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

Dr. Michael Sloan Mackelvie, DO

Individual provider Obstetrics & Gynecology Physician · NPI 1154748119

Dr. Michael Sloan Mackelvie, DO is an Obstetrics/Gynecology in Houston, Texas. Qualified in 2014, 12 years ago. Practices with Obhg Texas Holdings PA, a 177-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
12
Licensed in
TX
In the registry since
2014
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

15655 Cypress Wood Medical Dr Ste 100
Houston, TX 77014-1487
Phone: (713) 442-1700
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 17198 St Lukes Way Ste 540, The Woodlands, TX 77384-8016 — (713) 442-1900

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence R6615 (TX)

Record details

NPI number1154748119
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 27, 2014
Last updated in NPPESJune 11, 2021
Certification dateJune 11, 2021

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Obhg Texas Holdings Pa — 177 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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