NPI age
17 years
Enumerated 2008-06-06
● Active
Type 1 · Individual
DR. Omar Manlapaz, MD
Manlapaz is 1 of 4 internal medicine providers in Duncanville and 1 of 935 in Texas.
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-04-28
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 935 active internal medicine providers in Texas.
NPI age
17 years
≈ at median (18 yr)
State licenses
1 state
15% of peers hold multiple states
Subspecialties
1
In the 38% of peers with subspecialties
NPI lifetime · 2008 → 2026
2008-06Enumerated in NPPES
2008
2026
Where they practice
Practice location
920 E Highway 67
Duncanville, TX 751372712
Mailing address
14860 Montfort Dr Ste 140
Dallas, TX 752546718
Additional practice locations
1 secondary location on file with NPPES.
Location 2
3920 W Wheatland Rd Ste 134
Dallas, TX 752373404
Specialties
-
Internal Medicine PrimaryAn internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary...
-
Internal MedicineA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
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.