NPI age
20 years
Enumerated 2005-10-03
● Active
Type 1 · Individual
Douglas A Miesen, MD
Miesen is 1 of 26 emergency medicine providers in Harlingen and 1 of 6039 in Texas.
Primary specialty
Emergency Medicine
Plus 1 subspecialty
Licensed in
TX, CA
2 states
Status
Active
No deactivations on record
Last NPPES update
2015-05-26
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 6039 active emergency medicine providers in Texas.
NPI age
20 years
↑ 5 yr above median (15 yr)
State licenses
2 states
Top 82% — 17% of peers are multi-state
Subspecialties
0
43% of peers hold subspecialties
NPI lifetime · 2005 → 2026
2005-10Enumerated in NPPES
2005
2026
Where they practice
Practice location
2101 Pease St
Harlingen, TX 785508307
Mailing address
2606 Rogers Frk
San Antonio, TX 782584607
Specialties
-
Emergency Medicine PrimaryAn emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department....
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | 8N8137 | BCBS |
| 05 (TX) | 176289001 | |
| 05 (TX) | 176289002 |
Multi-state credentialing: Licensed in 2 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 185 other active providers share this practice address in NPPES.
Recently enumerated nearby: 1 new emergency medicine provider has been added in Harlingen in the last 180 days.
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Request a quote →How to verify this provider
- 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.