NPI age
13 years
Enumerated 2013-01-30
● Active
Type 1 · Individual
Douglas J Patron, MD
Patron is 1 of 1 preventive medicine providers in Spring and 1 of 204 in Texas.
Primary specialty
Preventive Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2013-01-30
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 204 active preventive medicine providers in Texas.
NPI age
13 years
↓ 5 yr below median (18 yr)
State licenses
1 state
11% of peers hold multiple states
Subspecialties
0
35% of peers hold subspecialties
NPI lifetime · 2013 → 2026
2013-01Enumerated in NPPES
2013
2026
Where they practice
Practice location
19406 Bremerton Ln
Spring, TX 773884164
Mailing address
19406 Bremerton Ln
Spring, TX 773884164
Specialties
-
Preventive Medicine PrimaryOccupational medicine focuses on the health of workers, including the ability to perform work; the physical, chemical, biological, and social environments of the workplace; and the health outcomes of environmental exposures....
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.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.