NPI age
20 years
Enumerated 2006-05-06
● Active
Type 1 · Individual
DR. Mark A Lorenzen, MD
Lorenzen is 1 of 34 pediatrics providers in Waco and 1 of 7055 in Texas.
Primary specialty
Pediatrics
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2008-01-28
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 7055 active pediatrics providers in Texas.
NPI age
20 years
↑ 2 yr above median (18 yr)
State licenses
1 state
8% of peers hold multiple states
Subspecialties
0
23% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-05Enumerated in NPPES
2006
2026
Where they practice
Practice location
301b Richland West Cir
Waco, TX 767127919
Mailing address
Po Box 938
Killeen, TX 765400938
Specialties
-
Pediatrics PrimaryA pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | 00MF72 | BLUE CROSS BLUE SHIELD |
| 01 (TX) | 0525246 | UNITED HEALTHCARE |
| 01 (TX) | 6909402 | CIGNA |
| 01 (TX) | 20362682 | BEECH STREET |
| 01 (TX) | 742171395001 | HUMANA/MILITARY-TRICARE |
Practice context
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
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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.
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