NPI age
19 years
Enumerated 2006-07-10
● Active
Type 1 · Individual
David G Jansma, MD
Jansma is 1 of 24 radiology providers in Waco and 1 of 3776 in Texas.
Primary specialty
Radiology
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2008-05-13
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 3776 active radiology providers in Texas.
NPI age
19 years
≈ at median (19 yr)
State licenses
1 state
18% of peers hold multiple states
Subspecialties
1
In the 36% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-07Enumerated in NPPES
2006
2026
Where they practice
Practice location
3000 Herring Ave
Waco, TX 76708
Mailing address
Po Box 1888
Greenville, TX 75403
Specialties
-
Radiology PrimaryA radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
-
Nuclear MedicineA nuclear medicine specialist employs the properties of radioactive atoms and molecules in the diagnosis and treatment of disease and in research. Radiation detection and imaging instrument systems are used to detect disease as it...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 133852705 | |
| 05 (TX) | 133852708 |
Practice context
Part of a multi-provider practice. 26 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 3776 Radiology providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
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.