NPI age
16 years
Enumerated 2009-08-06
● Active
Type 1 · Individual
DR. Ann Marie Fernandez, DO
Fernandez is 1 of 394 hospitalist providers in Houston and 1 of 1835 in Texas.
Primary specialty
Hospitalist
Plus 2 subspecialties
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2026-03-25
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 1835 active hospitalist providers in Texas.
NPI age
16 years
↑ 4 yr above median (12 yr)
State licenses
1 state
25% of peers hold multiple states
Subspecialties
2
In the 78% of peers with subspecialties
NPI lifetime · 2009 → 2026
2009-08Enumerated in NPPES
2009
2026
Where they practice
Practice location
921 Gessner Rd
Houston, TX 770242501
Mailing address
920 Frostwood Dr Ste 2.300
Houston, TX 770242314
Additional practice locations
1 secondary location on file with NPPES.
Location 2
1 Medical Center Drive, Umdnj-Som
Stratford, NJ 08084
Specialties
-
Hospitalist PrimaryHospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term...
-
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,...
-
Internal MedicineAn internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Practice context
Part of a multi-provider practice. 124 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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