Physician Profile
Based in Columbia, MO, Mahlon Vandelden, M.D. is listed in the NPI registry under otolaryngology. Mahlon graduated from University of Texas Southwestern Medical School at Dallas in 1992. Mahlon is also listed as specializing in otolaryngology (ent). According to Medicare claims data, the services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1225027907 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1000 W NIFONG BLVD BUILDING 3, SUITE 100
Columbia, MO 65203
Within Otolaryngology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Balance
Ear and hearing
Head, neck, and salivary
Nose and sinus
Sleep and airway
Throat and voice
Cancer
Head & Neck
Throat & Voice
Most searched procedures
Office diagnosis
Cosmetic
Ear & Hearing
Ear procedures
Head & Neck
Head and neck surgery
Nose & Sinus
Nose and sinus procedures
Sleep and airway
Throat & Voice
Throat, voice, and swallowing
12 services · 11 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
12 | Less often than most peers in Otolaryngology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Mahlon Vandelden is an ENT doctor in Columbia, MO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Otolaryngology”.
NPI registry
Mahlon Vandelden is listed at 1000 W Nifong Blvd Building 3, Suite 100, Columbia, MO 65203. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (573) 214-2000. Contact the office directly to confirm availability and scheduling.
NPI registry
Mahlon Vandelden's National Provider Identifier is 1225027907. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Mahlon Vandelden attended University of Texas Southwestern Medical School at Dallas, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
Mahlon Vandelden has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Mahlon Vandelden the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Mahlon Vandelden. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.