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

David D Moyer Diener, MD

Individual provider Emergency Medical Services (Emergency Medicine) Physician · NPI 1942294756

David D Moyer Diener, MD is an Emergency Medicine in Harlingen, Texas. Graduated from Baylor College of Medicine in 2000, 26 years ago. Practices with Emergency Medicine Associates PA, PC, a 704-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
26
Trained at
Baylor College of Medicine
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

2101 Pease St
Harlingen, TX 78550-8307
Phone: (956) 389-1100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medical Services (Emergency Medicine) Physician (primary) Taxonomy 207PE0004X · Licence L8848 (TX)

Record details

NPI number1942294756
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 7, 2005
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolBAYLOR COLLEGE OF MEDICINE
Graduated 2000 (26 years in practice)
Group practice Emergency Medicine Associates P.A., P.C. — 704 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Harlingen