Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Hector Diaz-Otero, MD

Individual provider Family Medicine Physician · NPI 1508500810

Hector Diaz-Otero, MD is a Family Practice in Marysville, Washington. Qualified in 2021, 5 years ago. Practices with Sea Mar Community Health Centers, a 236-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
5
Licensed in
WA
In the registry since
2022
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

9710 State Ave
Marysville, WA 98270-2232
Phone: (606) 531-7423
Fax: (360) 657-3095
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1202 Martin Luther King Jr Way, Tacoma, WA 98405-3926 — (253) 441-4742

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence MD70027777 (WA)

Record details

NPI number1508500810
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 22, 2022
Last updated in NPPESJuly 31, 2025
Certification dateJuly 31, 2025

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Sea Mar Community Health Centers — 236 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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