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

Dr. Patrick Michael Chiasson, MD

Individual provider Specialist · NPI 1861458754

Dr. Patrick Michael Chiasson, MD is a General Surgery in Tucson, Arizona. Qualified in 1987, 39 years ago. Practices with Northwest Allied Physicians LLC, a 125-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
39
Licensed in
AZ
In the registry since
2006
Specialties on file
2
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

6230 N La Cholla Blvd Ste 250
Tucson, AZ 85741-3529
Phone: (520) 219-8690
Fax: (520) 219-8694
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 29820 (AZ)
Specialist Taxonomy 174400000X · Licence 29820 (AZ)

Record details

NPI number1861458754
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 21, 2006
Last updated in NPPESNovember 18, 2021
Certification dateNovember 18, 2021
Mailing address6230 N La Cholla Blvd Ste 250, Tucson, AZ 85741-3529

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Group practice Northwest Allied Physicians Llc — 125 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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