NPI age
16 years
Enumerated 2010-04-21
● Active
Type 1 · Individual
Megan Marie Gaddis, MD
Gaddis is 1 of 1645 anesthesiology providers in Dallas and 1 of 6023 in Texas.
Primary specialty
Anesthesiology
Plus 3 subspecialties
Licensed in
VA, TX, FL, MD
4 states
Status
Active
No deactivations on record
Last NPPES update
2026-01-16
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 6023 active anesthesiology providers in Texas.
NPI age
16 years
↓ 2 yr below median (18 yr)
State licenses
4 states
Top 87% — 12% of peers are multi-state
Subspecialties
0
31% of peers hold subspecialties
NPI lifetime · 2010 → 2026
2010-04Enumerated in NPPES
2010
2026
Where they practice
Practice location
5323 Harry Hines Blvd
Dallas, TX 753907201
Mailing address
1221 Mercantile Ln
Upper Marlboro, MD 207745374
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
1250 E Marshall St
Richmond, VA 232985023
Location 3
11116 Medical Campus Rd
Hagerstown, MD 217426710
Specialties
-
Anesthesiology PrimaryAn anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk...
Practice context
Part of a multi-provider practice. 4085 other active providers share this practice address in NPPES.
Recently enumerated nearby: 4 new anesthesiology providers have been added in Dallas in the last 180 days.
See all →
Provyx · Custom healthcare lists
Need all 6023 Anesthesiology providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
Request a quote →How to verify this provider
- 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.