NPI age
20 years
Enumerated 2005-09-27
● Active
Type 1 · Individual
Deirdre McMullen, M.D.
McMullen is 1 of 55 family medicine providers in Missouri City and 1 of 15966 in Texas.
Primary specialty
Family Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2015-05-05
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 15966 active family medicine providers in Texas.
NPI age
20 years
↑ 3 yr above median (17 yr)
State licenses
1 state
8% of peers hold multiple states
Subspecialties
0
26% of peers hold subspecialties
NPI lifetime · 2005 → 2026
2005-09Enumerated in NPPES
2005
2026
Where they practice
Practice location
3281 Rocky Creek Dr, Suite 500
Missouri City, TX 774594750
Mailing address
3281 Rocky Creek Dr, Suite 500
Missouri City, TX 774594750
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
Part of a multi-provider practice. 1 other active provider shares 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.