NPI age
15 years
Enumerated 2010-10-22
● Active
Type 1 · Individual
Gwendolyn Calloway, RRT
Calloway is 1 of 49 respiratory therapist, registered providers in Dallas and 1 of 221 in Texas.
Primary specialty
Respiratory Therapist, Registered
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2010-10-22
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 221 active respiratory therapist, registered providers in Texas.
NPI age
15 years
↑ 8 yr above median (7 yr)
State licenses
1 state
4% of peers hold multiple states
Subspecialties
0
10% of peers hold subspecialties
NPI lifetime · 2010 → 2026
2010-10Enumerated in NPPES
2010
2026
Where they practice
Practice location
4500 S Lancaster Rd
Dallas, TX 752167167
Mailing address
4500 S Lancaster Rd
Dallas, TX 752167167
Specialties
-
Respiratory Therapist, Registered PrimaryA Registered Respiratory Therapist (RRT) is an advanced therapist who has passed standardized written and clinical simulation examinations administered by the National Board for Respiratory Care (NBRC). In addition, to the certified...
Practice context
Part of a multi-provider practice. 1026 other active providers share this practice address in NPPES.
Recently enumerated nearby: 1 new respiratory therapist, registered provider has been added in Dallas in the last 180 days.
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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.