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

Dr. Dennis Andrew Buck, DO

Individual provider Medical Oncology Physician · NPI 1114157195

Dr. Dennis Andrew Buck, DO is a Hematology/Oncology in Show Low, Arizona. Graduated from Touro Un College of Osteopathic Medicine, Vallejo in 2009, 17 years ago. Practices with Summit Healthcare Association, a 72-clinician group, works from 4 locations, accepts Medicare assignment and offers telehealth. Licensed in Arizona, Nevada and Oklahoma.

Years since qualifying
17
Trained at
Touro Un College of Osteopathic Medicine, Vallejo
Licensed in
AZ, NV, OK
In the registry since
2009
Specialties on file
3
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

2500 E Hunt Dr Ste H-J
Show Low, AZ 85901-7954
Phone: (928) 537-6937
Fax: (928) 532-8798
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 1 Mercado St Ste 100, Durango, CO 81301 — (970) 385-7977
  • 95 S Pagosa Blvd, Pagosa Springs, CO 81147-8329 — (970) 731-3700
  • 10109 E. 79th Street, Tulsa, OK 74133 — (918) 286-5000

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 011954 (AZ)
Medical Oncology Physician Taxonomy 207RX0202X · Licence 5355 (OK)
Internal Medicine Physician Taxonomy 207R00000X · Licence SL0646 (NV)

Record details

NPI number1114157195
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 23, 2009
Last updated in NPPESOctober 8, 2025
Certification dateOctober 8, 2025
Mailing address2500 E Hunt Dr Ste H-J, Show Low, AZ 85901-7954

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolTOURO UN COLLEGE OF OSTEOPATHIC MEDICINE, VALLEJO
Graduated 2009 (17 years in practice)
Group practice Summit Healthcare Association — 72 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Show Low