NPI age
19 years
Enumerated 2007-01-22
● Active
Type 1 · Individual
DR. Donald Williams Parsons, M.D., PH.D.
Parsons is 1 of 163 pediatrics providers in Houston and 1 of 321 in Texas.
Primary specialty
Pediatrics
Licensed in
MD
1 state
Status
Active
No deactivations on record
Last NPPES update
2009-07-21
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 321 active pediatrics providers in Texas.
NPI age
19 years
↑ 2 yr above median (17 yr)
State licenses
1 state
27% of peers hold multiple states
Subspecialties
0
50% of peers hold subspecialties
NPI lifetime · 2007 → 2026
2007-01Enumerated in NPPES
2007
2026
Where they practice
Practice location
6621 Fannin St, Mc 3-3320
Houston, TX 770302303
Mailing address
6621 Fannin St, Mc 3-3320
Houston, TX 770302303
Specialties
-
Pediatrics PrimaryA pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.
Practice context
Part of a multi-provider practice. 802 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 →
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