NPI Atlas

Mr. Mark Dwayne Asmussen, P.A.

Physician Assistant in Brenham, Texas. NPI 1134427602.

NPI1134427602

Registry record

NPI
1134427602
Profession
Physician Assistant (PA)
Specialty
Physician Assistant (363A00000X)
Practice address
600 N Park St
Brenham, TX 77833
Phone
9798366153
In the registry since
March 8, 2011
Last NPPES update
September 8, 2025
Sole proprietor
No
License
PA07059 (TX)

At this location

10 other providers in our data list 600 N Park St, Brenham as a practice address:

In context

The NPI number of Mark Asmussen is 1134427602. They are a Physician Assistant in Brenham, Texas.

Mark Asmussen is one of 11 Physician Assistants in Brenham and one of 11,405 across Texas in our data.

The NPI has been in the federal registry for 15 years, since March 8, 2011.

Frequently asked questions

What is NPI 1134427602?

NPI 1134427602 is the 10-digit National Provider Identifier assigned to Mark Asmussen, a Physician Assistant practicing in Brenham, Texas. The record has been in the NPPES registry since March 8, 2011.

How do I verify this provider?

Cross-check NPI 1134427602 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license PA07059 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 September 8, 2025. 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.