NPI Atlas

Mr. John David Mason, PA-C

Physician Assistant in Houston, Texas. NPI 1275720229.

NPI1275720229

Registry record

NPI
1275720229
Profession
Physician Assistant (PA)
Specialty
Physician Assistant (363A00000X)
Practice address
1515 Holcombe Blvd
Houston, TX 77030
Phone
7137926161
In the registry since
October 3, 2007
Last NPPES update
April 13, 2011
Sole proprietor
No
License
PA05338 (TX)

At this location

1,545 other providers in our data list 1515 Holcombe Blvd, Houston as a practice address:

In context

The NPI number of John Mason is 1275720229. They are a Physician Assistant in Houston, Texas.

John Mason is one of 1,891 Physician Assistants in Houston and one of 11,405 across Texas in our data. Houston ranks #1 among Texas cities in our dataset, with 8,326 NP and PA providers.

The NPI has been in the federal registry for 18 years, since October 3, 2007.

Frequently asked questions

What is NPI 1275720229?

NPI 1275720229 is the 10-digit National Provider Identifier assigned to John Mason, a Physician Assistant practicing in Houston, Texas. The record has been in the NPPES registry since October 3, 2007.

How do I verify this provider?

Cross-check NPI 1275720229 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license PA05338 with the TX licensing board. You can also run the number through our free NPI validator to confirm its checksum.

Is this information current?

This profile reflects the June 2026 NPPES data file. NPPES lists the record's last update as April 13, 2011. We refresh our data each month when CMS publishes a new file.

Data: NPPES public registry, June 2026 file. Not medical advice. Verify independently before care or credentialing decisions. Errors in the source record can be corrected at nppes.cms.hhs.gov; see our corrections page.