Registry record
- NPI
- 1972824761
- Profession
- Nurse Practitioner (NP)
- Specialty
- Gerontology Nurse Practitioner (363LG0600X)
- Practice address
- 650 N Sam Houston Pkwy E Ste 105B
Houston, TX 77060 - Phone
- 2812721743
- In the registry since
- June 16, 2010
- Last NPPES update
- July 21, 2022
- Sole proprietor
- Yes
- License
- 628157 (TX)
At this location
2 other providers in our data list 650 N Sam Houston Pkwy E Ste 105B, Houston as a practice address:
- Mrs. Andrea Mercedes Castillo, NP
Family Nurse Practitioner · NPI 1982983029
- Melissa Denise Wade, DNP
Family Nurse Practitioner · NPI 1629365036
In context
The NPI number of Sondra Markle is 1972824761. They are a Gerontology Nurse Practitioner in Houston, Texas.
Sondra Markle is one of 314 Gerontology Nurse Practitioners in Houston and one of 1,529 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 16 years, since June 16, 2010.
Frequently asked questions
What is NPI 1972824761?
NPI 1972824761 is the 10-digit National Provider Identifier assigned to Sondra Markle, a Gerontology Nurse Practitioner practicing in Houston, Texas. The record has been in the NPPES registry since June 16, 2010.
How do I verify this provider?
Cross-check NPI 1972824761 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 628157 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 July 21, 2022. 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.