NPI age
19 years
Enumerated 2006-09-24
● Active
Type 1 · Individual
John C Loh, MD
Loh is 1 of 903 radiology providers in Houston and 1 of 3776 in Texas.
Primary specialty
Radiology
Plus 3 subspecialties
Licensed in
TX, MO, CA, NH
4 states
Status
Active
No deactivations on record
Last NPPES update
2021-02-09
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
4 states
Top 81% — 18% of peers are multi-state
Subspecialties
0
36% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-09Enumerated in NPPES
2006
2026
Where they practice
Practice location
7026 Old Katy Rd Ste 276
Houston, TX 770242187
Mailing address
7026 Old Katy Rd Ste 276
Houston, TX 770242187
Additional practice locations
1 secondary location on file with NPPES.
Location 2
703 Riverway Pl
Bedford, NH 031106768
Specialties
-
Radiology PrimaryA radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (NH) | 3076948 | |
| 01 (NH) | P01052460 | RAILROAD MEDICARE |
| 05 (CA) | 00A977490 | |
| 01 (CA) | 00A977490 | BLUE SHIELD |
Multi-state credentialing: Licensed in 4 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 65 other active providers share this practice address in NPPES.
Recently enumerated nearby: 4 new radiology providers have been added in Houston in the last 180 days.
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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.