NPI age
18 years
Enumerated 2007-06-29
● Active
Type 1 · Individual
Zachary Paul Mulkey, MD
Mulkey is 1 of 141 internal medicine providers in Lubbock and 1 of 12343 in Texas.
Primary specialty
Internal Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2022-06-03
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 12343 active internal medicine providers in Texas.
NPI age
18 years
≈ at median (17 yr)
State licenses
1 state
12% of peers hold multiple states
Subspecialties
0
33% of peers hold subspecialties
NPI lifetime · 2007 → 2026
2007-06Enumerated in NPPES
2007
2026
Where they practice
Practice location
3601 4th St
Lubbock, TX 794309410
Mailing address
Po Box 5865
Lubbock, TX 794085865
Additional practice locations
1 secondary location on file with NPPES.
Location 2
602 Indiana Ave
Lubbock, TX 794153364
Specialties
-
Internal Medicine PrimaryA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
Practice context
Part of a multi-provider practice. 475 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.