
  2. Specialty average541

Most prescribed

  1. Ipratropium Bromide61 claims
  2. Omeprazole47 claims
  3. Azelastine Hcl36 claims
  4. Prednisone30 claims
  5. Triamterene-Hydrochlorothiazid30 claims
  6. Ofloxacin29 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

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

Industry payments in 2024: $15.15

1 payment: food and beverage; the largest payer was Greer Laboratories, Inc. The 6,429 providers of this specialty with any payment received $1,922.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mahlon Vandelden$15.15
  2. Specialty average$1,922.50

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

Mahlon Vandelden among 253 otolaryngology physician records in Missouri

Mahlon Vandelden, M.D. is one of 253 otolaryngology physician records with a practice address in Missouri. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 89% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated1992 · median 2007 among the 148 with a school on file
  • Record last updated2011 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Otolaryngology Physician providers in Missouri

There are 253 otolaryngology physician records in Missouri.

The 8 otolaryngology physician records with the nearest ZIP codes

  1. Troy Scheidt, MDColumbia, MO 652031619920097
  2. Alvis Barrier, MDColumbia, MO 652011760436307
  3. Gregory Campbell, M.D.Columbia, MO 652011598754566
  4. Chia-Wai Chang, MDColumbia, MO 652011013975986
  5. Sidney Christiansen, MDColumbia, MO 652011942264551
  6. William Kinney, M.D.Columbia, MO 652011548323777
  7. Keonho Kong, MDColumbia, MO 652011871988915
  8. David Mechlin, M.D.Columbia, MO 652011023079100

Common questions

What is Mahlon Vandelden, M.D.'s NPI number?

Mahlon Vandelden, M.D.'s National Provider Identifier (NPI) is 1225027907, issued on Oct 17, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mahlon Vandelden, M.D. located?

The NPPES record lists a practice address at 1000 W Nifong Blvd, Columbia, MO, 65203. Phone: (573) 214-2000. Providers update this record themselves, so call before visiting.

How can I verify Mahlon Vandelden, M.D.'s license?

NPPES lists Missouri license number 101110, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mahlon Vandelden, M.D. prescribe under Medicare Part D?

In 2024, Mahlon Vandelden, M.D. had 460 Medicare Part D claims for 186 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.

What is Mahlon Vandelden, M.D.'s MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.