NPI age
16 years
Enumerated 2010-01-06
● Active Type 2 · Organization
William T. Hamlin DO PA
William T. Hamlin DO PA is 1 of 15966 family medicine organizations in Texas.
Primary specialty
Family Medicine
Practice locations
1
0 secondary on file
Status
Active
No deactivations on record
Authorized official
Hamlin
President
Last NPPES update
2010-01-06
Source: monthly bulk 2026-05
How this organization compares
Across 15966 active family medicine providers in Texas.
NPI age
16 years
≈ at median (17 yr)
Practice locations
1
0 secondary on file
Subspecialties
0
NPI lifetime · 2010 → 2026
2010-01Enumerated in NPPES
2010
2026
Where they practice
Primary practice location
222 S Cedar Ridge Dr
Duncanville, TX 751164529
Mailing address
222 S Cedar Ridge Dr
Duncanville, TX 751164529
Authorized official
William T Hamlin, DO
President
📞 9722986174
Individual providers at this organization
4 individual providers on file at this primary practice address.
- Jana Baxter, RN, MSN, CFNP Nurse Practitioner NPI 1780915777
- Don Christiansen, D.O. Family Medicine NPI 1801872361
- Joseph Courage, FNP-BC Nurse Practitioner NPI 1225661135
- Joe Phipps, D.O. Family Medicine NPI 1538295712
Specialties
-
Family Medicine PrimaryFamily Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of...
Practice context
Multi-provider organization. 4 individual providers on file at this primary address.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Verify the organization is in good standing.Cross-check with the state's business registration and any applicable licensing boards.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.