MAHLON VANDELDEN (M.D.) – Otolaryngology Physician, NPI 1225027907
Otolaryngology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
320 OTOLARYNGOLOGY in MO
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Provider Addresses for MAHLON VANDELDEN (M.D.)
1000, West Nifong Boulevard, Columbia, Boone County, Missouri, 65203, United States
BUILDING 3, SUITE 100
COLUMBIA, MO 652035615
Phone: (573) 214-2000
Fax: (573) 214-2042
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $15.
Total Amount is formed as General ($15) + Research ($0) + Ownership ($0) = $15.
Last reported payment date: 2024-02-13 • Largest payer in this snapshot: Greer Laboratories, Inc. ($15).
Total Amount
$15
General + Research + Ownership
Payments
1
Total payment records
General Amount
$15
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Greer Laboratories, Inc. | $15 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2009-08-26
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20090826000849 | I | Otolaryngology | MO | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 95165 | Professional service for preparation and provision of 1 or more antigens | 1,685 | 79 | $0 |
| 95004 | Test for allergy using allergenic extract | 1,496 | 35 | $0 |
| 95024 | Test for allergy using allergenic extract injected into skin | 1,352 | 34 | $0 |
| 95117 | Professional service for multiple injections of allergen | 978 | 56 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 338 | 201 | $0 |
Insurance plans in this area (ZIP 65203)
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