NPI age
17 years
Enumerated 2008-08-19
● Active
Type 1 · Individual
DR. Brienne Jansen Loy, M.D.
Loy is 1 of 1764 family medicine providers in Houston and 1 of 15966 in Texas.
Primary specialty
Family Medicine
Plus 6 subspecialties
Licensed in
TX, LA, CO, NV, KS, AZ, GA
7 states
Status
Active
No deactivations on record
Last NPPES update
2021-11-29
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 15966 active family medicine providers in Texas.
NPI age
17 years
≈ at median (17 yr)
State licenses
7 states
Top 91% — 8% of peers are multi-state
Subspecialties
0
26% of peers hold subspecialties
NPI lifetime · 2008 → 2026
2008-08Enumerated in NPPES
2008
2026
Where they practice
Practice location
5104 Harrisburg Blvd Ste 800
Houston, TX 770110001
Mailing address
Po Box 616788
Orlando, FL 328616788
Specialties
-
Family Medicine PrimaryFamily Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | 830796 | MEDICARE |
| 05 (TX) | 4101404-01 |
Multi-state credentialing: Licensed in 7 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 4 other active providers share this practice address in NPPES.
Recently enumerated nearby: 15 new family medicine providers have been added in Houston 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.