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

Individual provider Internal Medicine Physician · NPI 1205818853

Marilyn Barbara Mayer, MD is an Internal Medicine in Cypress, Texas. Graduated from University of Texas Medical School at Houston in 1990, 36 years ago. Practices with North Cypress Medical Partners Inc, a 5-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
36
Trained at
University of Texas Medical School at Houston
Licensed in
TX
In the registry since
2005
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

21216 NW Fwy Ste 560
Cypress, TX 77429-4695
Phone: (832) 756-2976
Fax: (281) 469-4572
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence J2191 (TX)

Record details

NPI number1205818853
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 18, 2005
Last updated in NPPESJune 26, 2025
Certification dateJune 26, 2025
Mailing address21216 Northwest Fwy, Suite 560, Cypress, TX 77429-4695

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TEXAS MEDICAL SCHOOL AT HOUSTON
Graduated 1990 (36 years in practice)
Group practice North Cypress Medical Partners Inc — 5 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Cypress