NPI age
19 years
Enumerated 2006-12-01
● Active
Type 1 · Individual
MRS. Marietta C Oneil
Oneil is 1 of 21 registered nurse providers in Dallas and 1 of 785 in Texas.
Primary specialty
Registered Nurse
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2007-07-08
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 785 active registered nurse providers in Texas.
NPI age
19 years
↑ 12 yr above median (7 yr)
State licenses
1 state
0% of peers hold multiple states
Subspecialties
0
12% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-12Enumerated in NPPES
2006
2026
Where they practice
Practice location
5787 South Hampton Rd, Suite 380
Dallas, TX 75232
Mailing address
5787 South Hampton Rd, Suite 380
Dallas, TX 75232
Specialties
-
Registered Nurse PrimaryDefinition to come...
Practice context
Solo or small practice. No 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.