NPI age
20 years
Enumerated 2006-04-12
● Active
Type 1 · Individual
DR. Dan Frederick Madsen, MD
Madsen is 1 of 1 otolaryngology providers in Wharton and 1 of 1024 in Texas.
Primary specialty
Otolaryngology
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2012-12-05
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 1024 active otolaryngology providers in Texas.
NPI age
20 years
≈ at median (19 yr)
State licenses
1 state
11% of peers hold multiple states
Subspecialties
0
30% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-04Enumerated in NPPES
2006
2026
Where they practice
Practice location
2100 Regional Medical Dr
Wharton, TX 774889719
Mailing address
2100 Regional Medical Dr
Wharton, TX 774889719
Specialties
-
Otolaryngology PrimaryAn otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 119168606 | |
| 01 (TX) | 887915 | BC/BS TX# |
| 01 (TX) | 040006014 | RAILROAD GBA - RAILROAD MEDICARE |
| 01 (TX) | MDF6897TX | WORKERS COMPENSATION |
| 01 (TX) | P01090504 | RAILROAD MEDICARE PTAN |
| 05 (TX) | 119168603 | |
| 01 (TX) | 8DE536 | BC/BS # |
Practice context
Part of a multi-provider practice. 27 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.