NPI age
14 years
Enumerated 2012-04-22
● Active
Type 1 · Individual
Alyssa Hyunna Yoon, M.D.
Yoon 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
2025-09-27
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
14 years
↑ 2 yr above median (12 yr)
State licenses
1 state
25% of peers hold multiple states
Subspecialties
1
In the 78% of peers with subspecialties
NPI lifetime · 2012 → 2026
2012-04Enumerated in NPPES
2012
2026
Where they practice
Practice location
6720 Bertner Ave
Houston, TX 770302604
Mailing address
1 Baylor Plz Ste Nc100
Houston, TX 770303411
Additional practice locations
3 secondary locations on file with NPPES.
Location 2
7200 Cambridge St Fl 10
Houston, TX 770304202
Location 3
6560 Fannin St Ste 1632
Houston, TX 770302761
Location 4
1 Baylor Plz
Houston, TX 770303411
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,...
Practice context
Part of a multi-provider practice. 423 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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