NPI age
15 years
Enumerated 2011-04-08
● Active
Type 1 · Individual
DR. Helen Merritt, M.D.
Merritt is 1 of 9 ophthalmology providers in Dallas and 1 of 57 in Texas.
Primary specialty
Ophthalmology
Plus 2 subspecialties
Licensed in
TX, CA
2 states
Status
Active
No deactivations on record
Last NPPES update
2023-11-27
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 57 active ophthalmology providers in Texas.
NPI age
15 years
↑ 3 yr above median (12 yr)
State licenses
2 states
Top 84% — 15% of peers are multi-state
Subspecialties
2
In the 56% of peers with subspecialties
NPI lifetime · 2011 → 2026
2011-04Enumerated in NPPES
2011
2026
Where they practice
Practice location
8230 Walnut Hill Ln Ste 508
Dallas, TX 752314400
Mailing address
8230 Walnut Hill Ln Ste 508
Dallas, TX 752314400
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
1625 N Us Highway 75
Sherman, TX 750902815
Location 3
1708 Coit Rd Ste 200
Plano, TX 750755025
Specialties
-
Ophthalmology PrimaryA physician who specializes in oculofacial plastic and reconstructive surgery. This subspecialty combines orbital and periocular surgery with facial plastic surgery, and includes aesthetic and reconstructive surgery of the face, orbit,...
-
OphthalmologyAn ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual...
-
SpecialistAn individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (CA) | 1790075927 |
Multi-state credentialing: Licensed in 2 states. Useful context for credentialers building cross-state provider networks.
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.