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

Karen Melinda Ong, MD

Individual provider Internal Medicine Physician · NPI 1992298251

Karen Melinda Ong, MD practises Preventive Medicine in Scottsdale, Arizona. Graduated from New York University School of Medicine in 2016, 10 years ago. Practices with Mayo Clinic Arizona, a 1,616-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Arizona and Texas.

Years since qualifying
10
Trained at
New York University School of Medicine
Licensed in
AZ, TX
In the registry since
2018
Specialties on file
3
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

13400 E Shea Blvd
Scottsdale, AZ 85259-5499
Phone: (480) 301-8000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 301 University Blvd, Galveston, TX 77555-5302 — (409) 747-6131

Specialties & licences

Aerospace Medicine Physician (primary) Taxonomy 2083A0100X · Licence 71147 (AZ)
Internal Medicine Physician Taxonomy 207R00000X · Licence BP10064473 (TX)
Aerospace Medicine Physician Taxonomy 2083A0100X · Licence BP30077393 (TX)

Record details

NPI number1992298251
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 12, 2018
Last updated in NPPESNovember 1, 2024
Certification dateNovember 1, 2024

Medicare enrollment

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

Medicare specialtyPREVENTIVE MEDICINE
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 2016 (10 years in practice)
Group practice Mayo Clinic Arizona — 1616 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Practises at

Facilities the CMS Facility Affiliation file lists for this clinician.

  • Mayo Clinic Hospital Hospital · Phoenix, AZ

Colleagues at Mayo Clinic Arizona

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 1616 clinicians in the practice; 12 are shown here.

Other providers in Scottsdale