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

Michael D. Merren, MD, PA

Organization Neurology Physician · NPI 1790091874

Michael D. Merren, MD, PA provides Neurology Physician services in San Antonio, Texas. Licensed in Texas. Registered with an NPI since 2010.

Licensed in
TX
In the registry since
2010
What do these letters mean?
PA — Professional association
A form of business registration, not a clinical qualification.

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Practice location Address checks out

9119 Cinnamon Hl
San Antonio, TX 78240-5401 Not confirmed with CMS for 16 years — call before visiting
Phone: (210) 561-7555
Fax: (210) 696-2643
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence E1379 (TX)

Record details

NPI number1790091874
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Michael Merren — President · (210) 561-7555
NPI enumeratedAugust 26, 2010
Last updated in NPPESAugust 26, 2010
Mailing address9119 Cinnamon Hl, San Antonio, TX 78240-5401

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