Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Theresa O Castillo, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1013067909

Theresa O Castillo, MD is an Obstetrics/Gynecology in Houston, Texas. Qualified in 2002, 24 years ago. Practices with Obhg Texas Holdings PA, a 177-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
24
Licensed in
TX
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

13215 Dotson Rd Ste 200
Houston, TX 77070-4301
Phone: (281) 444-3440
Fax: (281) 444-4080
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence M5087 (TX)

Record details

NPI number1013067909
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 11, 2007
Last updated in NPPESJune 2, 2010

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Group practice Obhg Texas Holdings Pa — 177 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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