Registry record
- NPI
- 1124203401
- Profession
- Nurse Practitioner (NP)
- Specialty
- Family Nurse Practitioner (363LF0000X)
- Practice address
- 1200 Ross St
Amarillo, TX 79102 - Phone
- 8064186966
- In the registry since
- January 4, 2008
- Last NPPES update
- December 6, 2022
- Sole proprietor
- No
- License
- 669875 (TX)
At this location
One other provider in our data lists 1200 Ross St, Amarillo as a practice address:
- Dr. Tracey Leigh Smith, DNP, APRN, FNP-BC
Family Nurse Practitioner · NPI 1437330594
In context
The NPI number of Martha Zinn is 1124203401. They are a Family Nurse Practitioner in Amarillo, Texas.
Martha Zinn is one of 303 Family Nurse Practitioners in Amarillo and one of 22,499 across Texas in our data. Amarillo ranks #17 among Texas cities in our dataset, with 520 NP and PA providers.
The NPI has been in the federal registry for 18 years, since January 4, 2008.
Frequently asked questions
What is NPI 1124203401?
NPI 1124203401 is the 10-digit National Provider Identifier assigned to Martha Zinn, a Family Nurse Practitioner practicing in Amarillo, Texas. The record has been in the NPPES registry since January 4, 2008.
How do I verify this provider?
Cross-check NPI 1124203401 in the official CMS registry at npiregistry.cms.hhs.gov, and confirm license 669875 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 December 6, 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.