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DR. PATRICK MICHAEL CHIASSON MD
NPI 1861458754
Surgery in Tucson, AZ

Active since April 21, 2006PECOS EnrolledAccepts Medicare Assignment
89.28/100
CMS Quality Rating
6230 N LA CHOLLA BLVD STE 250, TUCSON, AZ 85741(520) 219-8690(520) 219-8694 Get Directions Write a Review

NPPES record last updated: November 18, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 18, 2021, Sep 22, 2020, Feb 15, 2017 (3 updates tracked since 2017).

About Dr. Patrick Michael Chiasson Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. PATRICK MICHAEL CHIASSON MD (NPI 1861458754) is an individual surgery provider in Tucson, Arizona, licensed in Arizona (29820) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1987).

NPPES Registry Identity

NPI1861458754
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameDR. PATRICK MICHAEL CHIASSONCredential: MD
Location Address6230 N LA CHOLLA BLVD STE 250Tucson, AZ 85741-3529
Mailing Address6230 N La Cholla Blvd Ste 250Tucson, AZ 85741-3529 · (520) 219-8690 · Fax (520) 219-8694
Phone(520) 219-8690
Fax(520) 219-8694
Sole ProprietorNo
Medical School CMSOtherGraduated 1987
Enumeration DateApril 21, 2006
Last NPPES UpdateNovember 18, 20213 updates tracked since enumeration
NPPES CertifiedNovember 18, 2021
✔ NPI 1861458754 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in AZ · 29820
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
Also ListedSpecialistTaxonomy 174400000X · License 29820 (AZ)
6230 N LA CHOLLA BLVD STE 250, Tucson, AZ 85741
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Other Identifiers 1

Medicaid626856AZ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Patrick Michael Chiasson Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1456336072
PECOS Enrollment IDI20051025000313
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
119 services79 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
84 services70 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
77 services77 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
50 services50 patients
Monitoring and recording of esophageal function through a capsule attached to the esophagus wall 91035
This procedure involves a small capsule being attached to your esophagus wall. It measures and records how your esophagus is functioning, helping to identify any potential issues. You won't feel the capsule and it will pass naturally through your system after a few days.
31 services31 patients
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235
This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.
28 services28 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85741 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$69.24 typical visit price
range $17.72 – $137.41
Typical copayment $17.31 (range $4.43 – $34.35)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

89.28/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality78.56
Promoting Interoperability100
Improvement Activities40

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Patrick Chiasson's NPI number?

The NPI number for Patrick Chiasson is 1861458754. It was assigned to this individual provider in the NPPES registry on April 21, 2006.

Where is Patrick Chiasson located?

Patrick Chiasson practices at 6230 N La Cholla Blvd Ste 250, Tucson, AZ 85741. The listed phone number is (520) 219-8690.

What is Patrick Chiasson's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Patrick Chiasson enrolled in Medicare?

Yes. Patrick Chiasson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Patrick Chiasson accept?

Health plans from Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona and UnitedHealthcare list Patrick Chiasson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Patrick Chiasson was last updated on November 18, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.