NPI Atlas

Karsta Lynn Marck, MSN, APRN, FNP-C

Family Nurse Practitioner in Houston, Texas. NPI 1073115952.

NPI1073115952

Registry record

NPI
1073115952
Profession
Nurse Practitioner (NP)
Specialty
Family Nurse Practitioner (363LF0000X)
Practice address
6624 Fannin St
Houston, TX 77030
Phone
7134420000
In the registry since
November 15, 2020
Last NPPES update
February 12, 2026
Sole proprietor
No
License
1045568 (TX)

At this location

18 other providers in our data list 6624 Fannin St, Houston as a practice address:

In context

The NPI number of Karsta Marck is 1073115952. They are a Family Nurse Practitioner in Houston, Texas.

Karsta Marck is one of 2,753 Family Nurse Practitioners in Houston and one of 22,499 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 5 years, since November 15, 2020.

Frequently asked questions

What is NPI 1073115952?

NPI 1073115952 is the 10-digit National Provider Identifier assigned to Karsta Marck, a Family Nurse Practitioner practicing in Houston, Texas. The record has been in the NPPES registry since November 15, 2020.

How do I verify this provider?

Cross-check NPI 1073115952 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 1045568 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 February 12, 2026. 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.