NPI age
20 years
Enumerated 2005-06-20
● Active
Type 1 · Individual
John R Rowland, MD
Rowland is 1 of 193 pathology providers in Dallas and 1 of 1597 in Texas.
Primary specialty
Pathology
Plus 2 subspecialties
Licensed in
TX, LA
2 states
Status
Active
No deactivations on record
Last NPPES update
2011-10-28
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 1597 active pathology providers in Texas.
NPI age
20 years
≈ at median (19 yr)
State licenses
2 states
Top 83% — 16% of peers are multi-state
Subspecialties
1
In the 37% of peers with subspecialties
NPI lifetime · 2005 → 2026
2005-06Enumerated in NPPES
2005
2026
Where they practice
Practice location
9229 Lbj Fwy
Dallas, TX 752433405
Mailing address
9229 Lbj Fwy
Dallas, TX 752433405
Specialties
-
Pathology PrimaryA pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses...
-
PathologyA cytopathologist is an anatomic pathologist trained in the diagnosis of human disease by means of the study of cells obtained from body secretions and fluids, by scraping, washing, or sponging the surface of a lesion, or by the...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (LA) | 1-133136 |
Multi-state credentialing: Licensed in 2 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 6 other active providers share this practice address in NPPES.
Recently enumerated nearby: 1 new pathology 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.