NPI age
13 years
Enumerated 2013-03-27
● Active
Type 1 · Individual
Christopher Loo, MD/PHD
Loo is 1 of 320 general practice providers in Houston and 1 of 2087 in Texas.
Primary specialty
General Practice
Plus 1 subspecialty
Licensed in
PA, IN
2 states
Status
Active
No deactivations on record
Last NPPES update
2017-03-23
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 2087 active general practice providers in Texas.
NPI age
13 years
↑ 3 yr above median (10 yr)
State licenses
2 states
Top 95% — 4% of peers are multi-state
Subspecialties
0
33% of peers hold subspecialties
NPI lifetime · 2013 → 2026
2013-03Enumerated in NPPES
2013
2026
Where they practice
Practice location
2121 Hepburn St Apt 402
Houston, TX 770543217
Mailing address
2121 Hepburn St Apt 402, Suite 510
Houston, TX 770543217
Specialties
-
General Practice PrimaryA physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.
Practice context
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
Recently enumerated nearby: 4 new general practice 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.